Federal Capture Intelligence

Hazardous Waste Treatment and Disposal contractors at the Department of Defense

Contract actions: October 1, 2021 – July 27, 2026 Updated July 28, 2026 Department of Defense agency guide NAICS 562211 · Hazardous Waste Treatment and Disposal
Latest 12 months
$443.9M
Net obligations · Down $457.0M vs. $900.9M preceding
Prime contractors
131
With positive obligations in the latest 12 months

Market snapshot for Hazardous Waste Treatment and Disposal at the Department of Defense

Federal records show $4.2B in net obligations across 43,747 awards in Hazardous Waste Treatment and Disposal at the Department of Defense from Oct 1, 2021 through Jul 27, 2026. This market accounts for 0.20% of $2.1T in agency-wide net prime contract obligations over the period shown. Latest 12-month net obligations decreased 50.7% from $900.9M to $443.9M. 12 prime contractors accounted for at least 80% of positive obligations in that latest period.

Fiscal-year activity

FY26 is year-to-date through Jul 27, 2026; earlier years show complete fiscal-year totals.

FY26 year-to-date: $214.1M versus $643.6M through the same date in FY25 (−66.7%).
Net obligations · complete fiscal yearNet obligations · FY26 YTDContract actions
View fiscal-year data table
Fiscal yearNet obligationsContract actionsCoverage
FY2022$957.8M15,898Complete
FY2023$1.0B16,935Complete
FY2024$1.1B17,584Complete
FY2025$873.4M16,894Complete
FY2026$214.1M7,723YTD through Jul 27, 2026

Market at a glance

All reported prime contract awards
All-period net obligations
$4.2B
43,747 awards · 313 prime contractors
Latest 12-month movement
−50.7%
$443.9M vs. $900.9M
Leading eight prime share
74.7%
Share held by the eight leading prime contractors in the latest 12 months
View agency share, denominators, and set-aside reporting
Agency context
0.20% of $2.1T in agency-wide net obligations.
Set-aside share when reported
28.9% of 550 awards with reported set-aside status.
Set-aside reporting
159 set aside · 391 no set-aside · 43,197 not reported

What changed in the last 12 months?

Jul 28, 2025–Jul 27, 2026, compared with Jul 28, 2024–Jul 27, 2025.

Competitive shifts

ECC CONSTRUCTORS LLC lost the most market share
20.9%→4.8%−16.1 percentage points
The contractor now ranks #3 by positive obligations, based on 10 reported actions.
ALEUT ENVIRONMENTAL REMEDIATION, LLC climbed the most in the contractor rankings
#88→#6Up 82 places
The contractor accounts for 2.5% of positive obligations across 1 reported action.
HORIZON ENVIRONMENTAL SERVICES, INC. fell the most in the contractor rankings
#7→#17Down 10 places
The contractor accounts for 1.1% of positive obligations across 268 reported actions.

Market structure

Top-five contractor share decreased
82.9%→67.5%−15.4 percentage points
Contractors outside the top five now account for 32.5% of positive obligations.

Buyer demand

Reported obligations through W6LU USA ELM CHEM WEAPONS ACT decreased
$531.9M→$245.2M−$286.8M
Latest-period activity spans 2 awards across 2 prime contractors.

Award activity

View 2 additional material changes

Buyer demand

Reported obligations through NAVFACSYSCOM SOUTHWEST increased
$0→$15.1M+$15.1M
Latest-period activity spans 7 awards across 1 prime contractor.

Competitive shifts

ENERGYSOLUTIONS SERVICES, INC. had the largest increase in reported obligations
$1.3M→$6.0M+$4.6M
The contractor now ranks #14 by positive obligations and accounts for 1.3% of positive obligations, based on 50 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.

Funding pattern for Hazardous Waste Treatment and Disposal at the Department of Defense

See how positive obligations were attributed across funding offices in the 12 months ending Jul 27, 2026.

55.2% of positive obligations were attributed to W6LU USA ELM CHEM WEAPONS ACT. That represents $245.2M, down $286.8M from the preceding 12 months.

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

  1. W6LU USA ELM CHEM WEAPONS ACT55.2% · $245.2M · down $286.8M
  2. DLA DISPOSITION SERVICES - EBS17.6% · $78.2M · down $32.3M
  3. W2SN ENDIST HONOLULU4.8% · $21.1M · down $167.8M
  4. W2R9 ENDIST ST LOUIS CW4.4% · $19.4M · up $19.4M
  5. NAVFACSYSCOM SOUTHWEST3.4% · $15.1M · up $15.1M
  6. All other reported offices14.7% 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

    W6LU USA ELM CHEM WEAPONS ACT

    #1Rank unchanged

    Latest 12 months

    $245.2M

    55.2% of positive obligations

    Versus preceding 12 months

    −$286.8M

    2 active prime contractors · 2 awards

    View office comparison and evidence

    Reported obligations decreased 53.9% from $531.9M to $245.2M. The office’s share of positive obligations moved from 59.0% to 55.2%, a change of −3.8 percentage points.

    The latest period contains 15 actions across 2 awards. The preceding period contained 2 active prime contractors and 2 awards.

    Leading award-level changes

  2. Reported funding office

    DLA DISPOSITION SERVICES - EBS

    #2Up 1 from #3

    Latest 12 months

    $78.2M

    17.6% of positive obligations

    Versus preceding 12 months

    −$32.3M

    37 active prime contractors · 6,680 awards

    View office comparison and evidence

    Reported obligations decreased 29.2% from $110.5M to $78.2M. The office’s share of positive obligations moved from 12.3% to 17.6%, a change of +5.3 percentage points.

    The latest period contains 10,354 actions across 6,680 awards and 2 newly active prime contractors. The preceding period contained 40 active prime contractors and 10,131 awards.

  3. Reported funding office

    W2SN ENDIST HONOLULU

    #3Down 1 from #2

    Latest 12 months

    $21.1M

    4.8% of positive obligations

    Versus preceding 12 months

    −$167.8M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 88.8% from $188.9M to $21.1M. The office’s share of positive obligations moved from 20.9% to 4.8%, a change of −16.2 percentage points.

    The latest period contains 9 actions across 1 award. The preceding period contained 1 active prime contractor and 1 award.

  4. Reported funding office

    W2R9 ENDIST ST LOUIS CW

    #4New to the positive-obligation ranking

    Latest 12 months

    $19.4M

    4.4% of positive obligations

    Versus preceding 12 months

    +$19.4M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $19.4M. The office’s share of positive obligations moved from 0% to 4.4%, a change of +4.4 percentage points.

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

    Leading award-level changes

  5. Reported funding office

    NAVFACSYSCOM SOUTHWEST

    #5New to the positive-obligation ranking

    Latest 12 months

    $15.1M

    3.4% of positive obligations

    Versus preceding 12 months

    +$15.1M

    1 active prime contractor · 7 awards

    View office comparison and evidence

    Reported obligations rose from $0 to $15.1M. The office’s share of positive obligations moved from 0% to 3.4%, a change of +3.4 percentage points.

    The latest period contains 7 actions across 7 awards. The preceding period contained 1 active prime contractor and 5 awards.

  6. Reported funding office

    W4MM USA JOINT MUNITIONS CMD

    #6Up 7 from #13

    Latest 12 months

    $13.4M

    3.0% of positive obligations

    Versus preceding 12 months

    +$11.8M

    5 active prime contractors · 12 awards

    View office comparison and evidence

    Reported obligations increased 741.8% from $1.6M to $13.4M. The office’s share of positive obligations moved from 0.18% to 3.0%, a change of +2.8 percentage points.

    The latest period contains 17 actions across 12 awards. The preceding period contained 6 active prime contractors and 21 awards.

  7. Reported funding office

    W6JR CCDC CHEM BIO CENTER

    #7Up 1 from #8

    Latest 12 months

    $9.0M

    2.0% of positive obligations

    Versus preceding 12 months

    +$6.1M

    1 active prime contractor · 10 awards

    View office comparison and evidence

    Reported obligations increased 211.1% from $2.9M to $9.0M. The office’s share of positive obligations moved from 0.32% to 2.0%, a change of +1.7 percentage points.

    The latest period contains 12 actions across 10 awards. The preceding period contained 1 active prime contractor and 13 awards.

  8. Reported funding office

    SRF AND JRMC YOKOSUKA

    #8Down 3 from #5

    Latest 12 months

    $9.0M

    2.0% of positive obligations

    Versus preceding 12 months

    −$1.4M

    1 active prime contractor · 3 awards

    View office comparison and evidence

    Reported obligations decreased 13.5% from $10.4M to $9.0M. The office’s share of positive obligations moved from 1.1% to 2.0%, a change of +0.9 percentage points.

    The latest period contains 4 actions across 3 awards. The preceding period contained 1 active prime contractor and 31 awards.

  9. Reported funding office

    W071 ENDIST KANSAS CITY

    #9New to the positive-obligation ranking

    Latest 12 months

    $7.9M

    1.8% of positive obligations

    Versus preceding 12 months

    +$7.9M

    2 active prime contractors · 2 awards

    View office comparison and evidence

    Reported obligations rose from $0 to $7.9M. The office’s share of positive obligations moved from 0% to 1.8%, a change of +1.8 percentage points.

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

  10. Reported funding office

    NORFOLK NAVAL SHIPYARD GF

    #10Down 4 from #6

    Latest 12 months

    $4.8M

    1.1% of positive obligations

    Versus preceding 12 months

    −$2.0M

    5 active prime contractors · 223 awards

    View office comparison and evidence

    Reported obligations decreased 29.8% from $6.8M to $4.8M. The office’s share of positive obligations moved from 0.76% to 1.1%, a change of +0.3 percentage points.

    The latest period contains 245 actions across 223 awards and 1 newly active prime contractor. The preceding period contained 4 active prime contractors and 173 awards.

  11. Reported funding office

    NAVFAC SOUTHWEST

    #124Down 120 from #4

    Latest 12 months

    $6K

    0% of positive obligations

    Versus preceding 12 months

    −$12.4M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 100.0% from $12.4M to $6K. The office’s share of positive obligations moved from 1.4% to 0%, a change of −1.4 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.

  12. Reported funding office

    27 SOCES CC

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$4.5M

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $4.5M to $0. The office’s share of positive obligations moved from 0.50% to 0%, a change of −0.5 percentage points.

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

How this work is bought

Reported award structure, competition, pricing, work categories, and contracting channels for Hazardous Waste Treatment and Disposal at the Department of Defense.

During Jul 28, 2025–Jul 27, 2026, this market recorded $447.8M in positive net award obligations across 6,621 awards. The leading reported procedure, Negotiated Proposal/Quote, accounted for 77.3% of that positive-obligation base. Awards with a reported parent IDV accounted for 38.8%.

Leading award type
60.4%
Definitive Contract
Leading reported procedure
77.3%
Negotiated Proposal/Quote
Reported parent IDV
38.8%
of positive obligations had a reported parent IDV
Median reported offers
1
94 of 6,621 awards reported offers · Limited reporting

Buying method changes

Compared with Jul 28, 2024–Jul 27, 2025. Based on 6,621 current awards and 10,173 preceding awards with positive net obligations.

Parent-IDV obligation share
38.8%
Up from 18.6% 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 562211 peer median, parent-IDV obligation share is 36.5 percentage points higher, reported full-and-open obligation share is 70.5 percentage points higher, delivery-order obligation share is 36.0 percentage points higher, and median positive award obligations are 79.1% lower.

MeasureThis marketPeer medianDifference
Parent-IDV obligation share38.8%2.3%+36.5 pts
Reported full-and-open obligation share71.3%0.72%+70.5 pts
Delivery-order obligation share36.9%0.93%+36.0 pts
Median positive award obligations$7K$33K-79.1%
Peer cohort and comparison limits

The peer median gives each of the 4 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
Definitive Contract(D)14$270.4M60.4%
Delivery Order(C)6,529$165.3M36.9%
BPA Call(A)22$8.4M1.9%
Purchase Order(B)56$3.8M0.84%

Reported parent-award types

Reported valueAwardsPositive obligationsShare
IDC(B)6,529$165.3M36.9%
BPA(E)22$8.4M1.9%
Not reported70$274.1M61.2%

Single- or multiple-award parent structure

Reported valueAwardsPositive obligationsShare
Single Award(S)6,546$145.5M32.5%
Multiple Award(M)5$28.2M6.3%
Not reported70$274.1M61.2%

Solicitation procedures

Reported valueAwardsPositive obligationsShare
Negotiated Proposal/Quote(NP)5,949$346.2M77.3%
Only One Source(SSS)129$44.8M10.0%
Simplified Acquisition(SP1)540$35.2M7.9%
Subject To Multiple Award Fair Opportunity(MAFO)2$20.2M4.5%
Sealed Bid(SB)1$1.4M0.31%

Extent competed

Reported valueAwardsPositive obligationsShare
Full And Open Competition(A)4,183$319.1M71.3%
Full And Open Competition After Exclusion Of Sources(D)1,769$48.8M10.9%
Competed Under SAP(F)520$34.2M7.6%
Not Competed(C)15$30.5M6.8%
Not Available For Competition(B)114$14.3M3.2%
Not Competed Under SAP(G)20$1.0M0.23%

Fair-opportunity and limited-source reporting

Reported valueAwardsPositive obligationsShare
Fair Opportunity Given(FAIR)2$20.2M4.5%
Not reported6,619$427.6M95.5%

Other-than-full-and-open reasons

Reported valueAwardsPositive obligationsShare
Only One Source-Other (FAR 6.302-1 Other)(ONE)14$30.5M6.8%
Authorized By Statute (FAR 6.302-5(A)(2)(I))(OTH)119$15.2M3.4%
SAP Non-Competition (FAR 13)(SP2)15$128K0.030%
Brand Name Description (FAR 6.302-1(C))(BND)1$23K0.010%
Not reported6,472$402.0M89.8%

Contract pricing types

Reported valueAwardsPositive obligationsShare
Cost Plus Award Fee(R)2$245.2M54.7%
Firm Fixed Price(J)6,619$202.7M45.3%

Product or Service Codes

Reported valueAwardsPositive obligationsShare
Environmental Systems Protection- Environmental Remediation(F108)131$298.3M66.6%
Housekeeping- Waste Treatment/Storage(S222)6,408$82.3M18.4%
Other Environmental Services(F999)7$41.1M9.2%
Operation Of Waste Treatment And Storage Facilities(M1PD)5$15.1M3.4%
Housekeeping- Facilities Operations Support(S216)2$2.3M0.51%
Maint/Repair/Rebuild Of Equipment- Cleaning Equipment And Supplies(J079)1$2.2M0.48%
Other reported values67$6.6M1.5%

Awarding subagencies

Reported valueAwardsPositive obligationsShare
Department of the Army(2100)99$321.3M71.7%
Defense Logistics Agency(97AS)6,342$79.2M17.7%
Department of the Navy(1700)117$40.0M8.9%
Department of the Air Force(5700)33$5.2M1.2%
Defense Health Agency(97DH)30$2.1M0.47%

Awarding offices

Reported valueAwardsPositive obligationsShare
W6qk Acc-Ri(W519TC)12$258.6M57.7%
Dla Disposition Services - Ebs(SP4500)6,329$79.0M17.6%
W2sn Endist Honolulu(W9128A)1$21.4M4.8%
W07v Endist St Louis(W912P9)1$19.4M4.3%
Navfacsyscom Southwest(N62473)6$15.1M3.4%
Navsup Flt Log Ctr Yokosuka(N62649)20$10.4M2.3%
Other reported values252$44.0M9.8%

Reported parent IDVs

Reported valueAwardsPositive obligationsShare
W912DR15D0008(9700)1$19.4M4.3%
N6247322D1811(9700)5$15.1M3.4%
W519TC24D0008(9700)1$11.2M2.5%
N6264926DB002(9700)3$9.0M2.0%
W911SR24D0006(9700)4$7.8M1.8%
N4215825DE001(9700)41$6.0M1.3%
W912DQ24A3001(9700)1$4.7M1.1%
SP450023D0013(9700)135$4.5M1.0%
Other reported values6,360$96.1M21.5%
Not reported70$274.1M61.2%

Offers, award size, and timing

Median reported offers
1 median
94 reported · 6,527 not reported · Limited reporting
Positive award obligations
$7K median
$2K–$16K middle 50%
Reported performance period
320 days (~11 months) median
6,621 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 Jul 27, 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.

Prime contractors for Hazardous Waste Treatment and Disposal at the Department of Defense

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

Prime contractor concentration
12 of 131prime contractors account for at least 80% of positive obligations in the last 12 months
Largest prime contractor
32.3%of positive obligations in the last 12 months
Leading four prime contractors
64.2%of positive obligations in the last 12 months
Leading eight prime contractors
74.7%of positive obligations in the last 12 months

Based on $445.8M in positive obligations during the 12 months ending Jul 27, 2026. Individual shares and movement appear in the searchable rankings below. Movement compares with Jul 28, 2024–Jul 27, 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

    $143.9M

    32.3%

    Dollar movement

    −$136.2M

    vs. prior 12 months

    Last 12mo awards

    1 award

    8 actions

    Historical and award details for BECHTEL PARSONS BLUE GRASS, A JOINT VENTURE
    Obligations: prior → latest
    $280.1M → $143.9M
    −48.6%
    Share: prior → latest
    31.1% → 32.3%
    +1.2 percentage points
    All-period obligations
    $1.6B
    38.5% of all-period positive obligations · 8 awards
    Recorded activity
    Since Oct 19, 2021
    through Mar 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.

  2. #2

    Last 12mo obligations

    $101.3M

    22.7%

    Dollar movement

    −$150.6M

    vs. prior 12 months

    Last 12mo awards

    1 award

    7 actions

    Historical and award details for BECHTEL NATIONAL, INC.
    Obligations: prior → latest
    $251.9M → $101.3M
    −59.8%
    Share: prior → latest
    27.9% → 22.7%
    −5.2 percentage points
    All-period obligations
    $655.6M
    15.7% of all-period positive obligations · 1 award
    Recorded activity
    Since Nov 14, 2023
    through Apr 17, 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.

  3. #3

    Last 12mo obligations

    $21.4M

    4.8%

    Dollar movement

    −$167.5M

    vs. prior 12 months

    Last 12mo awards

    1 award

    10 actions

    Historical and award details for ECC CONSTRUCTORS LLC
    Obligations: prior → latest
    $188.9M → $21.4M
    −88.7%
    Share: prior → latest
    20.9% → 4.8%
    −16.1 percentage points
    All-period obligations
    $210.4M
    5.0% of all-period positive obligations · 1 award
    Recorded activity
    Since Aug 30, 2024
    through Dec 18, 2025

    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

    $19.4M

    4.4%

    Dollar movement

    +$19.4M

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for ENVIRONMENTAL RAIL SOLUTIONS INC
    Obligations: prior → latest
    $0 → $19.4M
    Not comparable
    Share: prior → latest
    0% → 4.4%
    +4.4 percentage points
    All-period obligations
    $28.2M
    0.67% of all-period positive obligations · 4 awards
    Recorded activity
    Since Mar 31, 2022
    through Apr 23, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported10
    Reported small business10
    All-period set-aside types

    None reported.

  5. #5

    Last 12mo obligations

    $15.1M

    3.4%

    Dollar movement

    +$1.6M

    vs. prior 12 months

    Last 12mo awards

    7 awards

    7 actions

    Historical and award details for APTIM FEDERAL SERVICES, LLC
    Obligations: prior → latest
    $13.4M → $15.1M
    +12.0%
    Share: prior → latest
    1.5% → 3.4%
    +1.9 percentage points
    All-period obligations
    $66.1M
    1.6% of all-period positive obligations · 20 awards
    Recorded activity
    Since May 16, 2022
    through Apr 15, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside01
    Not reported77
    Reported small business00
    All-period set-aside types

    None reported.

  6. #6

    Last 12mo obligations

    $11.2M

    2.5%

    Dollar movement

    +$11.1M

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for ALEUT ENVIRONMENTAL REMEDIATION, LLC
    Obligations: prior → latest
    $76K → $11.2M
    +14729.3%
    Share: prior → latest
    0.010% → 2.5%
    +2.5 percentage points
    All-period obligations
    $11.3M
    0.27% of all-period positive obligations · 2 awards
    Recorded activity
    Since Sep 19, 2024
    through Sep 17, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported11
    Reported small business11
    All-period set-aside types

    None reported.

  7. #7

    Last 12mo obligations

    $10.4M

    2.3%

    Dollar movement

    −$2.1M

    vs. prior 12 months

    Last 12mo awards

    886 awards

    1,334 actions

    Historical and award details for CLEAN HARBORS ENVIRONMENTAL SERVICES INC
    Obligations: prior → latest
    $12.5M → $10.4M
    −16.4%
    Share: prior → latest
    1.4% → 2.3%
    +0.9 percentage points
    All-period obligations
    $53.2M
    1.3% of all-period positive obligations · 5,122 awards
    Recorded activity
    Since Oct 1, 2021
    through Apr 27, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside414
    Not reported8821,456
    Reported small business13
    All-period set-aside types

    None reported.

  8. #8

    Last 12mo obligations

    $10.3M

    2.3%

    Dollar movement

    −$3.4M

    vs. prior 12 months

    Last 12mo awards

    6 awards

    7 actions

    Historical and award details for SEAON ENVIRONMENTAL LLC
    Obligations: prior → latest
    $13.7M → $10.3M
    −24.7%
    Share: prior → latest
    1.5% → 2.3%
    +0.8 percentage points
    All-period obligations
    $49.9M
    1.2% of all-period positive obligations · 231 awards
    Recorded activity
    Since Oct 13, 2021
    through Apr 10, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside20
    Not reported457
    Reported small business50
    All-period set-aside types

    None reported.

  9. #9

    Last 12mo obligations

    $9.8M

    2.2%

    Dollar movement

    +$4.3M

    vs. prior 12 months

    Last 12mo awards

    24 awards

    26 actions

    Historical and award details for VEOLIA ES TECHNICAL SOLUTIONS LLC
    Obligations: prior → latest
    $5.5M → $9.8M
    +78.4%
    Share: prior → latest
    0.61% → 2.2%
    +1.6 percentage points
    All-period obligations
    $21.1M
    0.50% of all-period positive obligations · 125 awards
    Recorded activity
    Since Nov 3, 2021
    through Apr 21, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside01
    Not reported2437
    Reported small business01
    All-period set-aside types

    None reported.

  10. #10

    Last 12mo obligations

    $6.9M

    1.5%

    Dollar movement

    −$2.3M

    vs. prior 12 months

    Last 12mo awards

    503 awards

    784 actions

    Historical and award details for WILLOW ENVIRONMENTAL INC
    Obligations: prior → latest
    $9.2M → $6.9M
    −25.1%
    Share: prior → latest
    1.0% → 1.5%
    +0.5 percentage points
    All-period obligations
    $31.1M
    0.74% of all-period positive obligations · 2,477 awards
    Recorded activity
    Since Oct 1, 2021
    through Apr 23, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported503611
    Reported small business503611
    All-period set-aside types

    None reported.

  11. #11

    Last 12mo obligations

    $6.7M

    1.5%

    Dollar movement

    −$1.2M

    vs. prior 12 months

    Last 12mo awards

    515 awards

    745 actions

    Historical and award details for TRI-STATE GOVERNMENT SERVICES INC
    Obligations: prior → latest
    $7.9M → $6.7M
    −15.0%
    Share: prior → latest
    0.88% → 1.5%
    +0.6 percentage points
    All-period obligations
    $34.7M
    0.83% of all-period positive obligations · 3,160 awards
    Recorded activity
    Since Oct 1, 2021
    through Apr 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside00
    Not reported514725
    Reported small business515726
    All-period set-aside types
    • 2 · Total small business
  12. #12

    Last 12mo obligations

    $6.6M

    1.5%

    Dollar movement

    −$851K

    vs. prior 12 months

    Last 12mo awards

    927 awards

    1,446 actions

    Historical and award details for TRADEBE ENVIRONMENTAL SERVICES, LLC
    Obligations: prior → latest
    $7.4M → $6.6M
    −11.5%
    Share: prior → latest
    0.82% → 1.5%
    +0.7 percentage points
    All-period obligations
    $27.5M
    0.66% of all-period positive obligations · 3,923 awards
    Recorded activity
    Since May 19, 2022
    through Apr 26, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported9271,163
    Reported small business00
    All-period set-aside types

    None reported.

  13. #13

    Last 12mo obligations

    $6.5M

    1.4%

    Dollar movement

    −$2.7M

    vs. prior 12 months

    Last 12mo awards

    393 awards

    616 actions

    Historical and award details for C & C ENVIRONMENTAL INC
    Obligations: prior → latest
    $9.2M → $6.5M
    −29.4%
    Share: prior → latest
    1.0% → 1.4%
    +0.4 percentage points
    All-period obligations
    $34.1M
    0.81% of all-period positive obligations · 2,716 awards
    Recorded activity
    Since Oct 1, 2021
    through Apr 25, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported393646
    Reported small business393646
    All-period set-aside types

    None reported.

  14. #14

    Last 12mo obligations

    $6.0M

    1.3%

    Dollar movement

    +$4.6M

    vs. prior 12 months

    Last 12mo awards

    44 awards

    50 actions

    Historical and award details for ENERGYSOLUTIONS SERVICES, INC.
    Obligations: prior → latest
    $1.3M → $6.0M
    +346.0%
    Share: prior → latest
    0.15% → 1.3%
    +1.2 percentage points
    All-period obligations
    $7.3M
    0.17% of all-period positive obligations · 59 awards
    Recorded activity
    Since Jun 25, 2025
    through Apr 20, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported4417
    Reported small business00
    All-period set-aside types

    None reported.

  15. #15

    Last 12mo obligations

    $5.8M

    1.3%

    Dollar movement

    −$1.1M

    vs. prior 12 months

    Last 12mo awards

    513 awards

    864 actions

    Historical and award details for INDUSTRIAL WASTE UTILIZATION, LLC
    Obligations: prior → latest
    $6.9M → $5.8M
    −15.3%
    Share: prior → latest
    0.76% → 1.3%
    +0.6 percentage points
    All-period obligations
    $31.5M
    0.75% of all-period positive obligations · 3,038 awards
    Recorded activity
    Since Oct 4, 2021
    through Apr 26, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported513707
    Reported small business513707
    All-period set-aside types

    None reported.

Award activity for Hazardous Waste Treatment and Disposal at the Department of Defense

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

Modification

This action

+$86.8M

BECHTEL PARSONS BLUE GRASS, A JOINT VENTURE

W6LU USA ELM CHEM WEAPONS ACT

BGCAPP CLOSURE PHASE II DEMOLITION AND FINAL CLOSEOUT, FY24 & FY25 D&D FUNDING, FY25 IT FUNDING, GFP UPDATE, DEMOLITION SOW

Why it stands out

This award grew while spending attributed to its office declined.

The modification added $86.8M while office-attributed obligations fell $286.8M overall.

Award net obligations
$5.0B
Share of 12-month positive obligations
19.5%
Supporting data
Prime contractor
#1 · 32.3% share
$136.2M net decline despite this positive action
Funding office
#1 · 55.2% attributed share
$286.8M net decline despite this positive action
Related:Unusually large action
PIID W52P1J09C0013 · Mod P00288
Modification

This action

+$70.0M

BECHTEL NATIONAL, INC.

W6LU USA ELM CHEM WEAPONS ACT

PCAPP MODIFICATION TO DEFINITIZE PCAPP CLOSURE PHASE 2 - DEMOLITION AND FINAL CLOSEOUT - SDC RE-USE AND INCORPORATE NEGOTIATED AGREEMENT FOR CLOSURE PHASE 2 - DEMOLITION AND FINAL CLOSEOUT.

Why it stands out

This award grew while spending attributed to its office declined.

The modification added $70.0M while office-attributed obligations fell $286.8M overall.

Award net obligations
$4.6B
Share of 12-month positive obligations
15.7%
Supporting data
Prime contractor
#2 · 22.7% share
$150.6M net decline despite this positive action
Funding office
#1 · 55.2% attributed share
$286.8M net decline despite this positive action
PIID W52P1J09C0012 · Mod P00290
Base award

This action

+$11.2M

ALEUT ENVIRONMENTAL REMEDIATION, LLC

W4MM USA JOINT MUNITIONS CMD

LLRW USN 2025-010 DEVELOP A WASTE PROFILE, PROVIDE BINS, PREPARE SHIPMENT AND DISPOSAL OF THE CONTENTS AS LOW-LEVEL RADIOACTIVE WASTE AND LOW-LEVEL MIXED WASTE. WASTE IS GENERATED FROM DEMOLITION AT BUILDING 341 ON NAVAL BASE CORONADO, CA.

Why it stands out

The contractor climbed 82 positions in this market.

It now ranks #6 by positive obligations over the latest 12 months.

Award net obligations
$11.2M
Share of 12-month positive obligations
2.5%
Supporting data
Prime contractor
#6 · 2.5% share
up 82 ranks · +2.5 percentage points · $11.1M net increase; action exceeded it by $76K
Funding office
#6 · 3.0% attributed share
up 7 ranks · +2.8 percentage points · $11.8M net increase; action accounted for 95.2%
Related:Largest rank gain
PIID W519TC25F0380
Base award

This action

+$6.2M

VEOLIA ES TECHNICAL SOLUTIONS LLC

W6JR CCDC CHEM BIO CENTER

SEE ATTACHED PWS.

Why it stands out

The contractor climbed 7 positions in this market.

It now ranks #9 by positive obligations over the latest 12 months.

Award net obligations
$6.2M
Share of 12-month positive obligations
1.4%
Supporting data
Prime contractor
#9 · 2.2% share
up 7 ranks · +1.6 percentage points · $4.3M net increase; action exceeded it by $1.9M
Funding office
#7 · 2.0% attributed share
up 1 rank · +1.7 percentage points · $6.1M net increase; action exceeded it by $112K
PIID W911SR25FA024
Modification

This action

+$30.2M

ECC CONSTRUCTORS LLC

W2SN ENDIST HONOLULU

TIPPING FEE ADJUSTMENT FOR JULY-AUGUST 2025, ADDITIONAL TIPPING FEE FOR SEPTEMBER-NOVEMBER 2025.

Why it stands out

This award grew while spending attributed to its office declined.

The modification added $30.2M while office-attributed obligations fell $167.8M overall.

Award net obligations
$210.4M
Share of 12-month positive obligations
6.8%
Supporting data
Prime contractor
#3 · 4.8% share
$167.5M net decline despite this positive action
Funding office
#3 · 4.8% attributed share
$167.8M net decline despite this positive action
PIID W9128A24C0017 · Mod P00013
Modification

This action

+$10.1M

ENVIRONMENTAL RAIL SOLUTIONS INC

W2R9 ENDIST ST LOUIS CW

THIS MODIFICATION WILL DE-OBLIGATE THE FUNDS THAT WERE PREVIOUSLY OBLIGATED UNDER THE ORIGINAL PD2 PRC. ALL OTHER TERMS AND CONDITIONS REMAIN THE SAME.

Why it stands out

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

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

Award net obligations
$19.4M
Share of 12-month positive obligations
2.3%
Supporting data
Prime contractor
#4 · 4.4% share
Newly active in this market; no actions were reported in the preceding 12 months
Funding office
#4 · 4.4% attributed share
+4.4 percentage points · $19.4M net increase; action accounted for 51.8%
PIID W912P925F0034 · Mod P00003
View recent award activity by date (10)
  1. CLEAN HARBORS ENVIRONMENTAL SERVICES INCBase award · PIID SP450026F4414
    Action+$972
    Award net obligations$972
  2. TRADEBE ENVIRONMENTAL SERVICES, LLCBase award · PIID SP450026F4375
    Action+$15K
    Award net obligations$15K
  3. INDUSTRIAL WASTE UTILIZATION, LLCBase award · PIID SP450026F4376
    Action+$4K
    Award net obligations$4K
  4. TRADEBE ENVIRONMENTAL SERVICES, LLCModification · PIID SP450025F8866
    Action+$3K
    Award net obligations$13K
  5. PACIFIC COMMERCIAL SERVICES, INC.Base award · PIID SP450026F4377
    Action+$420
    Award net obligations$420
  6. REMONDIS INDUSTRIE SERVICE GMBH.Modification · PIID SP450025F8767
    Action+$2
    Award net obligations$8K
  7. TRADEBE ENVIRONMENTAL SERVICES, LLCBase award · PIID SP450026F4371
    Action+$7K
    Award net obligations$7K
  8. C & C ENVIRONMENTAL INCModification · PIID SP450026F3690
    Action+$4K
    Award net obligations$42K
  9. TRADEBE ENVIRONMENTAL SERVICES, LLCBase award · PIID SP450026F4370
    Action+$902
    Award net obligations$902
  10. C & C ENVIRONMENTAL INCModification · PIID SP450026F4009
    Action+$268
    Award net obligations$3K

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Same NAICS at other agencies:

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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 July 27, 2026. Set-aside and business-size fields reflect award records, not a contractor's current eligibility. Public Department of Defense award records are generally delayed by 90 days.

Review data methodology