Federal contract market · NAICS 237310

Highway, Street, and Bridge Construction (NAICS 237310): Federal Contract Market

Data through 2026-08-19 · FY2026 to date

Obligations, FY2026 to date
$1.9B
Contract awards
1,732
Average award size
$1.1M
vs. prior full fiscal year
57.4% growth
Obligations by fiscal year
Obligations by fiscal year $0 $783M $1.6B $2.3B $3.1B FY21 FY22 FY23 FY24 FY25 FY26 $1.9B
Obligations by fiscal year
ItemObligations
FY21$1.9B
FY22$2.1B
FY23$2.8B
FY24$2.6B
FY25$1.2B
FY26$1.9B

Obligations grew 57.4% year over year, from $1.2B in FY2025 to $1.9B in FY2026 to date.

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Highway, Street, and Bridge Construction (NAICS 237310) has $1.9B in federal contract obligations for FY2026 to date. FY2026 to date totals are partial (fiscal year to date). Contracting activity includes 1,732 awards with an average award size of $1.1M, and obligations are up 57.4% year over year. Yearly obligations show fluctuation: FY21 was $1.9B, FY22 was $2.1B, FY23 was $2.8B, FY24 was $2.6B, FY25 was $1.2B, and FY26 is $1.9B. The Department of Transportation is the largest buyer with $713M in obligations, followed by the Department of Defense with $586M and the Department of Agriculture with $461M. Top vendors by obligations for FY2026 to date include KIEWIT INFRASTRUCTURE SOUTH CO at $297M, AMRIZE SOUTHWEST INC at $96.4M, and BFBC LLC at $86.3M. This profile is current through FY2026 to date and summarizes where contracting dollars and awards are concentrated in this industry.

Who are the biggest buying agencies for NAICS 237310?

The Department of Transportation is the largest buyer with $713M in obligations for FY2026 to date. The Department of Defense is the second largest buyer with $586M, followed by the Department of Agriculture with $461M. Smaller buying agencies in FY2026 to date include the Department of the Interior at $52.1M and the Department of Veterans Affairs at $28.9M.

Top 10 buying agencies, FY2026 to date
Top 10 buying agencies, FY2026 to date 1 Department of Transportation $713M 2 Department of Defense $586M 3 Department of Agriculture $461M 4 Department of the Interior $52.1M 5 Department of Veterans Affairs $28.9M 6 General Services Administration $8.6M 7 Department of Health and Human Services $3.3M 8 Department of Homeland Security $2.2M 9 Department of Commerce $2M 10 Environmental Protection Agency $899K
Top 10 buying agencies, FY2026 to date
ItemObligations
Department of Transportation$713M
Department of Defense$586M
Department of Agriculture$461M
Department of the Interior$52.1M
Department of Veterans Affairs$28.9M
General Services Administration$8.6M
Department of Health and Human Services$3.3M
Department of Homeland Security$2.2M
Department of Commerce$2M
Environmental Protection Agency$899K

Department of Transportation was the top buyer, obligating $713M (38.4% of all obligations).

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Which firms capture the largest shares of NAICS 237310 obligations?

KIEWIT INFRASTRUCTURE SOUTH CO leads vendors with $297M in obligations for FY2026 to date. AMRIZE SOUTHWEST INC follows with $96.4M and BFBC LLC with $86.3M. Several other contractors hold multi‑million dollar positions, including ALBERICI CONSTRUCTORS INC at $63.8M and SLSCO, LTD. at $59.7M.

Top 10 vendors, FY2026 to date
Top 10 vendors, FY2026 to date 1 KIEWIT INFRASTRUCTURE SOUTH CO $297M 2 AMRIZE SOUTHWEST INC $96.4M 3 BFBC LLC $86.3M 4 ALBERICI CONSTRUCTORS INC $63.8M 5 SLSCO, LTD. $59.7M 6 ECLIPSE COMPANIES, LLC $57.8M 7 STRIDER CONSTRUCTION CO INC $36.5M 8 DDD-DVG JOINT VENTURE LLC $35.8M 9 FM MCCARTHY, LLC $35.6M 10 ALAMO CITY CONSTRUCTORS, INC. $34.8M
Top 10 vendors, FY2026 to date
ItemObligations
KIEWIT INFRASTRUCTURE SOUTH CO$297M
AMRIZE SOUTHWEST INC$96.4M
BFBC LLC$86.3M
ALBERICI CONSTRUCTORS INC$63.8M
SLSCO, LTD.$59.7M
ECLIPSE COMPANIES, LLC$57.8M
STRIDER CONSTRUCTION CO INC$36.5M
DDD-DVG JOINT VENTURE LLC$35.8M
FM MCCARTHY, LLC$35.6M
ALAMO CITY CONSTRUCTORS, INC.$34.8M

KIEWIT INFRASTRUCTURE SOUTH CO led all vendors with $297M in obligations, 16.0% of the market.

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Top 10 vendors
RankVendorObligations
1 KIEWIT INFRASTRUCTURE SOUTH CO $297M
2 AMRIZE SOUTHWEST INC $96.4M
3 BFBC LLC $86.3M
4 ALBERICI CONSTRUCTORS INC $63.8M
5 SLSCO, LTD. $59.7M
6 ECLIPSE COMPANIES, LLC $57.8M
7 STRIDER CONSTRUCTION CO INC $36.5M
8 DDD-DVG JOINT VENTURE LLC $35.8M
9 FM MCCARTHY, LLC $35.6M
10 ALAMO CITY CONSTRUCTORS, INC. $34.8M
Largest awards, FY2026 to date
RankRecipientAward AmountAwarding Agency
1 KIEWIT INFRASTRUCTURE CO. $450M Department of Defense
2 SLSCO, LTD. $387M Department of Defense
3 KIEWIT INFRASTRUCTURE WEST CO. $382M Department of Defense
4 KIEWIT INFRASTRUCTURE SOUTH CO $261M Department of Agriculture
5 GRANITE CONSTRUCTION COMPANY $215M Department of Transportation
6 THE LANE CONSTRUCTION CORPORATION $208M Department of Defense
7 BFBC LLC $182M Department of Defense
8 BFBC LLC $181M Department of Defense
9 WAGMAN HEAVY CIVIL INC $134M Department of Transportation
10 NOVA NACAP A JOINT VENTURE $130M Department of Defense
11 KOKOSING CONSTRUCTION COMPANY, INC. $124M Department of Transportation
12 R. C. CONSTRUCTION CO., INC. $123M Department of Defense
13 H-K CONTRACTORS, INC. $121M Department of Transportation
14 MAYMEAD INC $116M Department of Transportation
15 LPC CONTRACTORS INC $84.2M Department of Transportation
16 BFBC LLC $78.9M Department of Defense
17 W. W. CLYDE & CO. $78.1M Department of Defense
18 KOKOSING CONSTRUCTION COMPANY, INC. $70.6M Department of Transportation
19 AMRIZE SOUTHWEST INC $68.4M Department of Transportation
20 LGC GLOBAL, INC. $65.4M Department of Defense
21 SOUTHWEST VALLEY CONSTRUCTORS CO $65.3M Department of Defense
22 ESTES BROS. CONST. INC. $64.3M Department of Transportation
23 ALBERICI CONSTRUCTORS INC $63.8M Department of Defense
24 ARCHER WESTERN CONSTRUCTION LLC $62.2M Department of Defense
25 STEVE MANNING CONSTRUCTION INC $58.2M Department of Transportation
Contracts expiring in the next 12 months
RankContractIncumbentAward ValueAwarding AgencyEnds
1 W911KB22C0012 KIEWIT INFRASTRUCTURE WEST CO. $382M Department of Defense 2026-09-21
2 12445126C0001 KIEWIT INFRASTRUCTURE SOUTH CO $261M Department of Agriculture 2027-03-31
3 69056723C000008 GRANITE CONSTRUCTION COMPANY $215M Department of Transportation 2026-08-20
4 693C7322C000001 FORT MYER CONSTRUCTION CORP $173M Department of Transportation 2026-12-31
5 693C7321C000025 KOKOSING CONSTRUCTION COMPANY, INC. $124M Department of Transportation 2026-12-31
6 W9128F24F0112 R. C. CONSTRUCTION CO., INC. $123M Department of Defense 2026-11-25
7 69056723F00021N H-K CONTRACTORS, INC. $121M Department of Transportation 2026-11-30
8 N6945025C0010 HEAD / DIAZ 2022 $101M Department of Defense 2027-01-17
9 W912PL26CA002 BFBC LLC $78.9M Department of Defense 2026-10-02
10 W50UW820F0042 SOUTHWEST VALLEY CONSTRUCTORS CO $65.3M Department of Defense 2027-03-29
11 W9123623C2001 ARCHER WESTERN CONSTRUCTION LLC $62.2M Department of Defense 2026-09-12
12 69056723C000017 STEVE MANNING CONSTRUCTION INC $58.2M Department of Transportation 2026-10-01
13 W912BV25C0006 HARPER CONSTRUCTION COMPANY, INC. $48M Department of Defense 2027-04-21
14 W912DR23C0032 MILANI CONSTRUCTION LLC $43.9M Department of Defense 2026-11-02
15 N6945025C0037 BL HARBERT INTERNATIONAL LLC $41.4M Department of Defense 2026-12-24

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Frequently asked questions

How much does the federal government spend on NAICS 237310?

The federal government spends $1.9B on NAICS 237310 in FY2026 to date. FY2026 to date totals are partial (fiscal year to date). Yearly obligations have varied: FY21 $1.9B, FY22 $2.1B, FY23 $2.8B, FY24 $2.6B, FY25 $1.2B, FY26 $1.9B. The market shows 1,732 awards and an average award size of $1.1M, with obligations up 57.4% year over year.

Which agencies buy the most NAICS 237310 services?

The Department of Transportation and the Department of Defense buy the most NAICS 237310 services. The Department of Transportation obligated $713M for FY2026 to date, and the Department of Defense obligated $586M. The Department of Agriculture is the third largest buyer with $461M, followed by the Department of the Interior at $52.1M and the Department of Veterans Affairs at $28.9M.

Who are the largest NAICS 237310 government contractors?

KIEWIT INFRASTRUCTURE SOUTH CO, AMRIZE SOUTHWEST INC, and BFBC LLC are the largest NAICS 237310 government contractors for FY2026 to date. KIEWIT INFRASTRUCTURE SOUTH CO has $297M in obligations, AMRIZE SOUTHWEST INC has $96.4M, and BFBC LLC has $86.3M. Other top vendors include ALBERICI CONSTRUCTORS INC at $63.8M and SLSCO, LTD. at $59.7M.

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