Loading…

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

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 US-based and US-hosted — AI federal contract search and proposal writing software for US government contractors. Operated by eSourcing Data Ltd.

© 2026 eSourcing Data Ltd · info@winacontract.com

NAICS 811219

Top contractors in NAICS 811219

The 288 contractors with tracked federal awards in NAICS 811219, totalling $6,904,273,678. Ranked by award value.

See live NAICS 811219 opportunities →All contractors

1RAYTHEON COMPANY$2,430,504,59114 awards
2LEIDOS, INC.$902,546,0834 awards
3THE BOEING COMPANY$709,716,93016 awards
4LOCKHEED MARTIN CORPORATION$527,443,57933 awards
5NORTHROP GRUMMAN SYSTEMS CORPORATION$448,841,10522 awards
6HUNTINGTON INGALLS INC$154,655,5414 awards
7NORTHROP GRUMMAN SYSTEMS CORP$127,615,5172 awards
8HII MISSION TECHNOLOGIES CORP$90,765,0692 awards
9YULISTA SUPPORT SERVICES LLC$85,901,1227 awards
10APRO INTERNATIONAL, INC$81,628,0448 awards
11HONEYWELL INTERNATIONAL INC.$78,620,7183 awards
12CHENEGA IT ENTERPRISE SERVICES, LLC$75,878,4582 awards
13L3HARRIS TECHNOLOGIES, INC.$68,269,01312 awards
14BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.$61,305,84112 awards
15CUBIC DEFENSE APPLICATIONS, INC.$60,692,28413 awards
16GOLDBELT C6, LLC$52,089,6543 awards
17AMERICAN SCIENCE & ENGINEERING INC$49,591,5652 awards
18DRS NETWORK & IMAGING SYSTEMS LLC$45,350,2515 awards
19CACI, INC. - FEDERAL$39,834,9952 awards
20GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.$39,449,0644 awards
21VARIAN MEDICAL SYSTEMS, INC$36,321,5709 awards
22SAAB, INC$35,514,7843 awards
23KBR WYLE SERVICES, LLC$34,877,1022 awards
24IAP WORLDWIDE SERVICES, INC.$29,260,7771 awards
25GOLDBELT FRONTIER, LLC$26,620,65412 awards
26INTERFUZE CORPORATION$26,542,3613 awards
27SMITHS DETECTION INC.$22,290,4853 awards
28EATON CORPORATION$17,449,9742 awards
29ELBITAMERICA, INC.$16,360,51715 awards
30AMENTUM TECHNOLOGY, INC.$16,161,7132 awards
31GE AVIATION SYSTEMS LLC$15,366,6513 awards
32STELLANT SYSTEMS INC$14,561,2094 awards
33CHUGACH TECHNICAL SOLUTIONS LLC$14,542,0361 awards
34CHENEGA TECHNICAL INNOVATIONS, LLC$14,241,3451 awards
35L3 TECHNOLOGIES, INC.$13,156,4244 awards
36AGILENT TECHNOLOGIES INC$12,632,3314 awards
37KARL STORZ ENDOSCOPY-AMERICA INC$11,836,4004 awards
38TELEDYNE FLIR DEFENSE, INC.$11,366,2167 awards
39GETINGE USA SALES, LLC$11,165,4198 awards
40AGILITI HEALTH INC$11,068,8086 awards
41TELECOMMUNICATION SUPPORT SERVICES, INC.$10,907,7005 awards
42CLEAR ALIGN LLC$10,297,3525 awards
43THE WOODS HOLE GROUP, INC.$9,930,6256 awards
44LABORATORY EQUIPMENT SERVICE, LLC$9,543,2733 awards
45VAREX IMAGING CORP$9,290,9672 awards
46AMERICAN BIOMEDICAL GROUP INC$7,760,0954 awards
47STERIS CORPORATION$7,681,53719 awards
48OLYMPUS AMERICA INC$7,487,2906 awards
49LIFE TECHNOLOGIES CORPORATION$7,209,0541 awards
50CONTINENTAL ELECTRONICS CORP$6,956,3993 awards
51TITAN ROBOTICS INC$6,810,0001 awards
52THE BIONETICS CORP$6,494,6221 awards
53SIEMENS MEDICAL SOLUTIONS USA, INC.$6,261,4755 awards
54SCIENCE & MANAGEMENT RESOURCES INC$6,112,0491 awards
55NIELSEN CONSUMER LLC$5,613,2251 awards
56TELEDYNE DEFENSE ELECTRONICS, LLC$5,458,1483 awards
57SOLAR TURBINES INCORPORATED$5,394,1901 awards
58ESSEX INDUSTRIES, INC.$5,239,0611 awards
59CHENEGA WORLDWIDE SUPPORT, LLC$5,192,3091 awards
60INTEGRATED PRODUCTION SYSTEMS, INC.$4,930,5001 awards