Top EPA administrative management and general management consulting services contractors
In the 12 months ending Oct 5, 2026, the Environmental Protection Agency obligated $71.3M in net prime contract dollars under NAICS 541611, down 30.6% from $102.8M in the preceding 12 months. 31 prime contractors received positive obligations, and 9 of them accounted for 80% of that spend.
Prime contracts funded by the Environmental Protection Agency. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top EPA contractors for NAICS 541611
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Research Triangle Institute | $15.6M | $12.9M | 21.5% | ▲ 2 |
| 2 | ICF Incorporated, L.L.C. | $9.9M | $6.7M | 13.6% | ▲ 3 |
| 3 | ABT Global LLC | $8.6M | $8.6M | 11.9% | ▲ 1 |
| 4 | General Dynamics Information Technology, Inc. | $5.8M | $14.2M | 8.1% | ▼ 2 |
| 5 | Industrial Economics Inc | $4.3M | $822K | 5.9% | ▲ 8 |
| 6 | Centennial Technologies Inc | $4.1M | $4.6M | 5.7% | ▲ 1 |
| 7 | Eastern Research Group Inc | $3.3M | $3.0M | 4.6% | ▲ 1 |
| 8 | Cape Fox Endeavor, LLC | $3.3M | $603K | 4.6% | ▲ 7 |
| 9 | Savan Group, LLC | $3.1M | $5.5M | 4.3% | ▼ 3 |
| 10 | Science Applications International Corporation | $2.2M | $132K | 3.0% | ▲ 17 |
| 11 | The Cadmus Group LLC | $2.1M | $2.3M | 2.9% | ▼ 1 |
| 12 | Battelle Memorial Institute | $1.7M | $1.3M | 2.4% | — |
| 13 | The Northbridge Group, Inc. | $1.7M | $2.5M | 2.4% | ▼ 4 |
| 14 | Endyna, Inc. | $1.7M | $37.5M | 2.4% | ▼ 13 |
| 15 | gi4, LLC | $1.1M | $0 | 1.6% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Industrial Economics Inc$822K → $4.3M (+$3.5M) · now #5
- ICF Incorporated, L.L.C.$6.7M → $9.9M (+$3.2M) · now #2
- Cape Fox Endeavor, LLC$603K → $3.3M (+$2.7M) · now #8
Largest declines
- Endyna, Inc.$37.5M → $1.7M (−$35.8M) · now #14
- General Dynamics Information Technology, Inc.$14.2M → $5.8M (−$8.4M) · now #4
- Savan Group, LLC$5.5M → $3.1M (−$2.4M) · now #9
New to this market
3 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| gi4, LLC | Jul 15, 2026 | $1.1M |
| Blue Sky Innovative Solutions, LLC | Sep 18, 2026 | $293K |
| BLH Technologies Inc | Aug 20, 2026 | $61K |
Where the money comes from
Funding sub-agencies within the Environmental Protection Agency, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Environmental Protection Agency | $71.3M | $102.8M | Down $31.4M (30.6%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 68HERD23F0120 | Centennial Technologies Inc EPA INFORMATION TECHNOLOGY SUPPORT AND INFRASTRUCTURE SERVICES (ITSIS) FOR RTP AND CINCINNATI | $18.5M | Nov 30, 2026 |
| 68HERW26F0009 | Research Triangle Institute R425-TECHNICAL SUPPORT FOR THE MARINE PROTECTION, RESEARCH, AND SANCTUARIES ACT PROGRAM INCLUDING OCEAN DISPOSAL SITE MONITORING | $6.4M | Jan 14, 2027 |
| 68HERC24F0425 | Savan Group, LLC CALL ORDER FOR NATIONAL RECORDS MANAGEMENT PROGRAM SUPPORT FOR OFFICE OF MISSION SUPPORT (OMS) UNDER BPA 68HERC23A0004 | $2.5M | Jan 30, 2027 |
| 68HERH23F0125 | General Dynamics Information Technology, Inc. QSS CONTRACT: SUPERFUND ANALYTICAL SERVICES BRANCH (ASB) TASK ORDER | $38.4M | Jan 31, 2027 |
| 68HERH23F0085 | ABT Global LLC TITLE: OPPT ECONOMIC ANALYSIS AND RULEMAKING SUPPORT | $5.7M | Feb 12, 2027 |
| 68HERH23F0122 | Research Triangle Institute EARTH T&M/FFP HYBRID CALL TO ORDER FOR OAR ENTITLED "PROGRAM DEVELOPMENT, TECHNICAL SUPPORT, AND ADMINISTRATIVE SERVICES FOR OFFICE OF AIR AND RADIATION FUNDING ASSISTANCE… | $18.8M | Feb 28, 2027 |
| 68HERH25F0249 | ABT Global LLC OLEM LARGE MISSION SUPPORT CALL ORDER TITLE: SUSTAINABLE SITE REUSE WITH LAND REVITALIZATION TECHNICAL ASSISTANCE | $4.1M | Jul 15, 2027 |
| 68HERC24F0436 | Endyna, Inc. DRINKING WATER AND WASTEWATER TECHNICAL ASSISTANCE TO TRIBES AND ALASKAN NATIVE VILLAGES REGION 9 - GEOGRAPHIC AREA H SUPPORT LSLR AND EC ACTIVITIES FOR TRIBES IN REGION 9 | $12.3M | Jul 23, 2027 |
| 68HE0423C0001 | PN Automation Inc THE CONTRACTOR SHALL PROVIDE RECORDS MANAGEMENT SUPPORT TO ALL PROGRAM OFFICES WITHIN EPA REGION 4. RECORDS MANAGEMENT SUPPORT INCLUDES ORGANIZING, MAINTAINING, AND MANAGING… | $3.2M | Jul 31, 2027 |
| 68HERC25C0065 | Cape Fox Endeavor, LLC Q403 - AGENCYWIDE MEDICAL SERVICES SUPPORT - OCCUPATIONAL HEALTH | $3.9M | Sep 21, 2027 |
Common questions
Who are the top EPA contractors for NAICS 541611?
In the latest 12 months, Research Triangle Institute ($15.6M), ICF Incorporated, L.L.C. ($9.9M), ABT Global LLC ($8.6M) received the most EPA obligations for administrative management and general management consulting services.
How concentrated is this market?
The eight largest primes held 75.9% of positive obligations, and Research Triangle Institute alone held 21.5%. 3 contractors won their first obligations in this market during the latest 12 months.
Are any large EPA NAICS 541611 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 68HERD23F0120 (Centennial Technologies Inc, $18.5M obligated), ending Nov 30, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 541611 across all agencies
HHS · NAICS 541611
$2.4BDoD · NAICS 541611
$2.3BDHS · NAICS 541611
$1.0BVA · NAICS 541611
$699.6MState Department · NAICS 541611
$650.6MDOJ · NAICS 541611
$373.9MDOT · NAICS 541611
$339.7MDOE · NAICS 541611
$281.3MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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