Loading…

Search every US federal contract opportunity on SAM.gov, and draft winning RFP responses with AI.

Explore the demo

Solutions

Contract search AI proposal writing Bid / no-bid scoring Buyer & market intelligence Forecast & recompetes Awards & competitors Teaming & partner network State & local contracts Pipeline & CRM

Find Contracts

All contracts Closing soon Recently posted Highest value Buyer Intelligence What’s coming up Who’s winning (awards)8(a) set-asides WOSB set-asides SDVOSB set-asides HUBZone set-asides

Agency opportunities

DoD contracts VA contracts HHS contracts DHS contracts DOE contracts GSA contracts DOT contracts NASA contracts

Tools & Pricing

AI Opportunity Scan Contract Pricing Benchmark Competitor & Incumbent Lookup Company Award Profile GovCon Market Explorer Supplier & Teaming Finder AI Pursuit Analyzer NAICS Code Lookup Set-Aside Eligibility Small Business Size Standard Acquisition Threshold Guide Bid / No-Bid Scorecard Bid ROI Calculator CMMC 2.0 / SPRS Estimator HUBZone Eligibility Checker Plans & pricing

Learn

Market Reports Blog Answers (Q&A)Resources Glossary A–Z Guides Compare tools 2026 data report

Company

About Contact sales Security & trust Careers WinAContract UK BidWriter UK GovCon — AI proposals eSourcing Data Privacy Terms Refunds

Services & network

Bid & capture consulting Registration & certifications GovCon training Supplier network Teaming & partnering Data & API Reports store

WinAContract is built for US government contractors and hosted in the United States. Operated by eSourcing Data Ltd, registered in England and Wales.

© 2026 eSourcing Data Ltd · info@winacontract.com

NAICS 541330

Top contractors in NAICS 541330

The 2,900 contractors with tracked federal awards in NAICS 541330, totalling $353,973,130,566. Ranked by award value.

See live NAICS 541330 opportunities →All contractors

1ELECTRIC BOAT CORPORATION$38,335,362,06314 awards
2NORTHROP GRUMMAN SYSTEMS CORPORATION$22,099,259,696395 awards
3RAYTHEON COMPANY$19,493,956,417409 awards
4LOCKHEED MARTIN CORPORATION$15,967,655,427398 awards
5BOOZ ALLEN HAMILTON INC$12,908,912,130337 awards
6SCIENCE APPLICATIONS INTERNATIONAL CORPORATION$9,451,328,995409 awards
7BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC.$7,438,717,373148 awards
8GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.$6,167,381,142141 awards
9THE BOEING COMPANY$5,941,922,067287 awards
10LEIDOS, INC.$5,343,964,879173 awards
11HII MISSION TECHNOLOGIES CORP$4,444,798,03732 awards
12L3HARRIS TECHNOLOGIES, INC.$4,160,814,00430 awards
13LOCKHEED MARTIN CORP$4,094,283,50265 awards
14AMENTUM SERVICES, INC.$3,872,319,198102 awards
15GENERAL DYNAMICS MISSION SYSTEMS, INC.$3,787,794,21996 awards
16CACI, INC. - FEDERAL$3,778,690,54095 awards
17KBR WYLE SERVICES, LLC$3,588,311,710116 awards
18THE MITRE CORPORATION$3,298,355,24912 awards
19PERATON INC.$3,214,933,31771 awards
20JT4 LLC$2,772,313,7161 awards
21THE CHARLES STARK DRAPER LABORATORY, INC.$2,762,053,76718 awards
22SERCO INC$2,699,647,214169 awards
23MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC.$2,400,252,63163 awards
24NATIONAL AEROSPACE SOLUTIONS, LLC$2,391,794,5281 awards
25CACI NSS, LLC$2,089,994,51719 awards
26BAE SYSTEMS LAND & ARMAMENTS L.P.$1,978,516,84315 awards
27RANGE GENERATION NEXT LLC$1,972,677,4781 awards
28DELOITTE CONSULTING LLP$1,817,604,16170 awards
29PAE APPLIED TECHNOLOGIES LLC$1,759,417,5417 awards
30L3HARRIS TECHNOLOGIES INTEGRATED SYSTEMS L.P.$1,730,744,91547 awards
31CACI TECHNOLOGIES, LLC$1,684,368,35033 awards
32SCIENTIFIC RESEARCH CORPORATION$1,665,189,94798 awards
33SMARTRONIX, LLC$1,660,596,2218 awards
34RELIANCE TEST & TECHNOLOGY, LLC$1,617,951,5092 awards
35AECOM TECHNICAL SERVICES, INC.$1,520,871,772353 awards
36PARSONS GOVERNMENT SERVICES INC.$1,514,995,27580 awards
37AMENTUM TECHNOLOGY, INC.$1,513,074,47488 awards
38LMI CONSULTING, LLC$1,370,739,58223 awards
39TCOM, L.P.$1,348,734,1955 awards
40INTERNATIONAL BUSINESS MACHINES CORPORATION$1,342,445,37317 awards
41AMERESCO INC$1,306,610,78529 awards
42CREDENCE MANAGEMENT SOLUTIONS LIMITED LIABILITY COMPANY$1,293,445,70924 awards
43NOBLIS, INC.$1,284,036,07146 awards
44DCS CORPORATION$1,274,997,39422 awards
45SERCO-IPS CORPORATION$1,110,282,1178 awards
46GENERAL DYNAMICS LAND SYSTEMS INC.$1,109,723,34518 awards
47INTUITIVE RESEARCH AND TECHNOLOGY CORPORATION$1,103,553,71111 awards
48TORCH TECHNOLOGIES INC$1,102,112,35413 awards
49VERTEX AEROSPACE LLC$1,032,273,32522 awards
50HONEYWELL INTERNATIONAL, INC$1,000,644,42621 awards
51AXIENT LLC$999,758,15113 awards
52TRAX INTERNATIONAL CORPORATION$953,392,0306 awards
53SYSTEMS PLANNING AND ANALYSIS, INC.$945,966,71019 awards
54GRYPHON TECHNOLOGIES, L.C.$935,320,35532 awards
55BEYOND NEW HORIZONS, LLC$905,184,7191 awards
56JOHNSON CONTROLS GOVERNMENT SYSTEMS, LLC$883,336,39041 awards
57NORESCO, LLC$833,305,20640 awards
58L3HARRIS INTERSTATE ELECTRONICS CORPORATION$826,222,5473 awards
59VALIANT GLOBAL DEFENSE SERVICES INC.$820,986,57626 awards
60MIRACLE SYSTEMS LLC$780,963,75112 awards