Top Interior all other specialty trade contractors contractors
In the 12 months ending Oct 5, 2026, the Department of the Interior obligated $16.8M in net prime contract dollars under NAICS 238990, down 14.2% from $19.6M in the preceding 12 months. 119 prime contractors received positive obligations, and 31 of them accounted for 80% of that spend.
Prime contracts funded by the Department of the Interior. 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 Interior contractors for NAICS 238990
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 | Mcgary Construction LLC | $5.5M | $0 | 30.3% | New |
| 2 | Global Engineering Services Inc | $722K | $1.9M | 4.0% | — |
| 3 | Alpha Contractors Group Inc | $671K | $439K | 3.7% | ▲ 9 |
| 4 | Carmill Incorporated | $565K | $0 | 3.1% | New |
| 5 | Bhpe LLC | $500K | $0 | 2.8% | New |
| 6 | Dominguez Design-Build, Inc | $479K | $0 | 2.7% | New |
| 7 | Bacopa Services LLC | $428K | $418K | 2.4% | ▲ 6 |
| 8 | Millennium Contracting, Inc | $404K | $58K | 2.2% | ▲ 56 |
| 9 | Olsen & Olsen Building Contractors, Inc. | $398K | $0 | 2.2% | New |
| 10 | Storm Water Construction, Inc | $350K | $0 | 1.9% | New |
| 11 | Tatco LLC | $349K | $27K | 1.9% | ▲ 75 |
| 12 | Grainger Contracting and Services, LLC | $297K | $39K | 1.7% | ▲ 65 |
| 13 | D & H Enterprises LLC | $296K | $0 | 1.6% | New |
| 14 | Cherokee Staffing and Services LLC | $284K | $0 | 1.6% | New |
| 15 | Nodak Electric & Construction, Inc. | $271K | $0 | 1.5% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Mcgary Construction LLC$0 → $5.5M (+$5.5M) · now #1
- Carmill Incorporated$0 → $565K (+$565K) · now #4
- Bhpe LLC$0 → $500K (+$500K) · now #5
Largest declines
- Okie LLC$2.0M → $0 (−$2.0M) · no latest-period obligations
- Phillips C&C LLC$1.3M → $33K (−$1.3M) · now #71
- Iron Sword Enterprises, LLC$1.3M → $0 (−$1.3M) · no latest-period obligations
New to this market
69 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Carmill Incorporated | Jul 24, 2026 | $565K |
| Dominguez Design-Build, Inc | Sep 26, 2026 | $479K |
| Olsen & Olsen Building Contractors, Inc. | Sep 21, 2026 | $398K |
| Storm Water Construction, Inc | Jul 20, 2026 | $350K |
| D & H Enterprises LLC | Sep 26, 2026 | $296K |
| Cherokee Staffing and Services LLC | Apr 1, 2026 | $284K |
| Nodak Electric & Construction, Inc. | May 28, 2026 | $271K |
| Western Sky Ranch LLC | Sep 23, 2026 | $255K |
Where the money comes from
Funding sub-agencies within the Department of the Interior, 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 |
|---|---|---|---|
| National Park Service | $10.7M | $9.4M | Up $1.3M (14.1%) |
| Bureau of Land Management | $2.0M | $4.5M | Down $2.6M (57.0%) |
| U.S. Fish and Wildlife Service | $1.4M | $3.1M | Down $1.6M (53.9%) |
| Bureau of Indian Affairs and Bureau of Indian Education | $1.3M | $1.0M | Up $305K (30.0%) |
| Bureau of Reclamation | $828K | $1.4M | Down $553K (40.1%) |
| U.S. Geological Survey | $331K | $261K | Up $71K (27.1%) |
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 |
|---|---|---|---|
| 140L4325C0005 | Global Engineering Services Inc ESR FENCE REPAIR & INSTALL_VALE DISTRICT, OR | $1.9M | Dec 1, 2026 |
| 140FC325C0008 | Okie LLC LOOKINGGLASS FH - EGG INCUBATION ROOM | $2.0M | Dec 18, 2026 |
| 140P2023C0111 | STG Pacific, LLC HAVO 318735 HALE 318732, REHAB PERIMETER FENCE TO PROTECT ECOSYSTEM, CONSTRUCTION PROJECT | $9.3M | Dec 21, 2026 |
| 140P4225C0004 | Phillips C&C LLC SHENANDOAH NATIONAL PARK (SHEN) - IMPROVE OLD RAG INFRASTRUCTURE PROJECT | $1.4M | Dec 31, 2026 |
| 140P5126C0007 | Mcgary Construction LLC EO 14398 - MACA - REHAB CAVE TRAILS | $3.5M | Feb 28, 2027 |
| 140P5326C0018 | Mcgary Construction LLC EO 14398, MACA-REPLACE AND EXPAND SAND CAVE TRAIL | $1.7M | Apr 7, 2027 |
Common questions
Who are the top Interior contractors for NAICS 238990?
In the latest 12 months, Mcgary Construction LLC ($5.5M), Global Engineering Services Inc ($722K), Alpha Contractors Group Inc ($671K) received the most Interior obligations for all other specialty trade contractors.
How concentrated is this market?
The eight largest primes held 51.3% of positive obligations, and Mcgary Construction LLC alone held 30.3%. 69 contractors won their first obligations in this market during the latest 12 months.
Are any large Interior NAICS 238990 contracts ending soon?
6 of the largest awards in this market reach their current end date in the next 18 months. The first is 140L4325C0005 (Global Engineering Services Inc, $1.9M obligated), ending Dec 1, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 238990 across all agencies
DoD · NAICS 238990
$502.0MUSDA · NAICS 238990
$23.3MDHS · NAICS 238990
$20.0MDOT · NAICS 238990
$11.9MVA · NAICS 238990
$10.0MDOJ · NAICS 238990
$6.7MFigures 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.
Ready to connect your pursuit work?
GovEagle gives BD directors, capture managers, and proposal teams one AI workspace from pipeline through proposal, with CMMC/FedRAMP Certified compliance built in.