Who buys Product and Service Code B510 (Special Studies/Analysis – Environmental Assessments), who wins it, what's open now and which contracts expire next — from FY2026 USAspending awards and live SAM.gov solicitations.
Contract data as of Oct 18, 2026 (USAspending) · recent coverage verified weekly
| Quarter | Awards | Obligated | Change |
|---|---|---|---|
| Q1 FY2026 | 12 | $982K | — |
| Q2 FY2026 | 40 | $54.8M | +5478% |
| Q3 FY2026 | 35 | $14.4M | -74% |
| Q4 FY2026 | 66 | $39.7M | +175% |
Federal fiscal quarters (Q1 = Oct–Dec). Awards are counted in the quarter they start; obligations are the award's obligated amount.
| # | Contractor | Obligated | Share |
|---|---|---|---|
| 1 | VERNADERO GROUP INC | $27.7M | 25.2% |
| 2 | GULF SOUTH RESEARCH CORP | $8.7M | 7.9% |
| 3 | TIERRA RIGHT OF WAY SERVICES LTD | $8.6M | 7.8% |
| 4 | DAWSON SOLUTIONS, LLC | $8.5M | 7.7% |
| 5 | ECO & ASSOCIATES, INC. | $8.4M | 7.6% |
| 6 | EASTERN RESEARCH GROUP INC | $4.7M | 4.3% |
| 7 | WSP GLOBAL INC. | $4.7M | 4.3% |
| 8 | VANASSE HANGEN BRUSTLIN INC | $4.4M | 4.0% |
| 9 | NEPTUNE AND COMPANY, INCORPORATED | $4.0M | 3.6% |
| 10 | UNIVERSITY OF CALIFORNIA, DAVIS | $2.7M | 2.5% |
Registrations are rolled up to their corporate parent (USAspending parent UEI), so a company with several SAM registrations ranks once.
| Agency | Obligated | Share |
|---|---|---|
| Department of Homeland Security | $63.7M | 57.9% |
| Department of the Interior | $21.2M | 19.2% |
| Environmental Protection Agency | $9.1M | 8.3% |
| Department of Energy | $4.3M | 3.9% |
| Department of Defense | $3.4M | 3.1% |
| Department of Commerce | $3.3M | 3.0% |
| Department of Health and Human Services | $2.2M | 2.0% |
| Department of Agriculture | $1.8M | 1.7% |
| Department of State | $438K | 0.4% |
| Executive Office of the President | $225K | 0.2% |
| Start | Contract · recipient | Obligated |
|---|---|---|
| Aug 15, 2026 | CONSTRUCTION MONITORING VERNADERO GROUP INC · Department of Homeland Security | $7.4M |
| Aug 10, 2026 | CONSTRUCTION MONITORING DAWSON SOLUTIONS, INC. · Department of Homeland Security | $5.9M |
| Sep 25, 2026 | EO 14398 CONTRACTOR SUPPORT FOR PRE-NEPA, NEPA AND RELATED ENVIRONMENTAL REVIEW TASKS VANASSE HANGEN BRUSTLIN INC · Department of the Interior | $4.4M |
| Sep 25, 2026 | EO 14398 CONTRACTOR SUPPORT FOR PRE-NEPA, NEPA AND RELATED ENVIRONMENTAL REVIEW TASKS. WSP USA SOLUTIONS INC · Department of the Interior | $4.4M |
| Jul 15, 2026 | HSB MEDICAL EXPERT SERVICES VICP. STANTEC CONSULTING SERVICES INC. · Department of Health and Human Services | $1.9M |
The largest obligations on awards that started in the window’s latest quarter.
| Ends | Contract · recipient | Obligated |
|---|---|---|
| Aug 31, 2027 | THIS ACTION FORMALLY EXECUTES THE VERBAL TASK ORDER ISSUED ON 3/2/2021 UNDER THIS CONTRACT AND THE SUBSEQUENT MODIFICATIONS, ISSUED ON 3/17/2021 AND 3/26/2021 IN ACCORDANCE WITH CONTRACT CLAUSES EPAAR 1552.216-72 ORDERING-BY DESIGNATED ORDERING OFFIC CONSOLIDATED SAFETY SERVICES INCORPORATED · Environmental Protection Agency | $20.5M |
| Sep 15, 2027 | SUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM (START) 8-A CONTRACT BROWNFIELDS TASK ORDER KGSNE JV II LLC · Environmental Protection Agency | $18.0M |
| Sep 30, 2027 | THE CONTRACTOR SHALL PROVIDE THE SUPPORT NEEDED FOR TECHNICAL DESIGN SERVICES,& PLANNING AND CONDUCTING CLEANUP VERIFICATION OF TCRAS, PILOT STUDIES, OR OTHER INTERIM ACTIONS AT TRONOX AUMS UNDER THE RAES II CONTRACT #68HE0923D0002 FOR EPA FOR RE TETRA TECH, INC. · Environmental Protection Agency | $10.7M |
| Dec 31, 2026 | THE PURPOSE OF THIS NO-COST, BILATERAL MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE; TO 16 UNDER RAES 2 CONTRACT #68HE0923D0002. TETRA TECH, INC. · Environmental Protection Agency | $6.5M |
| May 31, 2027 | THE OFFICE REQUIRES THE CONTRACTOR TO ADMINISTER ALL THE PAY AND BENEFITS (INCLUDING HEALTH INSURANCE AND PAID ANNUAL AND SICK LEAVE) TO 33 FELLOWS, WHO WILL BE PLACED WITH 17 HOSTS. ONE HOST OPTED FOR ONE FELLOW AND 16 HOSTS OPTED FOR TWO FELLOWS. TRIDEC TECHNOLOGIES, LLC · Department of Commerce | $5.7M |
185 contracts under this code reach their final end date (options included) in the next 12 months.
| Set-aside type | Obligated | Share |
|---|---|---|
| Small business set-aside | $7.0M | 52.6% |
| 8(a) | $0 | 0.0% |
| SDVOSB | $1.8M | 13.1% |
| WOSB / EDWOSB | $1.0M | 7.7% |
| HUBZone | $0 | 0.0% |
| Other (Indian economic enterprise, veteran, …) | $178K | 1.3% |
| No set-aside (full & open) | $3.4M | 25.3% |
Share of obligations on awards whose set-aside type is recorded — 12% of this market's dollars. Most USAspending bulk-archive records leave the field blank, so blank awards are excluded rather than counted as full & open.
Links open the notice on SAM.gov.
Source: USAspending.gov contract awards (prime awards with a start date from Oct 1, 2025 through Sep 30, 2026), SAM.gov contract opportunities, and SBA size standards. Recompetes are contracts whose final end date — options included — falls in the next 12 months. Figures are recomputed when a new USAspending load lands. See our data sources.