Top DoD highway, street, and bridge construction contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $650.1M in net prime contract dollars under NAICS 237310, up 241.3% from $190.5M in the preceding 12 months. 204 prime contractors received positive obligations, and 24 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 237310
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 | Bfbc LLC | $85.8M | −$104.3M | 12.8% | New |
| 2 | Alberici Constructors Inc | $63.8M | $0 | 9.5% | New |
| 3 | Slsco, Ltd. | $59.8M | $74.0M | 8.9% | ▼ 1 |
| 4 | Kiewit Infrastructure South Co | $40.1M | $0 | 6.0% | New |
| 5 | FM Mccarthy, LLC | $35.6M | $0 | 5.3% | New |
| 6 | Alamo City Constructors, Inc. | $34.8M | $584K | 5.2% | ▲ 172 |
| 7 | C.W. Roberts Contracting, Incorporated | $27.6M | $8.3M | 4.1% | ▲ 20 |
| 8 | Bering Straits Global Innovations, LLC | $21.0M | $437K | 3.1% | ▲ 187 |
| 9 | Southern Management Inc | $20.8M | $1.6M | 3.1% | ▲ 96 |
| 10 | Coffman Specialties, Inc. | $18.0M | $15.3M | 2.7% | ▲ 7 |
| 11 | TLI Construction, Inc. | $17.0M | $21.0M | 2.5% | ▼ 4 |
| 12 | TTG Utilities, Inc | $14.5M | $145K | 2.2% | ▲ 236 |
| 13 | Kiewit Infrastructure West Co. | $12.1M | $15.7M | 1.8% | ▲ 2 |
| 14 | Pettibone Concrete Construction Inc | $12.1M | $958K | 1.8% | ▲ 129 |
| 15 | Southwest Valley Constructors Co | $11.9M | −$270.6M | 1.8% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Fisher Sand & Gravel Co−$424.3M → $0 (+$424.3M) · no latest-period obligations
- Southwest Valley Constructors Co−$270.6M → $11.9M (+$282.5M) · now #15
- Bfbc LLC−$104.3M → $85.8M (+$190.0M) · now #1
Largest declines
- Head / Diaz 2022$101.2M → $0 (−$101.2M) · no latest-period obligations
- Harper Construction Company, Inc.$48.0M → −$3.2M (−$51.2M) · no latest-period obligations
- BL Harbert International LLC$41.4M → $0 (−$41.4M) · no latest-period obligations
New to this market
34 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Alberici Constructors Inc | Dec 15, 2025 | $63.8M |
| Kiewit Infrastructure South Co | Mar 26, 2026 | $40.1M |
| FM Mccarthy, LLC | Mar 12, 2026 | $35.6M |
| Alutiiq Operations Services, LLC | Feb 23, 2026 | $6.4M |
| Chahta Services Inc | Apr 20, 2026 | $5.0M |
| Forest Trail Company Services LLC | Apr 24, 2026 | $3.6M |
| Stremler Gravel, Inc. | Jan 8, 2026 | $1.7M |
| Eagle Federal Construction LLC | Dec 12, 2025 | $850K |
Where the money comes from
Funding sub-agencies within the Department of Defense, 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 |
|---|---|---|---|
| Department of the Army | $330.2M | −$761.5M | Up $1.1B (143.4%) |
| Department of the Air Force | $162.1M | $340.7M | Down $178.6M (52.4%) |
| Department of the Navy | $142.5M | $593.5M | Down $451.0M (76.0%) |
| Washington Headquarters Services | $10.9M | $11.7M | Down $807K (6.9%) |
| Defense Logistics Agency | $3.7M | $3.4M | Up $295K (8.6%) |
| Defense Threat Reduction Agency | $738K | $449K | Up $290K (64.6%) |
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 |
|---|---|---|---|
| W912DR23C0032 | Milani Construction LLC CANTONMENT AREA ROAD (COOPER AVE ROAD WIDENING) FORT MEADE, MD. CONTRACT AWARD. | $43.9M | Nov 2, 2026 |
| W9128F24F0112 | R. C. Construction Co., Inc. REPAIR CRITICAL RUNWAY INFRASTRUCTURE AND UTILITY SYSTEMS, ELLSWORTH AFB, SD | $123.1M | Nov 25, 2026 |
| N6945025C0037 | BL Harbert International LLC REPAIR RUNWAY 15-33 BARKSDALE AFB, LA | $41.4M | Dec 24, 2026 |
| N6945025C0010 | Head / Diaz 2022 PHASES 1,2, 3, AND 4 PLUS ENVIRONMENTAL | $101.2M | Jan 17, 2027 |
| W912BV25C0006 | Harper Construction Company, Inc. FY22 AND FY23 KC46-A PAVEMENTS AT TINKER AFB, OKLAHOMA | $44.7M | Apr 1, 2027 |
| FA524024C0008 | IAN Corporation SAKW 23-5001 REPAIR THUNDER LANDING ZONE (LZ) | $35.8M | Sep 23, 2027 |
| W9123823C0032 | nh1 JV DESIGN BUILD CONSTRUCTION CONTRACT TO PROVIDE 388TH EAST APRON REPAIRS LOCATED AT HILL AFB UTAH | $48.8M | Nov 1, 2027 |
| N6274224C1302 | Nova Nacap a Joint Venture FY24 MCAF PAF180500 BOMBER APRON, ROYAL AUSTRALIAN AIR FORCE BASE TINDAL, AUSTRALIA | $129.6M | Nov 4, 2027 |
| N4008524C0021 | The Lane Construction Corporation REPAIR TAXIWAY PAVEMENTS, NAS OCEANA | $207.8M | Jan 14, 2028 |
| W912GB24C0020 | JV SKE Italy 2012 SOFA FIXED WING PARKING APRON (11310) | $42.9M | Apr 2, 2028 |
Common questions
Who are the top DoD contractors for NAICS 237310?
In the latest 12 months, Bfbc LLC ($85.8M), Alberici Constructors Inc ($63.8M), Slsco, Ltd. ($59.8M) received the most DoD obligations for highway, street, and bridge construction.
How concentrated is this market?
The eight largest primes held 55.0% of positive obligations, and Bfbc LLC alone held 12.8%. 34 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 237310 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is W912DR23C0032 (Milani Construction LLC, $43.9M obligated), ending Nov 2, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$10.6MFigures 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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