Federal Capture Intelligence

Top DOT remediation services contractors (NAICS 562910)

Contract actions: October 1, 2021 – September 10, 2026 Updated September 11, 2026 Department of Transportation agency guide NAICS 562910 · Remediation Services
Latest 12 months
$54.7M
Net obligations · Up $27.8M vs. $26.9M preceding
Prime contractors
24
With positive obligations in the latest 12 months

Research the DOT federal contracting market for remediation services under NAICS 562910. Compare top federal contractors and market share, reported contract obligations and spending trends, funding-office attribution, recent award activity, contract types, competition, and procurement methods, and potential recompete research leads.

Contract obligation trends for Remediation Services at the Department of Transportation

Federal records show $193.2M in net obligations across 344 awards in Remediation Services at the Department of Transportation from Oct 1, 2021 through Sep 10, 2026. This market accounts for 0.45% of $42.9B in agency-wide net prime contract obligations over the period shown. Latest 12-month net obligations increased 103.2% from $26.9M to $54.7M. 3 prime contractors accounted for at least 80% of positive obligations in that latest period.

Fiscal-year activity

FY26 is year-to-date through Sep 10, 2026; earlier years show complete fiscal-year totals.

FY26 year-to-date: $51.4M versus $26.4M through the same date in FY25 (+94.3%).
Net obligations · complete fiscal yearNet obligations · FY26 YTDContract actions
View fiscal-year data table
Fiscal yearNet obligationsContract actionsCoverage
FY2022$38.6M140Complete
FY2023$32.0M151Complete
FY2024$41.5M200Complete
FY2025$29.8M162Complete
FY2026$51.4M119YTD through Sep 10, 2026

Market at a glance

All reported prime contract awards
All-period net obligations
$193.2M
344 awards · 116 prime contractors
Latest 12-month movement
+103.2%
$54.7M vs. $26.9M
Leading eight prime share
97.1%
Share held by the eight leading prime contractors in the latest 12 months
View agency share, denominators, and set-aside reporting
Agency context
0.45% of $42.9B in agency-wide net obligations.
Set-aside share when reported
69.1% of 265 awards with reported set-aside status.
Set-aside reporting
183 set aside · 82 no set-aside · 79 not reported

What changed in the last 12 months?

Sep 11, 2025–Sep 10, 2026, compared with Sep 11, 2024–Sep 10, 2025.

Competitive shifts

BRICE SOLUTIONS, LLC gained the most market share
13.8%→27.6%+13.8 percentage points
The contractor now ranks #2 by positive obligations, based on 29 reported actions.
AMENTUM ENVIRONMENT & ENERGY, INC. had the largest increase in reported obligations
$13.3M→$26.9M+$13.6M
The contractor now ranks #1 by positive obligations and accounts for 49.2% of positive obligations, based on 28 reported actions.
7 contractors were first observed in this market during the latest 12 months
$5.4MLatest 12-month obligations
Contractor-level obligations and first-observed dates appear below. “First observed” applies only to this market and the period shown.
View 7 contractors
ContractorLatest 12 months
NUCLEAR SHIP SUPPORT SERVICES LLC lost the most market share
18.94%→10.67%−8.3 percentage points
The contractor now ranks #3 by positive obligations, based on 5 reported actions.
NUNARESCON JV, LLC was the largest newly observed contractor
$3.0MLatest 12-month obligations
First observed in this market on Apr 22, 2026, the contractor now ranks #4 by positive obligations across 3 reported actions.

Buyer demand

Reported obligations through FAA increased
$19.9M→$46.9M+$27.0M
Latest-period activity spans 72 awards across 17 prime contractors.
View 3 additional material changes

Award activity

Market structure

Reported set-aside share increased
77.8%→91.3%+13.5 percentage points
Of 69 latest-period awards with reported set-aside status, 63 were reported as set-asides.

Competitive shifts

BETHEL ENGINEERING & CONSULTING LLC fell the most in the contractor rankings
#4→#8Down 4 places
The contractor accounts for 0.67% of positive obligations across 17 reported actions.
How these findings are calculated

Findings are selected from matched-period changes in obligations, share, rank, funding offices, concentration, reported set-asides, material award actions, and agency-peer outliers. Related signals are combined, and only material evidence-backed changes are shown. Review the full methodology.

Federal contract obligations by funding office

See how positive obligations were attributed across funding offices in the 12 months ending Sep 10, 2026.

85.6% of positive obligations were attributed to FAA (693JG2). That represents $46.9M, up $27.0M from the preceding 12 months.

Latest 12-month share of positive obligations; the gray segment represents all other reported offices.

  1. FAA (693JG2)85.6% · $46.9M · up $27.0M
  2. 693JF7 DOT MARITIME ADMINISTRATION11.5% · $6.3M · up $1.2M
  3. 697DCK REGIONAL ACQUISITIONS SVCS1.5% · $811K · up $275K
  4. 6973GH FRANCHISE ACQUISITION SVCS1.1% · $622K · down $77K
  5. 6923G5 GREAT LAKES ST LAWRENCE SWY DEV. CORP.0.15% · $79K · up $83K
  6. All other reported offices0.100% of positive obligations
View reported office rankings, comparisons, and evidence

USAspending assigns each award to a funding office. That office may differ from the requiring activity, program office, contracting office, individual buyer, or actual customer.

  1. Reported funding office

    FAA (693JG2)

    #1Rank unchanged

    Latest 12 months

    $46.9M

    85.6% of positive obligations

    Versus preceding 12 months

    +$27.0M

    17 active prime contractors · 72 awards

    View office comparison and evidence

    Reported obligations increased 135.7% from $19.9M to $46.9M. The office’s share of positive obligations moved from 73.8% to 85.6%, a change of +11.8 percentage points.

    The latest period contains 108 actions across 72 awards and 9 newly active prime contractors. The preceding period contained 18 active prime contractors and 70 awards.

    Leading award-level changes

  2. Reported funding office

    693JF7 DOT MARITIME ADMINISTRATION

    #2Rank unchanged

    Latest 12 months

    $6.3M

    11.5% of positive obligations

    Versus preceding 12 months

    +$1.2M

    4 active prime contractors · 4 awards

    View office comparison and evidence

    Reported obligations increased 23.1% from $5.1M to $6.3M. The office’s share of positive obligations moved from 18.9% to 11.5%, a change of −7.5 percentage points.

    The latest period contains 9 actions across 4 awards and 3 newly active prime contractors. The preceding period contained 2 active prime contractors and 2 awards.

  3. Reported funding office

    697DCK REGIONAL ACQUISITIONS SVCS

    #3Up 1 from #4

    Latest 12 months

    $811K

    1.5% of positive obligations

    Versus preceding 12 months

    +$275K

    4 active prime contractors · 6 awards

    View office comparison and evidence

    Reported obligations increased 51.4% from $535K to $811K. The office’s share of positive obligations moved from 2.0% to 1.5%, a change of −0.5 percentage points.

    The latest period contains 7 actions across 6 awards and 1 newly active prime contractor. The preceding period contained 7 active prime contractors and 10 awards.

  4. Reported funding office

    6973GH FRANCHISE ACQUISITION SVCS

    #4Down 1 from #3

    Latest 12 months

    $622K

    1.1% of positive obligations

    Versus preceding 12 months

    −$77K

    4 active prime contractors · 6 awards

    View office comparison and evidence

    Reported obligations decreased 11.0% from $699K to $622K. The office’s share of positive obligations moved from 2.6% to 1.1%, a change of −1.4 percentage points.

    The latest period contains 8 actions across 6 awards and 2 newly active prime contractors. The preceding period contained 3 active prime contractors and 3 awards.

  5. Reported funding office

    6923G5 GREAT LAKES ST LAWRENCE SWY DEV. CORP.

    #5New to the positive-obligation ranking

    Latest 12 months

    $79K

    0.15% of positive obligations

    Versus preceding 12 months

    +$83K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations moved from $3K in net deobligations to $79K in net obligations. The office’s share of positive obligations moved from 0% to 0.15%, a change of +0.1 percentage points.

    The latest period contains 1 action across 1 award and 1 newly active prime contractor. The preceding period contained 1 active prime contractor and 1 award.

  6. Reported funding office

    DOT MARITIME ADMINISTRATION

    #6Up 1 from #7

    Latest 12 months

    $47K

    0.090% of positive obligations

    Versus preceding 12 months

    −$16K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 25.3% from $63K to $47K. The office’s share of positive obligations moved from 0.24% to 0.090%, a change of −0.1 percentage points.

    The latest period contains 1 action across 1 award and 1 newly active prime contractor. The preceding period contained 3 active prime contractors and 3 awards.

  7. Reported funding office

    6923G2 DOT MARITIME ADMINISTRATION

    #7Down 1 from #6

    Latest 12 months

    $8K

    0.010% of positive obligations

    Versus preceding 12 months

    −$101K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 92.9% from $109K to $8K. The office’s share of positive obligations moved from 0.40% to 0.010%, a change of −0.4 percentage points.

    The latest period contains 1 action across 1 award. The preceding period contained 4 active prime contractors and 4 awards.

  8. Reported funding office

    DOT MARITIME ADMINISTRATION

    #8New to the positive-obligation ranking

    Latest 12 months

    $4K

    0.010% of positive obligations

    Versus preceding 12 months

    +$4K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $4K. The office’s share of positive obligations moved from 0% to 0.010%, a change of 0.0 percentage points.

    The latest period contains 1 action across 1 award and 1 newly active prime contractor. The preceding period contained 0 active prime contractors and 0 awards.

  9. Reported funding office

    FAA (6973FL)

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$25K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $25K to $0. The office’s share of positive obligations moved from 0.090% to 0%, a change of −0.1 percentage points.

    The latest period contains 0 actions across 0 awards. The preceding period contained 1 active prime contractor and 1 award.

  10. Reported funding office

    FAA HQ OFF. OF BUDGET AND PROGRAMS

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    +$26K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations moved from $26K in net deobligations to $0 in net obligations. The office’s share of positive obligations moved from 0% to 0%, a change of 0.0 percentage points.

    The latest period contains 0 actions across 0 awards. The preceding period contained 1 active prime contractor and 1 award.

  11. Reported funding office

    FAA NORTHWEST MOUNTAIN REGION

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$16K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $16K to $0. The office’s share of positive obligations moved from 0.060% to 0%, a change of −0.1 percentage points.

    The latest period contains 0 actions across 0 awards. The preceding period contained 1 active prime contractor and 1 award.

  12. Reported funding office

    VOLPE NATL TRANSPORTATION SYS CNTR

    No positive-obligation rank

    Latest 12 months

    −$28K

    0% of positive obligations

    Versus preceding 12 months

    −$540K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations moved from $512K in net obligations to $28K in net deobligations. The office’s share of positive obligations moved from 1.9% to 0%, a change of −1.9 percentage points.

    The latest period contains 2 actions across 1 award. The preceding period contained 4 active prime contractors and 5 awards.

    Leading award-level changes

Contract types, competition, and procurement methods

From Sep 11, 2025 through Sep 10, 2026, 61 awards had positive obligations totaling $55.1M. Negotiated Proposal/Quote was the leading reported procedure, accounting for 67.3% of positive obligations. Awards with a reported parent IDV accounted for 50.5%.

Leading award type
50.5%
Delivery Order
Leading reported procedure
67.3%
Negotiated Proposal/Quote
Reported parent IDV
50.5%
of positive obligations had a reported parent IDV
Median reported offers
4
45 of 61 awards reported offers

Buying method changes

Compared with Sep 11, 2024–Sep 10, 2025. Based on 61 current awards and 73 preceding awards with positive net obligations.

Reported full-and-open obligation share
47.5%
Down from 69.8% in the preceding period
Median positive award obligations
$89K
Up from $58K in the preceding period
How to read these changes

Directional color and the Up or Down labels show historical movement only. Green does not mean favorable and red does not mean unfavorable; neither predicts a future procurement method.

Same-NAICS comparison

Compared with the NAICS 562910 peer median, parent-IDV obligation share is 31.0 percentage points lower, reported full-and-open obligation share is 38.8 percentage points higher, delivery-order obligation share is 9.0 percentage points lower, and median positive award obligations are 71.7% higher.

MeasureThis marketPeer medianDifference
Parent-IDV obligation share50.5%81.5%-31.0 pts
Reported full-and-open obligation share47.5%8.8%+38.8 pts
Delivery-order obligation share50.5%59.4%-9.0 pts
Median positive award obligations$89K$52K+71.7%
Peer cohort and comparison limits

The peer median gives each of the 10 eligible agency markets equal weight. The included agency markets are:

Agency mission, scale, and acquisition context can differ. Peer position does not establish market attractiveness or predict a future procurement method.

View buying-method details and data coverage

Award types

Reported valueAwardsPositive obligationsShare
Delivery Order(C)16$27.8M50.5%
Definitive Contract(D)18$25.3M45.8%
Purchase Order(B)27$2.0M3.7%

Reported parent-award types

Reported valueAwardsPositive obligationsShare
IDC(B)16$27.8M50.5%
Not reported45$27.3M49.5%

Single- or multiple-award parent structure

Reported valueAwardsPositive obligationsShare
Single Award(S)16$27.8M50.5%
Not reported45$27.3M49.5%

Solicitation procedures

Reported valueAwardsPositive obligationsShare
Negotiated Proposal/Quote(NP)27$37.1M67.3%
Np(NEGOTIATED PROPOSAL/QUOTE)7$15.9M28.8%
Simplified Acquisition(SP1)17$1.7M3.1%
Sp1(SIMPLIFIED ACQUISITION)9$414K0.75%
Sss(ONLY ONE SOURCE)1$36K0.070%

Extent competed

Reported valueAwardsPositive obligationsShare
Full and Open Competition(A)12$26.2M47.5%
Full and Open Competition After Exclusion of Sources(D)15$10.9M19.8%
D(FULL AND OPEN COMPETITION AFTER EXCLUSION OF SOURCES)4$8.5M15.4%
A(FULL AND OPEN COMPETITION)3$7.4M13.4%
Competed Under SAP(F)14$1.3M2.4%
F(COMPETED UNDER SAP)9$414K0.75%
Other reported values4$413K0.75%

Fair-opportunity and limited-source reporting

Reported valueAwardsPositive obligationsShare
Not reported61$55.1M100.0%

Other-than-full-and-open reasons

Reported valueAwardsPositive obligationsShare
Authorized by Statute (FAR 6.302-5(A)(2)(I))(OTH)3$377K0.68%
Urgency (FAR 6.302-2)(URG)1$36K0.070%
Not reported57$54.7M99.3%

Contract pricing types

Reported valueAwardsPositive obligationsShare
Firm Fixed Price(J)42$38.6M70.0%
J(FIRM FIXED PRICE)17$16.3M29.6%
Time and Materials(Y)1$200K0.36%
Cost No Fee(S)1$20K0.040%

Product or Service Codes

Reported valueAwardsPositive obligationsShare
Environmental Systems Protection- Environmental Remediation(F108)44$47.8M86.7%
Support- Professional: Engineering/Technical(R425)1$5.8M10.6%
Construction of Radar and Navigational Facilities(Y1BC)2$536K0.97%
Support- Professional: Other(R499)1$400K0.73%
Environmental Systems Protection- Environmental Consulting and Legal Support(F115)1$160K0.29%
Repair or Alteration of Air Traffic Control Towers(Z2BA)3$156K0.28%
Other reported values9$248K0.45%

Awarding subagencies

Reported valueAwardsPositive obligationsShare
Federal Aviation Administration(6920)53$48.7M88.3%
Maritime Administration(6938)7$6.3M11.5%
Saint Lawrence Seaway Development Corporation(6947)1$79K0.14%

Awarding offices

Reported valueAwardsPositive obligationsShare
692m15 Acquisition & Grants, Aaq600(692M15)12$27.3M49.5%
697dck Regional Acquisitions Svcs(697DCK)36$20.8M37.6%
693jf7 Dot Maritime Administration(693JF7)2$6.2M11.3%
6973gh Franchise Acquisition Svcs(6973GH)5$659K1.2%
6923g2 Dot Maritime Administration(6923G2)5$106K0.19%
6923g5 Great Lakes St Lawrence Swy Dev. Corp.(6923G5)1$79K0.14%

Reported parent IDVs

Reported valueAwardsPositive obligationsShare
692M1521D00005(6920)12$27.3M49.5%
693JF725D000045(6938)1$400K0.73%
6973GH22D00043(6920)3$123K0.22%
Not reported45$27.3M49.5%

Offers, award size, and timing

Median reported offers
4 median
45 reported · 16 not reported
Positive award obligations
$89K median
$36K–$500K middle 50%
Reported performance period
364 days (~12 months) median
61 reported · 0 not reported

Calculations group latest-period actions by award, retain awards with positive net obligations for share denominators, and use each award's latest reported USAspending procurement fields as of Sep 10, 2026. Blank competition, pricing, PSC, or parent-IDV values remain not reported; they are not inferred. Offer counts must be positive and below the FPDS 999 placeholder. Awarding organizations can differ from the funding agency that defines this page.

Top federal contractors

Latest 12-month market share, concentration, and complete prime contractor rankings across the period shown.

Prime contractor concentration
3 of 24prime contractors account for at least 80% of positive obligations in the last 12 months
Largest prime contractor
49.2%of positive obligations in the last 12 months
Leading four prime contractors
92.8%of positive obligations in the last 12 months
Leading eight prime contractors
97.1%of positive obligations in the last 12 months

Based on $54.7M in positive obligations during the 12 months ending Sep 10, 2026. Individual shares and movement appear in the searchable rankings below. Movement compares with Sep 11, 2024–Sep 10, 2025.

Last 12mo obligation volume: Highest positive obligations first; net deobligations follow by magnitude; contractors with no activity in the last 12 months follow by all-period obligations. Ranks use the complete contractor list and remain fixed when search narrows the results.

15 leading contractors
  1. #1

    Last 12mo obligations

    $26.9M

    49.2%

    Dollar movement

    +$13.6M

    vs. prior 12 months

    Last 12mo awards

    17 awards

    28 actions

    Historical and award details for AMENTUM ENVIRONMENT & ENERGY, INC.
    Obligations: prior → latest
    $13.3M → $26.9M
    +101.6%
    Share: prior → latest
    49.5% → 49.2%
    −0.4 percentage points
    All-period obligations
    $71.5M
    37.0% of all-period positive obligations · 60 awards
    Recorded activity
    Since Dec 9, 2021
    through Aug 18, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported1726
    Reported small business00
    All-period set-aside types

    None reported.

  2. #2

    Last 12mo obligations

    $15.1M

    27.6%

    Dollar movement

    +$11.4M

    vs. prior 12 months

    Last 12mo awards

    18 awards

    29 actions

    Historical and award details for BRICE SOLUTIONS, LLC
    Obligations: prior → latest
    $3.7M → $15.1M
    +305.9%
    Share: prior → latest
    13.8% → 27.6%
    +13.8 percentage points
    All-period obligations
    $49.3M
    25.5% of all-period positive obligations · 45 awards
    Recorded activity
    Since Dec 23, 2021
    through Sep 4, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside187
    Reported no set-aside04
    Not reported00
    Reported small business1811
    All-period set-aside types
    • 23 · 8(a) competed
    • 6 · 8(a) sole source
    • 1 · Total small business
  3. #3

    Last 12mo obligations

    $5.8M

    10.7%

    Dollar movement

    +$734K

    vs. prior 12 months

    Last 12mo awards

    1 award

    5 actions

    Historical and award details for NUCLEAR SHIP SUPPORT SERVICES LLC
    Obligations: prior → latest
    $5.1M → $5.8M
    +14.4%
    Share: prior → latest
    18.9% → 10.7%
    −8.3 percentage points
    All-period obligations
    $37.6M
    19.5% of all-period positive obligations · 1 award
    Recorded activity
    Since Oct 27, 2021
    through Aug 26, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside11
    Not reported00
    Reported small business00
    All-period set-aside types

    None reported.

  4. #4

    Last 12mo obligations

    $3.0M

    5.4%

    Dollar movement

    +$3.0M

    vs. prior 12 months

    Last 12mo awards

    2 awards

    3 actions

    Historical and award details for NUNARESCON JV, LLC
    Obligations: prior → latest
    $0 → $3.0M
    Not comparable
    Share: prior → latest
    0% → 5.4%
    +5.4 percentage points
    All-period obligations
    $3.0M
    1.5% of all-period positive obligations · 2 awards
    Recorded activity
    Since Apr 22, 2026
    through Jul 21, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside20
    Reported no set-aside00
    Not reported00
    Reported small business20
    All-period set-aside types
    • 2 · Total small business
  5. #5

    Last 12mo obligations

    $1.1M

    2.0%

    Dollar movement

    +$1.1M

    vs. prior 12 months

    Last 12mo awards

    1 award

    3 actions

    Historical and award details for RMS NICKLAUS JV II LLC
    Obligations: prior → latest
    $0 → $1.1M
    Not comparable
    Share: prior → latest
    0% → 2.0%
    +2.0 percentage points
    All-period obligations
    $1.1M
    0.56% of all-period positive obligations · 1 award
    Recorded activity
    Since Mar 19, 2026
    through Jul 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside10
    Reported no set-aside00
    Not reported00
    Reported small business10
    All-period set-aside types
    • 1 · Total small business
  6. #6

    Last 12mo obligations

    $500K

    0.91%

    Dollar movement

    +$500K

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for ENGINEERING/REMEDIATION RESOURCES GROUP, INC.
    Obligations: prior → latest
    $0 → $500K
    Not comparable
    Share: prior → latest
    0% → 0.91%
    +0.9 percentage points
    All-period obligations
    $500K
    0.26% of all-period positive obligations · 1 award
    Recorded activity
    Since Feb 23, 2026
    through May 4, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside10
    Reported no set-aside00
    Not reported00
    Reported small business10
    All-period set-aside types
    • 1 · Total small business
  7. #7

    Last 12mo obligations

    $400K

    0.73%

    Dollar movement

    +$400K

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for GALLAGHER MARINE SYSTEMS, LLC
    Obligations: prior → latest
    $0 → $400K
    Not comparable
    Share: prior → latest
    0% → 0.73%
    +0.7 percentage points
    All-period obligations
    $400K
    0.21% of all-period positive obligations · 1 award
    Recorded activity
    Since Sep 17, 2025
    through Jul 21, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported10
    Reported small business00
    All-period set-aside types

    None reported.

  8. #8

    Last 12mo obligations

    $368K

    0.67%

    Dollar movement

    −$1.1M

    vs. prior 12 months

    Last 12mo awards

    13 awards

    17 actions

    Historical and award details for BETHEL ENGINEERING & CONSULTING LLC
    Obligations: prior → latest
    $1.5M → $368K
    −74.9%
    Share: prior → latest
    5.4% → 0.67%
    −4.8 percentage points
    All-period obligations
    $3.8M
    1.9% of all-period positive obligations · 22 awards
    Recorded activity
    Since Jan 21, 2022
    through Aug 18, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside1311
    Reported no set-aside00
    Not reported00
    Reported small business1311
    All-period set-aside types
    • 15 · 8(a) competed
    • 4 · Total small business
  9. #9

    Last 12mo obligations

    $340K

    0.62%

    Dollar movement

    +$340K

    vs. prior 12 months

    Last 12mo awards

    3 awards

    4 actions

    Historical and award details for PARAGON ENVIRONMENTAL SERVICES, LLC
    Obligations: prior → latest
    $0 → $340K
    Not comparable
    Share: prior → latest
    0% → 0.62%
    +0.6 percentage points
    All-period obligations
    $340K
    0.18% of all-period positive obligations · 3 awards
    Recorded activity
    Since Sep 15, 2025
    through Jul 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside20
    Reported no set-aside10
    Not reported00
    Reported small business30
    All-period set-aside types
    • 1 · 8(a) competed
    • 1 · Total small business
  10. #10

    Last 12mo obligations

    $262K

    0.48%

    Dollar movement

    +$262K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for ACES, LLC
    Obligations: prior → latest
    $0 → $262K
    Not comparable
    Share: prior → latest
    0% → 0.48%
    +0.5 percentage points
    All-period obligations
    $262K
    0.14% of all-period positive obligations · 1 award
    Recorded activity
    Since Jul 15, 2026
    through Jul 15, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside10
    Reported no set-aside00
    Not reported00
    Reported small business10
    All-period set-aside types
    • 1 · Total small business
  11. #11

    Last 12mo obligations

    $244K

    0.45%

    Dollar movement

    +$61K

    vs. prior 12 months

    Last 12mo awards

    4 awards

    8 actions

    Historical and award details for AGVIQ ENVIRONMENTAL SERVICES LLC
    Obligations: prior → latest
    $182K → $244K
    +33.6%
    Share: prior → latest
    0.68% → 0.45%
    −0.2 percentage points
    All-period obligations
    $1.1M
    0.55% of all-period positive obligations · 4 awards
    Recorded activity
    Since Oct 25, 2023
    through Jul 29, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside42
    Reported no set-aside00
    Not reported00
    Reported small business42
    All-period set-aside types
    • 4 · 8(a) competed
  12. #12

    Last 12mo obligations

    $123K

    0.23%

    Dollar movement

    +$123K

    vs. prior 12 months

    Last 12mo awards

    3 awards

    4 actions

    Historical and award details for ENVIRONMENTAL ACTION, INC.
    Obligations: prior → latest
    $0 → $123K
    Not comparable
    Share: prior → latest
    0% → 0.23%
    +0.2 percentage points
    All-period obligations
    $182K
    0.090% of all-period positive obligations · 6 awards
    Recorded activity
    Since Oct 25, 2021
    through Aug 19, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported30
    Reported small business30
    All-period set-aside types

    None reported.

  13. #13

    Last 12mo obligations

    $100K

    0.18%

    Dollar movement

    −$203K

    vs. prior 12 months

    Last 12mo awards

    3 awards

    4 actions

    Historical and award details for AHTNA SOLUTIONS, LLC
    Obligations: prior → latest
    $303K → $100K
    −67.0%
    Share: prior → latest
    1.1% → 0.18%
    −0.9 percentage points
    All-period obligations
    $6.4M
    3.3% of all-period positive obligations · 8 awards
    Recorded activity
    Since May 18, 2023
    through Apr 27, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside22
    Reported no set-aside10
    Not reported00
    Reported small business32
    All-period set-aside types
    • 4 · 8(a) competed
    • 1 · 8(a) sole source
  14. #14

    Last 12mo obligations

    $85K

    0.16%

    Dollar movement

    +$85K

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for ARCTIC SEPTIC AND RESTORATION LLC
    Obligations: prior → latest
    $0 → $85K
    Not comparable
    Share: prior → latest
    0% → 0.16%
    +0.2 percentage points
    All-period obligations
    $85K
    0.040% of all-period positive obligations · 1 award
    Recorded activity
    Since Mar 12, 2026
    through May 8, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside10
    Not reported00
    Reported small business10
    All-period set-aside types

    None reported.

  15. #15

    Last 12mo obligations

    $79K

    0.15%

    Dollar movement

    +$79K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for BURKE EXCAVATION DEMOLITION, INC.
    Obligations: prior → latest
    $0 → $79K
    Not comparable
    Share: prior → latest
    0% → 0.15%
    +0.1 percentage points
    All-period obligations
    $70K
    0.040% of all-period positive obligations · 5 awards
    Recorded activity
    Since Oct 28, 2021
    through Sep 15, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside10
    Reported no set-aside00
    Not reported00
    Reported small business10
    All-period set-aside types
    • 3 · Total small business

Potential federal contract recompetes

Investigate potential recompetes surfaced by near-term end dates, award value, and recent contract changes.

NUCLEAR SHIP SUPPORT SERVICES LLC

THE PURPOSE OF THIS MODIFICATION IS TO PROVIDES INCREMENTAL FUNDING IN THE AMOUNT OF $1,721,392.65 FOR CLIN 005. THIS MODIFICATION ALSO ADDS $825,609.21 TO CLIN 006. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED AND IN FULL EFFECT.

$77.5M is obligated on an award with a reported potential end date of March 31, 2027.

Performance period

90.8%

As of Sep 10, 2026Potential end Mar 31, 2027

Current award value as a share of potential value

99.2%

$80.2M current$80.8M potential
Supporting data

Reported performance starts Mar 23, 2021.

Current performance is reported through Mar 31, 2026.

$77.5M is obligated against $80.2M in current reported award value (96.7%).

Reported potential end dates: Mar 31, 2026 → Mar 31, 2027.

THIS ADMINISTRATIVE MODIFICATION PROVIDES A NO COST EXTENSION FROM MARCH 31, 2026, TO MARCH 31, 2027.

Obligations are compared with current reported award value, not treated as a contract ceiling.

PIID 693JF721C000008

These are research leads, not confirmed recompetes. USAspending records through Sep 10, 2026; reported dates and values can change through later modifications.

Recent federal contract award activity

Recent contract actions with unusually large obligation changes or meaningful shifts in contractor and funding-office activity.

Base award

This action

+$15.2M

AMENTUM ENVIRONMENT & ENERGY, INC.

FAA

PERFORM THE NON-TIME CRITICAL REMOVAL ACTION TO ADDRESS A SOURCE AREA AT THE FAA WILLIAM J HUGHES TECHNICAL CENTER SUPERFUND AREA 41 (AVGAS FUEL FARM AND PHOTO LAB) UNDERGROUND STORAGE TANK (UST) AREA

Why it stands out

One action equaled at least a quarter of the market’s latest 12-month positive obligations.

The $15.2M action represented 27.8% of the market’s positive obligations over the latest 12 months.

Award net obligations
$15.2M
Share of 12-month positive obligations
27.8%
Supporting data
Prime contractor
#1 · 49.2% share
−0.4 percentage points · $13.6M net increase; action exceeded it by $1.7M
Funding office
#1 · 85.6% attributed share
+11.8 percentage points · $27.0M net increase; action accounted for 56.4%
Related:Funding office gainLargest contractor gain
PIID 692M1526F00096
Modification

This action

+$2.5M

NUCLEAR SHIP SUPPORT SERVICES LLC

693JF7 DOT MARITIME ADMINISTRATION

THE PURPOSE OF THIS MODIFICATION IS TO PROVIDES INCREMENTAL FUNDING IN THE AMOUNT OF $1,721,392.65 FOR CLIN 005. THIS MODIFICATION ALSO ADDS $825,609.21 TO CLIN 006. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED AND IN FULL EFFECT.

Why it stands out

The award grew alongside stronger contractor activity.

The modification added $2.5M while contractor obligations rose $734K overall.

Award net obligations
$77.5M
Share of 12-month positive obligations
4.7%
Supporting data
Prime contractor
#3 · 10.7% share
down 1 rank · −8.3 percentage points · $734K net increase; action exceeded it by $1.8M
Funding office
#2 · 11.5% attributed share
−7.5 percentage points · $1.2M net increase; action exceeded it by $1.4M
Related:Largest share loss
PIID 693JF721C000008 · Mod P00023
Base award

This action

+$8.0M

BRICE SOLUTIONS, LLC

FAA

REMEDIATION OF CONTAMINATED SOIL AT SITE 51 AREAS OF CONCERN 51A, 51B, 51C, AND 51D. WILL ALSO PERFORM THE REQUIRED RELEASE INVESTIGATION AT SITE 53 FORMER HOUSING LOCATIONS PER THE STATEMENT OF WORK.

Why it stands out

One action represented 14.7% of the market’s latest 12-month positive obligations.

At $8.0M, the action was large enough to materially affect the latest 12-month market picture.

Award net obligations
$8.0M
Share of 12-month positive obligations
14.7%
Supporting data
Prime contractor
#2 · 27.6% share
up 1 rank · +13.8 percentage points · $11.4M net increase; action accounted for 70.8%
Related:Largest share gain
PIID 697DCK26C00177
Base award

This action

+$2.9M

NUNARESCON JV, LLC

FAA

SUMMIT AIRFIELD REMEDIAL ACTION - IIJA FUNDS. JCN 25016182, UMM RTH AOC 2 AND JCN 25016180 UMM FSS AOC 1 PER THE STATEMENT OF WORK.

Why it stands out

No activity for this contractor was reported in this market during the preceding 12 months.

The base action placed the contractor #4 in this market by positive obligations over the latest 12 months.

Award net obligations
$2.9M
Share of 12-month positive obligations
5.3%
Supporting data
Prime contractor
#4 · 5.4% share
Newly active in this market; no actions were reported in the preceding 12 months
Related:Newly observed contractor cohortLargest newly observed contractor
PIID 697DCK26C00178
Base award

This action

+$697K

RMS NICKLAUS JV II LLC

FAA

MILL VALLEY RADAR SITE INVESTIGATION AND REMOVAL ACTION PER STATEMENT OF WORK.

Why it stands out

No activity for this contractor was reported in this market during the preceding 12 months.

The base action placed the contractor #5 in this market by positive obligations over the latest 12 months.

Award net obligations
$1.1M
Share of 12-month positive obligations
1.3%
Supporting data
Prime contractor
#5 · 2.0% share
Newly active in this market; no actions were reported in the preceding 12 months
Related:Newly observed contractor cohort
PIID 697DCK26C00075
Base award

This action

+$463K

ENGINEERING/REMEDIATION RESOURCES GROUP, INC.

6973GH FRANCHISE ACQUISITION SVCS

SOA 45729 ASBESTOS ABATEMENT PROJECT-QKK AIR ROUTE SURVEILLANCE RADAR SITE-KOKE'E STATE PARK, KAUAI, HI

Why it stands out

No activity for this contractor was reported in this market during the preceding 12 months.

The base action placed the contractor #6 in this market by positive obligations over the latest 12 months.

Award net obligations
$500K
Share of 12-month positive obligations
0.85%
Supporting data
Prime contractor
#6 · 0.91% share
Newly active in this market; no actions were reported in the preceding 12 months
Funding office
#4 · 1.1% attributed share
$77K net decline despite this positive action
Related:Newly observed contractor cohort
PIID 6973GH26P01060
View recent award activity by date (10)
  1. BRICE SOLUTIONS, LLCModification · PIID 697DCK26C00132
    Action+$16K
    Award net obligations$360K
  2. K2 CONTRACTING GROUP, LLCBase award · PIID 6923G226P000165
    Action+$18K
    Award net obligations$18K
  3. NUCLEAR SHIP SUPPORT SERVICES LLCModification · PIID 693JF721C000008
    Action+$1.2M
    Award net obligations$77.5M
  4. BRICE SOLUTIONS, LLCBase award · PIID 697DCK26P00098
    Action+$89K
    Award net obligations$89K
  5. PLS MECHANICAL, INC.Base award · PIID 6923G226P000167
    Action+$47K
    Award net obligations$47K
  6. BRICE SOLUTIONS, LLCBase award · PIID 697DCK26P00091
    Action+$155K
    Award net obligations$155K
  7. ENVIRONMENTAL ACTION, INC.Base award · PIID 6973GH26F01293
    Action+$21K
    Award net obligations$21K
  8. AMENTUM ENVIRONMENT & ENERGY, INC.Modification · PIID 692M1526F00094
    Action+$80K
    Award net obligations$1.5M
  9. AMENTUM ENVIRONMENT & ENERGY, INC.Base award · PIID 692M1526F00230
    Action+$78K
    Award net obligations$78K
  10. EASTERN ENVIRONMENTAL SOLUTIONS INC.Base award · PIID 6923G226P000161
    Action+$29K
    Award net obligations$29K

DOT remediation services market FAQs

Answers based on reported federal contract data.

Who are the top DOT remediation services contractors?

In the 12 months through September 10, 2026, AMENTUM ENVIRONMENT & ENERGY, INC., BRICE SOLUTIONS, LLC, and NUCLEAR SHIP SUPPORT SERVICES LLC were the leading DOT remediation services prime contractors by positive obligations.

  1. #1

    AMENTUM ENVIRONMENT & ENERGY, INC.

    $26,906,035 in positive obligations

  2. #2

    BRICE SOLUTIONS, LLC

    $15,079,462 in positive obligations

  3. #3

    NUCLEAR SHIP SUPPORT SERVICES LLC

    $5,838,823 in positive obligations

Rankings use reported USAspending award data.

Did DOT contract obligations increase in the remediation services market?

Yes. Measured by net prime contract obligations, reported DOT activity in the remediation services market increased 103.2% from $26,921,060 in the preceding 12 months to $54,690,868 in the 12 months through September 10, 2026.

Latest 12 months
$54,690,868
Net prime contract obligations
Preceding 12 months
$26,921,060
Net prime contract obligations
Change
+103.2%
Between matched 12-month periods

Reported contract actions, not outlays or a forecast.

What recent DOT contract award activity was reported in the remediation services market?

Recent DOT contract award activity reported in the remediation services market included actions for AMENTUM ENVIRONMENT & ENERGY, INC., NUCLEAR SHIP SUPPORT SERVICES LLC, and BRICE SOLUTIONS, LLC during the 12 months through September 10, 2026.

Action obligations are transaction-level amounts, not current award-level obligations.

Which procurement methods were reported for DOT contracts under NAICS 562910?

From September 11, 2025 through September 10, 2026, DOT reported 61 positive-obligation awards for remediation services under NAICS 562910. The leading award type was delivery order. The leading reported procedure was negotiated proposal/quote.

Positive-obligation awards
61
Leading reported procedure
Negotiated Proposal/Quote
67.3% of positive obligations
Leading award type
Delivery Order
50.5% of positive obligations
Full and open
47.5%
of positive obligations
Reported parent IDV
50.5%
of positive obligations

Percentages use positive obligations as the denominator.

Which DOT remediation services awards may warrant recompete research?

Based on its reported potential-end date, the DOT remediation services award held by NUCLEAR SHIP SUPPORT SERVICES LLC may warrant recompete research.

Research leads, not confirmed recompetes. Dates may change through later modifications.

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Related market research

Complete market indexes:

Same NAICS at other agencies:

Nearby NAICS at this agency:

Markets sharing leading prime records:

Reported obligations include contract actions from October 1, 2021 through September 10, 2026. Set-aside and business-size fields reflect award records, not a contractor's current eligibility.

Review data methodology