Federal Capture Intelligence

Top DOE environmental consulting services contractors (NAICS 541620)

Contract actions: October 1, 2021 – September 10, 2026 Updated September 11, 2026 Department of Energy agency guide NAICS 541620 · Environmental Consulting Services
Latest 12 months
$82.8M
Net obligations · Up $7.8M vs. $75.0M preceding
Prime contractors
20
With positive obligations in the latest 12 months

Research the DOE federal contracting market for environmental consulting services under NAICS 541620. 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, observed contract vehicle usage, and potential recompete research leads.

Contract obligation trends for Environmental Consulting Services at the Department of Energy

Federal records show $456.6M in net obligations across 382 awards in Environmental Consulting Services at the Department of Energy from Oct 1, 2021 through Sep 10, 2026. This market accounts for 0.21% of $218.3B in agency-wide net prime contract obligations over the period shown. Latest 12-month net obligations increased 10.4% from $75.0M to $82.8M. 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: $77.5M versus $69.7M through the same date in FY25 (+11.2%).
Net obligations · complete fiscal yearNet obligations · FY26 YTDContract actions
View fiscal-year data table
Fiscal yearNet obligationsContract actionsCoverage
FY2022$125.8M509Complete
FY2023$100.9M503Complete
FY2024$77.4M233Complete
FY2025$75.0M275Complete
FY2026$77.5M176YTD through Sep 10, 2026

Market at a glance

All reported prime contract awards
All-period net obligations
$456.6M
382 awards · 72 prime contractors
Latest 12-month movement
+10.4%
$82.8M vs. $75.0M
Leading eight prime share
94.4%
Share held by the eight leading prime contractors in the latest 12 months
View agency share, denominators, and set-aside reporting
Agency context
0.21% of $218.3B in agency-wide net obligations.
Set-aside share when reported
67.6% of 74 awards with reported set-aside status.
Set-aside reporting
50 set aside · 24 no set-aside · 308 not reported

What changed in the last 12 months?

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

Buyer demand

Reported obligations through NNSA OTHER FUNDS increased
$15.5M→$31.4M+$15.9M
Latest-period activity spans 1 award across 1 prime contractor.
Reported obligations through NNSA WEAPONS ACTIVITIES FUNDS decreased
$15.0M→$10.1M−$4.9M
Latest-period activity spans 11 awards across 4 prime contractors.

Competitive shifts

POTOMAC-HUDSON ENGINEERING INC lost the most market share
4.0%→0.0%−4.0 percentage points
The contractor now ranks outside the ranking by positive obligations, based on 2 reported actions.

Award activity

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.

37.7% of positive obligations were attributed to NNSA OTHER FUNDS. That represents $31.4M, up $15.9M from the preceding 12 months.

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

  1. NNSA OTHER FUNDS37.7% · $31.4M · up $15.9M
  2. ENVIRONMENTAL MANAGEMENT26.7% · $22.2M · up $4.8M
  3. CHIEF INFORMATION OFFICER13.3% · $11.1M · up $11.1M
  4. NNSA WEAPONS ACTIVITIES FUNDS12.1% · $10.1M · down $4.9M
  5. FEDERAL ENERGY REGULATORY COMM6.7% · $5.6M · down $1.1M
  6. All other reported offices3.5% 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

    NNSA OTHER FUNDS

    #1Up 2 from #3

    Latest 12 months

    $31.4M

    37.7% of positive obligations

    Versus preceding 12 months

    +$15.9M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations increased 102.6% from $15.5M to $31.4M. The office’s share of positive obligations moved from 18.5% to 37.7%, a change of +19.2 percentage points.

    The latest period contains 8 actions across 1 award. The preceding period contained 2 active prime contractors and 2 awards.

    Leading award-level changes

  2. Reported funding office

    ENVIRONMENTAL MANAGEMENT

    #2Down 1 from #1

    Latest 12 months

    $22.2M

    26.7% of positive obligations

    Versus preceding 12 months

    +$4.8M

    17 active prime contractors · 55 awards

    View office comparison and evidence

    Reported obligations increased 27.5% from $17.4M to $22.2M. The office’s share of positive obligations moved from 20.8% to 26.7%, a change of +5.8 percentage points.

    The latest period contains 94 actions across 55 awards and 3 newly active prime contractors. The preceding period contained 15 active prime contractors and 51 awards.

  3. Reported funding office

    CHIEF INFORMATION OFFICER

    #3New to the positive-obligation ranking

    Latest 12 months

    $11.1M

    13.3% of positive obligations

    Versus preceding 12 months

    +$11.1M

    1 active prime contractor · 2 awards

    View office comparison and evidence

    Reported obligations rose from $0 to $11.1M. The office’s share of positive obligations moved from 0% to 13.3%, a change of +13.3 percentage points.

    The latest period contains 4 actions across 2 awards and 1 newly active prime contractor. The preceding period contained 0 active prime contractors and 0 awards.

  4. Reported funding office

    NNSA WEAPONS ACTIVITIES FUNDS

    #4Rank unchanged

    Latest 12 months

    $10.1M

    12.1% of positive obligations

    Versus preceding 12 months

    −$4.9M

    4 active prime contractors · 11 awards

    View office comparison and evidence

    Reported obligations decreased 32.7% from $15.0M to $10.1M. The office’s share of positive obligations moved from 17.9% to 12.1%, a change of −5.8 percentage points.

    The latest period contains 28 actions across 11 awards and 1 newly active prime contractor. The preceding period contained 3 active prime contractors and 9 awards.

  5. Reported funding office

    FEDERAL ENERGY REGULATORY COMM

    #5Rank unchanged

    Latest 12 months

    $5.6M

    6.7% of positive obligations

    Versus preceding 12 months

    −$1.1M

    10 active prime contractors · 13 awards

    View office comparison and evidence

    Reported obligations decreased 17.0% from $6.7M to $5.6M. The office’s share of positive obligations moved from 8.0% to 6.7%, a change of −1.3 percentage points.

    The latest period contains 22 actions across 13 awards and 5 newly active prime contractors. The preceding period contained 7 active prime contractors and 19 awards.

  6. Reported funding office

    ENVIRONMENT, HEALTH, SAFETY SEC

    #6Down 4 from #2

    Latest 12 months

    $1.7M

    2.0% of positive obligations

    Versus preceding 12 months

    −$15.0M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 90.0% from $16.7M to $1.7M. The office’s share of positive obligations moved from 20.0% to 2.0%, a change of −18.0 percentage points.

    The latest period contains 1 action across 1 award. The preceding period contained 1 active prime contractor and 2 awards.

    Leading award-level changes

  7. Reported funding office

    WESTERN AREA POWER ADMINISTRATION

    #7Up 4 from #11

    Latest 12 months

    $810K

    0.97% of positive obligations

    Versus preceding 12 months

    +$495K

    10 active prime contractors · 20 awards

    View office comparison and evidence

    Reported obligations increased 157.0% from $315K to $810K. The office’s share of positive obligations moved from 0.38% to 0.97%, a change of +0.6 percentage points.

    The latest period contains 22 actions across 20 awards and 3 newly active prime contractors. The preceding period contained 12 active prime contractors and 16 awards.

  8. Reported funding office

    ENERGY INFORMATION ADMINISTRATION

    #8Rank unchanged

    Latest 12 months

    $238K

    0.29% of positive obligations

    Versus preceding 12 months

    −$724K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 75.3% from $962K to $238K. The office’s share of positive obligations moved from 1.1% to 0.29%, a change of −0.9 percentage points.

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

  9. Reported funding office

    FOSSIL ENERGY AND CARBON MANAGEMENT

    #9New to the positive-obligation ranking

    Latest 12 months

    $187K

    0.22% of positive obligations

    Versus preceding 12 months

    +$187K

    2 active prime contractors · 3 awards

    View office comparison and evidence

    Reported obligations rose from $0 to $187K. The office’s share of positive obligations moved from 0% to 0.22%, a change of +0.2 percentage points.

    The latest period contains 5 actions across 3 awards. The preceding period contained 2 active prime contractors and 2 awards.

  10. Reported funding office

    NNSA-DEFENSE NUCLEAR NONPRO FUNDS

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$5.0M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 100.0% from $5.0M to $0. The office’s share of positive obligations moved from 5.9% to 0%, a change of −5.9 percentage points.

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

  11. Reported funding office

    ENERGY EFFICIENCYRENEWABLE ENERGY

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    +$7.3M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations moved from $7.3M 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 1 action across 1 award. The preceding period contained 3 active prime contractors and 30 awards.

  12. Reported funding office

    OFFICE OF CLEAN ENERGY DEMONSTRATION

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$4.2M

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $4.2M to $0. The office’s share of positive obligations moved from 5.0% to 0%, a change of −5.0 percentage points.

    The latest period contains 0 actions across 0 awards. The preceding period contained 2 active prime contractors and 2 awards.

  13. Reported funding office

    CHIEF FINANCIAL OFFICER

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    +$907K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations moved from $907K 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.

Contract types, competition, and procurement methods

From Sep 11, 2025 through Sep 10, 2026, 46 awards had positive obligations totaling $86.2M. Mafo was the leading reported procedure, accounting for 54.9% of positive obligations. Awards with a reported parent IDV accounted for 96.3%. Reported awards used contract vehicles such as General Support Services BPA.

Leading award type
81.4%
Delivery Order
Leading reported procedure
54.9%
Mafo
Reported parent IDV
96.3%
of positive obligations had a reported parent IDV
Median reported offers
2
20 of 46 awards reported offers

Observed contract vehicles

Only exact reported parent-PIID matches are shown; missing parent IDs are not inferred.

Buying method changes

Compared with Sep 11, 2024–Sep 10, 2025. Based on 46 current awards and 56 preceding awards with positive net obligations.

Reported full-and-open obligation share
34.7%
Down from 92.0% 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 541620 peer median, parent-IDV obligation share is 17.6 percentage points higher, reported full-and-open obligation share is 11.8 percentage points lower, delivery-order obligation share is 31.7 percentage points higher, and median positive award obligations are 293.7% higher.

MeasureThis marketPeer medianDifference
Parent-IDV obligation share96.3%78.7%+17.6 pts
Reported full-and-open obligation share34.7%46.5%-11.8 pts
Delivery-order obligation share81.4%49.7%+31.7 pts
Median positive award obligations$490K$124K+293.7%
Peer cohort and comparison limits

The peer median gives each of the 12 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$70.2M81.4%
BPA Call(A)26$12.8M14.8%
Purchase Order(B)3$2.3M2.6%
Definitive Contract(D)1$954K1.1%

Reported parent-award types

Reported valueAwardsPositive obligationsShare
FSS(C)11$63.7M73.9%
BPA(E)26$12.8M14.8%
IDC(B)5$6.5M7.5%
Not reported4$3.2M3.7%

Single- or multiple-award parent structure

Reported valueAwardsPositive obligationsShare
Multiple Award(M)16$69.1M80.1%
Single Award(S)26$13.9M16.2%
Not reported4$3.2M3.7%

Solicitation procedures

Reported valueAwardsPositive obligationsShare
Mafo(SUBJECT TO MULTIPLE AWARD FAIR OPPORTUNITY)7$47.4M54.9%
Subject to Multiple Award Fair Opportunity(MAFO)28$29.1M33.7%
Only One Source(SSS)5$6.3M7.3%
Sp1(SIMPLIFIED ACQUISITION)3$2.1M2.4%
Two Step(TS)1$837K0.97%
Sss(ONLY ONE SOURCE)1$504K0.59%
Other reported values1$100K0.12%

Extent competed

Reported valueAwardsPositive obligationsShare
A(FULL AND OPEN COMPETITION)7$47.4M54.9%
Full and Open Competition(A)29$29.9M34.7%
Not Competed(C)1$4.0M4.6%
Not Available for Competition(B)4$2.3M2.6%
G(NOT COMPETED UNDER SAP)2$1.5M1.7%
F(COMPETED UNDER SAP)1$619K0.72%
Other reported values2$604K0.70%

Fair-opportunity and limited-source reporting

Reported valueAwardsPositive obligationsShare
Fair Opportunity Given(FAIR)24$67.1M77.9%
Competitive Set Aside(CSA)9$5.8M6.8%
Urgency(URG)1$1.9M2.3%
Other Statutory Authority(OSA)1$1.5M1.7%
Not reported11$9.8M11.4%

Other-than-full-and-open reasons

Reported valueAwardsPositive obligationsShare
Authorized by Statute (FAR 6.302-5(A)(2)(I))(OTH)6$4.2M4.9%
Only One Source-Other (FAR 6.302-1 Other)(ONE)1$4.0M4.6%
SAP Non-Competition (FAR 13)(SP2)2$107K0.12%
Not reported37$77.9M90.3%

Contract pricing types

Reported valueAwardsPositive obligationsShare
Y(TIME AND MATERIALS)6$47.1M54.7%
Time and Materials(Y)19$26.8M31.0%
Labor Hours(Z)4$5.5M6.3%
Firm Fixed Price(J)12$4.0M4.7%
Z(LABOR HOURS)3$2.1M2.4%
J(FIRM FIXED PRICE)2$732K0.85%

Product or Service Codes

Reported valueAwardsPositive obligationsShare
Support- Administrative: Other(R699)16$49.1M57.0%
Support- Professional: Program Management/Support(R408)1$9.2M10.6%
Special Studies/Analysis- Environmental Assessments(B510)5$8.2M9.5%
Environmental Systems Protection- Environmental Consulting and Legal Support(F115)6$6.2M7.2%
Education/Training- Training/Curriculum Development(U008)1$4.9M5.7%
Support- Professional: Other(R499)10$4.1M4.7%
Other reported values7$4.5M5.2%

Awarding subagencies

Reported valueAwardsPositive obligationsShare
Department of Energy(8900)39$79.3M92.0%
Federal Energy Regulatory Commission(8960)7$6.9M8.1%

Awarding offices

Reported valueAwardsPositive obligationsShare
Nnsa Non-Mo Cntrctng Ops Div(892331)6$42.4M49.2%
Em-Environmental Mgmt Con Bus Ctr(893033)7$17.1M19.8%
Headquarters Procurement Services(893030)2$12.8M14.8%
Federal Energy Regulatory Comm(896030)7$6.9M8.1%
Hanford Field Office(893039)14$5.0M5.8%
Em-Portsmouth/Paducah Project Ofc(893031)1$954K1.1%
Other reported values9$1.2M1.3%

Reported parent IDVs

Reported valueAwardsPositive obligationsShare
GS00F0004T(4730)4$49.1M57.0%
47QRAA21D0087(4732)1$9.2M10.6%
89303022AGC000004(8900)3$5.2M6.1%
89303923AEM000019(8900)13$5.0M5.8%
89303322DEM000072(8900)1$4.0M4.6%
47QRAA18D002R(4732)1$2.9M3.4%
GS10F0300W(4730)1$1.5M1.7%
89303022AGC000007(8900)2$1.3M1.5%
Other reported values16$4.9M5.6%
Not reported4$3.2M3.7%

Exact vehicle-match evidence

Reported award data linked 13 awards to a specific catalog vehicle.

Offers, award size, and timing

Median reported offers
2 median
20 reported · 26 not reported
Positive award obligations
$490K median
$158K–$1.0M middle 50%
Reported performance period
852 days (~2.3 years) median
46 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 20prime contractors account for at least 80% of positive obligations in the last 12 months
Largest prime contractor
58.5%of positive obligations in the last 12 months
Leading four prime contractors
85.7%of positive obligations in the last 12 months
Leading eight prime contractors
94.4%of positive obligations in the last 12 months

Based on $83.9M 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

    $49.1M

    58.5%

    Dollar movement

    +$1.9M

    vs. prior 12 months

    Last 12mo awards

    7 awards

    23 actions

    Historical and award details for PROJECT ENHANCEMENT CORPORATION
    Obligations: prior → latest
    $47.1M → $49.1M
    +4.1%
    Share: prior → latest
    56.9% → 58.5%
    +1.6 percentage points
    All-period obligations
    $234.7M
    50.9% of all-period positive obligations · 11 awards
    Recorded activity
    Since Oct 19, 2021
    through Aug 31, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside23
    Reported no set-aside00
    Not reported54
    Reported small business77
    All-period set-aside types
    • 4 · Total small business
  2. #2

    Last 12mo obligations

    $13.9M

    16.6%

    Dollar movement

    +$4.4M

    vs. prior 12 months

    Last 12mo awards

    28 awards

    40 actions

    Historical and award details for INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC
    Obligations: prior → latest
    $9.5M → $13.9M
    +45.6%
    Share: prior → latest
    11.5% → 16.6%
    +5.0 percentage points
    All-period obligations
    $36.0M
    7.8% of all-period positive obligations · 44 awards
    Recorded activity
    Since Oct 7, 2021
    through Sep 8, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside13
    Reported no set-aside00
    Not reported2718
    Reported small business2821
    All-period set-aside types
    • 5 · 8(a) competed
    • 3 · 8(a) sole source
  3. #3

    Last 12mo obligations

    $4.9M

    5.9%

    Dollar movement

    −$9K

    vs. prior 12 months

    Last 12mo awards

    7 awards

    20 actions

    Historical and award details for TETRA TECH, INC.
    Obligations: prior → latest
    $4.9M → $4.9M
    −0.2%
    Share: prior → latest
    6.0% → 5.9%
    −0.1 percentage points
    All-period obligations
    $17.5M
    3.8% of all-period positive obligations · 13 awards
    Recorded activity
    Since Nov 23, 2021
    through Aug 11, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported79
    Reported small business00
    All-period set-aside types

    None reported.

  4. #4

    Last 12mo obligations

    $4.0M

    4.8%

    Dollar movement

    −$638K

    vs. prior 12 months

    Last 12mo awards

    2 awards

    4 actions

    Historical and award details for NEPTUNE AND COMPANY, INCORPORATED
    Obligations: prior → latest
    $4.6M → $4.0M
    −13.8%
    Share: prior → latest
    5.6% → 4.8%
    −0.8 percentage points
    All-period obligations
    $15.0M
    3.3% of all-period positive obligations · 5 awards
    Recorded activity
    Since Oct 12, 2021
    through Apr 30, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported22
    Reported small business22
    All-period set-aside types

    None reported.

  5. #5

    Last 12mo obligations

    $2.9M

    3.5%

    Dollar movement

    −$2.3M

    vs. prior 12 months

    Last 12mo awards

    1 award

    5 actions

    Historical and award details for WSP USA SOLUTIONS INC
    Obligations: prior → latest
    $5.3M → $2.9M
    −44.4%
    Share: prior → latest
    6.3% → 3.5%
    −2.9 percentage points
    All-period obligations
    $16.7M
    3.6% of all-period positive obligations · 2 awards
    Recorded activity
    Since Dec 16, 2021
    through Jun 11, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported12
    Reported small business00
    All-period set-aside types

    None reported.

  6. #6

    Last 12mo obligations

    $1.6M

    1.9%

    Dollar movement

    −$797K

    vs. prior 12 months

    Last 12mo awards

    4 awards

    13 actions

    Historical and award details for S C & A INC
    Obligations: prior → latest
    $2.4M → $1.6M
    −33.7%
    Share: prior → latest
    2.9% → 1.9%
    −1.0 percentage points
    All-period obligations
    $8.0M
    1.7% of all-period positive obligations · 8 awards
    Recorded activity
    Since Oct 15, 2021
    through Sep 2, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside00
    Not reported32
    Reported small business43
    All-period set-aside types
    • 2 · Total small business
  7. #7

    Last 12mo obligations

    $1.5M

    1.8%

    Dollar movement

    −$530K

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for TECHNICAL RESOURCES GROUP INC.
    Obligations: prior → latest
    $2.0M → $1.5M
    −26.1%
    Share: prior → latest
    2.5% → 1.8%
    −0.7 percentage points
    All-period obligations
    $6.7M
    1.4% of all-period positive obligations · 2 awards
    Recorded activity
    Since Oct 14, 2021
    through Apr 28, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside01
    Reported no set-aside00
    Not reported11
    Reported small business12
    All-period set-aside types
    • 1 · Total small business
  8. #8

    Last 12mo obligations

    $1.3M

    1.6%

    Dollar movement

    +$861K

    vs. prior 12 months

    Last 12mo awards

    2 awards

    4 actions

    Historical and award details for ACCENT COMPLIANCE, LLC
    Obligations: prior → latest
    $443K → $1.3M
    +194.3%
    Share: prior → latest
    0.53% → 1.6%
    +1.0 percentage points
    All-period obligations
    $2.1M
    0.46% of all-period positive obligations · 2 awards
    Recorded activity
    Since Jul 16, 2024
    through Aug 25, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside21
    Not reported00
    Reported small business21
    All-period set-aside types

    None reported.

  9. #9

    Last 12mo obligations

    $1.2M

    1.5%

    Dollar movement

    +$834K

    vs. prior 12 months

    Last 12mo awards

    5 awards

    15 actions

    Historical and award details for S & K FEDERAL SERVICES LLC
    Obligations: prior → latest
    $390K → $1.2M
    +213.8%
    Share: prior → latest
    0.47% → 1.5%
    +1.0 percentage points
    All-period obligations
    $3.6M
    0.79% of all-period positive obligations · 14 awards
    Recorded activity
    Since Nov 15, 2021
    through Aug 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported59
    Reported small business59
    All-period set-aside types

    None reported.

  10. #10

    Last 12mo obligations

    $954K

    1.1%

    Dollar movement

    +$81K

    vs. prior 12 months

    Last 12mo awards

    1 award

    7 actions

    Historical and award details for EDWARD HOLMES, INC.
    Obligations: prior → latest
    $872K → $954K
    +9.3%
    Share: prior → latest
    1.1% → 1.1%
    +0.1 percentage points
    All-period obligations
    $4.6M
    1.0% of all-period positive obligations · 4 awards
    Recorded activity
    Since Oct 7, 2021
    through Jul 22, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside00
    Not reported00
    Reported small business11
    All-period set-aside types
    • 2 · HUBZone sole source
  11. #11

    Last 12mo obligations

    $619K

    0.74%

    Dollar movement

    +$615K

    vs. prior 12 months

    Last 12mo awards

    1 award

    3 actions

    Historical and award details for PURDUE APPLIED RESEARCH INSTITUTE, LLC
    Obligations: prior → latest
    $3K → $619K
    +17888.4%
    Share: prior → latest
    0% → 0.74%
    +0.7 percentage points
    All-period obligations
    $1.0M
    0.22% of all-period positive obligations · 1 award
    Recorded activity
    Since Sep 28, 2023
    through Aug 11, 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.

  12. #12

    Last 12mo obligations

    $420K

    0.50%

    Dollar movement

    +$1.0M

    vs. prior 12 months

    Last 12mo awards

    2 awards

    2 actions

    Historical and award details for NORTH WIND SITE SERVICES, LLC
    Obligations: prior → latest
    −$623K → $420K
    Not comparable
    Share: prior → latest
    0% → 0.50%
    +0.5 percentage points
    All-period obligations
    $2.3M
    0.50% of all-period positive obligations · 2 awards
    Recorded activity
    Since Oct 21, 2021
    through Jun 3, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported22
    Reported small business22
    All-period set-aside types

    None reported.

  13. #13

    Last 12mo obligations

    $313K

    0.37%

    Dollar movement

    −$422K

    vs. prior 12 months

    Last 12mo awards

    3 awards

    3 actions

    Historical and award details for ENVIRONMENTAL RESOURCES MANAGEMENT INC
    Obligations: prior → latest
    $735K → $313K
    −57.4%
    Share: prior → latest
    0.89% → 0.37%
    −0.5 percentage points
    All-period obligations
    $1.9M
    0.41% of all-period positive obligations · 7 awards
    Recorded activity
    Since May 2, 2023
    through May 18, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported33
    Reported small business00
    All-period set-aside types

    None reported.

  14. #14

    Last 12mo obligations

    $269K

    0.32%

    Dollar movement

    −$139K

    vs. prior 12 months

    Last 12mo awards

    2 awards

    2 actions

    Historical and award details for DAVEY RESOURCE GROUP, INC.
    Obligations: prior → latest
    $408K → $269K
    −34.0%
    Share: prior → latest
    0.49% → 0.32%
    −0.2 percentage points
    All-period obligations
    $1.9M
    0.42% of all-period positive obligations · 2 awards
    Recorded activity
    Since Jun 7, 2022
    through May 28, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported21
    Reported small business00
    All-period set-aside types

    None reported.

  15. #15

    Last 12mo obligations

    $243K

    0.29%

    Dollar movement

    +$243K

    vs. prior 12 months

    Last 12mo awards

    7 awards

    9 actions

    Historical and award details for ENVIRONMENTAL RESEARCH GROUP, L.L.C.
    Obligations: prior → latest
    $0 → $243K
    Not comparable
    Share: prior → latest
    0% → 0.29%
    +0.3 percentage points
    All-period obligations
    $243K
    0.050% of all-period positive obligations · 7 awards
    Recorded activity
    Since Sep 16, 2025
    through Aug 3, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported70
    Reported small business70
    All-period set-aside types

    None reported.

Potential federal contract recompetes

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

PROJECT ENHANCEMENT CORPORATION

U.S. DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY ADMINISTRATION (DOE/NNSA)OFFICE OF COUNTERTERRORISM AND COUNTER-PROLIFERATION (NA-80) TECHNICAL SUPPORT SERVICES

The reported potential end date is Dec 31, 2026. Current award value is 100.0% of reported potential value ($130.5M of $130.5M).

Performance period

94.4%

As of Sep 10, 2026Potential end Dec 31, 2026

Current award value as a share of potential value

100.0%

$130.5M current$130.5M potential
Supporting data

Reported performance starts Jul 1, 2021.

No later potential end date is reported; current and potential end dates are both Dec 31, 2026.

$125.0M is obligated against $130.5M in current reported award value (95.8%).

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

PIID 89233121FNA400380

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.

Modification

This action

+$10.1M

PROJECT ENHANCEMENT CORPORATION

NNSA OTHER FUNDS

U.S. DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY ADMINISTRATION (DOE/NNSA)OFFICE OF COUNTERTERRORISM AND COUNTER-PROLIFERATION (NA-80) TECHNICAL SUPPORT SERVICES

Why it stands out

The award grew alongside stronger contractor activity.

The modification added $10.1M while contractor obligations rose $1.9M overall.

Award net obligations
$125.0M
Share of 12-month positive obligations
12.1%
Supporting data
Prime contractor
#1 · 58.5% share
+1.6 percentage points · $1.9M net increase; action exceeded it by $8.2M
Funding office
#1 · 37.7% attributed share
up 2 ranks · +19.2 percentage points · $15.9M net increase; action accounted for 63.8%
Related:Funding office gainUnusually large action
PIID 89233121FNA400380 · Mod P00039
Modification

This action

+$6.4M

INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC

ENVIRONMENTAL MANAGEMENT

OAK RIDGE OFFICE OF ENVIRONMENTAL MANAGEMENT TECHNICAL, MANAGEMENT, AND ADMINISTRATIVE SERVICES TASK ORDER

Why it stands out

The award grew alongside stronger contractor activity.

The modification added $6.4M while contractor obligations rose $4.4M overall.

Award net obligations
$11.1M
Share of 12-month positive obligations
7.6%
Supporting data
Prime contractor
#2 · 16.6% share
+5.0 percentage points · $4.4M net increase; action exceeded it by $2.0M
Funding office
#2 · 26.7% attributed share
down 1 rank · +5.8 percentage points · $4.8M net increase; action exceeded it by $1.6M
Related:Largest share gain
PIID 89303325FEM400454 · Mod P00002
Deobligation

This action

−$1.5M

WSP USA SOLUTIONS INC

FEDERAL ENERGY REGULATORY COMM

HYDROPOWER ENVIRONMENTAL AND ENGINEERING SERVICES (HEES) SUPPORT SERVICES

Why it stands out

This award recorded a material contraction.

The action removed $1.5M. A deobligation does not by itself show lower requirement demand.

Award net obligations
$11.3M
Share of 12-month positive obligations
1.8%
Supporting data
Prime contractor
#5 · 3.5% share
down 2 ranks · −2.9 percentage points · $2.3M net decline; action accounted for 64.1%
Funding office
#5 · 6.7% attributed share
−1.3 percentage points · $1.1M net decline; action exceeded it by $357K
PIID 89603024F0022 · Mod P00006
Base award

This action

+$1.5M

ACCENT COMPLIANCE, LLC

FEDERAL ENERGY REGULATORY COMM

COMPLIANCE MONITOR FOR MIDSHIP PIPELINE

Why it stands out

The contractor climbed 4 positions in this market.

It now ranks #8 by positive obligations over the latest 12 months.

Award net obligations
$1.5M
Share of 12-month positive obligations
1.7%
Supporting data
Prime contractor
#8 · 1.6% share
up 4 ranks · +1.0 percentage points · $861K net increase; action exceeded it by $593K
Funding office
#5 · 6.7% attributed share
$1.1M net decline despite this positive action
PIID 89603025P0026
Deobligation

This action

−$524K

ENVIRONMENTAL RESOURCES MANAGEMENT INC

FEDERAL ENERGY REGULATORY COMM

NATURAL GAS INDUSTRY SEMINARS SERVICES

Why it stands out

This award recorded a material contraction.

The action removed $524K. A deobligation does not by itself show lower requirement demand.

Award net obligations
$213K
Share of 12-month positive obligations
0.62%
Supporting data
Prime contractor
#13 · 0.37% share
down 3 ranks · −0.5 percentage points · $422K net decline; action exceeded it by $101K
PIID 89603024F0031 · Mod P00003
Base award

This action

+$1.8M

TETRA TECH, INC.

NNSA WEAPONS ACTIVITIES FUNDS

TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH SITE-WIDE DOCUMENT DEVELOPMENT FOR DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY ADMINISTRATIONS OFFICE OF ENVIRONMENT, SAFETY, AND HEALTH.

Why it stands out

A new award added obligations despite weaker contractor activity.

The action represented 2.1% of the market’s latest 12-month positive obligations while the contractor’s obligations fell $9K overall.

Award net obligations
$3.3M
Share of 12-month positive obligations
2.1%
Supporting data
Prime contractor
#3 · 5.9% share
$9K net decline despite this positive action
Funding office
#4 · 12.1% attributed share
$4.9M net decline despite this positive action
PIID 89233126FNA000218
View recent award activity by date (10)
  1. INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INCModification · PIID 89303325FEM400454
    Action+$2.8M
    Award net obligations$11.1M
  2. VERNADERO GROUP INCBase award · PIID 89503126FWA400726
    Action+$208K
    Award net obligations$208K
  3. PROJECT ENHANCEMENT CORPORATIONModification · PIID 89233121FNA400380
    Action+$3.8M
    Award net obligations$125.0M
  4. S & K FEDERAL SERVICES LLCModification · PIID 89303325FEM400456
    Action+$90K
    Award net obligations$696K
  5. BURLESON CONSULTING, INC.Deobligation · PIID 89503319FWA400060
    Action−$24K
    Award net obligations$153K
  6. INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INCModification · PIID 89303926FEM000385
    Action+$161K
    Award net obligations$368K
  7. TETRA TECH, INC.Deobligation · PIID 89303322FEM400245
    Action−$100K
    Award net obligations$1.4M
  8. GEOCOMP, INC.Deobligation · PIID 89603026F0002
    Action−$59K
    Award net obligations$7K
  9. S C & A INCModification · PIID 89303323FEM000031
    Action+$440K
    Award net obligations$3.3M
  10. TETRA TECH, INC.Modification · PIID 89233126FNA000218
    Action+$1.5M
    Award net obligations$3.3M

DOE environmental consulting services market FAQs

Answers based on reported federal contract data.

Who are the top DOE environmental consulting services contractors?

In the 12 months through September 10, 2026, PROJECT ENHANCEMENT CORPORATION, INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC, and TETRA TECH, INC. were the leading DOE environmental consulting services prime contractors by positive obligations.

  1. #1

    PROJECT ENHANCEMENT CORPORATION

    $49,087,924 in positive obligations

  2. #2

    INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC

    $13,890,148 in positive obligations

  3. #3

    TETRA TECH, INC.

    $4,933,552 in positive obligations

Rankings use reported USAspending award data.

Did DOE contract obligations increase in the environmental consulting services market?

Yes. Measured by net prime contract obligations, reported DOE activity in the environmental consulting services market increased 10.4% from $74,999,892 in the preceding 12 months to $82,771,838 in the 12 months through September 10, 2026.

Latest 12 months
$82,771,838
Net prime contract obligations
Preceding 12 months
$74,999,892
Net prime contract obligations
Change
+10.4%
Between matched 12-month periods

Reported contract actions, not outlays or a forecast.

What recent DOE contract award activity was reported in the environmental consulting services market?

Recent DOE contract award activity reported in the environmental consulting services market included actions for PROJECT ENHANCEMENT CORPORATION, INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC, and WSP USA SOLUTIONS INC 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 DOE contracts under NAICS 541620?

From September 11, 2025 through September 10, 2026, DOE reported 46 positive-obligation awards for environmental consulting services under NAICS 541620. The leading award type was delivery order. The leading reported procedure was mafo.

Positive-obligation awards
46
Leading reported procedure
Mafo
54.9% of positive obligations
Leading award type
Delivery Order
81.4% of positive obligations
Full and open
34.7%
of positive obligations
Reported parent IDV
96.3%
of positive obligations
Observed vehicles
General Support Services BPA
Exact matches from reported parent PIIDs

Percentages use positive obligations as the denominator.

Which DOE environmental consulting services awards may warrant recompete research?

Based on its reported potential-end date, the DOE environmental consulting services award held by PROJECT ENHANCEMENT CORPORATION 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:

Leading-prime vehicle memberships:

Company memberships do not establish award-channel use.

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