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 339999

Top contractors in NAICS 339999

The 114 contractors with tracked federal awards in NAICS 339999, totalling $3,190,035,001. Ranked by award value.

See live NAICS 339999 opportunities →All contractors

1ATLANTIC DIVING SUPPLY, INC.$1,274,026,548743 awards
2W S DARLEY & CO$445,887,046262 awards
3IDEMIA NATIONAL SECURITY SOLUTIONS LLC$204,164,5001 awards
4IGOV TECHNOLOGIES, INC.$196,549,18418 awards
5SUPPLYCORE LLC$175,909,681108 awards
6NOBLE SUPPLY & LOGISTICS, LLC$163,967,688111 awards
7NIGHTWING TECHNOLOGIES, LLC$88,694,7211 awards
8NEXTECH SOLUTIONS LLC$82,713,84311 awards
9DETROIT DEFENSE, INC.$78,620,9522 awards
10GEORGIA TECH APPLIED RESEARCH CORP$65,298,9521 awards
11ALUTIIQ ESSENTIAL SERVICES LLC$35,553,1961 awards
12JP DONOVAN CONSTRUCTION INC$32,094,1374 awards
13EXXEL OUTDOORS, LLC$28,374,9906 awards
14PROPPER INTERNATIONAL INC$24,003,6258 awards
15BARBARICUM LLC$22,247,2201 awards
16GENTEX CORPORATION$14,082,7223 awards
17DESIGN AND PRODUCTION INCORPORATED$13,166,8651 awards
18OCEANETICS INC$13,069,1981 awards
19CULMEN INTERNATIONAL, LLC$12,849,3693 awards
20KIDDE TECHNOLOGIES INC$12,791,5537 awards
21RRDS INC$12,054,6756 awards
2255 INDUSTRIES, LLC$10,229,3487 awards
23GALVION TECHNOLOGIES LLC$10,212,9931 awards
24KD ANALYTICAL CONSULTING LLC$9,929,7103 awards
25KEYSTONE FIRE PROTECTION CO$9,897,1806 awards
26GLEMCO LLC$8,779,1075 awards
27MANAGEMENT SERVICES GROUP, INC.$8,716,1822 awards
28ADVANCED COOLING TECHNOLOGIES INC$8,508,6921 awards
29TITAN ROBOTICS INC$7,638,8801 awards
30UNITED TEREX, INC$6,110,2051 awards
31EMF ENGINEERED COMPONENTS LLC$5,863,9882 awards
32AKS INDUSTRIES INC$5,785,6891 awards
33SAFETY & SECURITY INTERNATIONAL, INC.$4,991,3711 awards
34PRECISION FABRICATING & CLEANING COMPANY, INC.$4,988,1461 awards
35LEADING TECHNOLOGY COMPOSITES INC$4,896,8851 awards
36OS 2 CORP$4,802,9345 awards
37GOVERNMENT SUPPLIERS & ASSOCIATES, INC.$4,779,3823 awards
38MIG GOV, LLC$4,708,1901 awards
39BEYOND VISION INC$4,235,1452 awards
40US21 INC$3,802,4264 awards
41CANADIAN COMMERCIAL CORPORATION$3,743,5321 awards
42MURTECH, INC.$3,625,9722 awards
43INTEGRATED TEST SOLUTIONS, INC.$3,500,0001 awards
44SAN ANTONIO LIGHTHOUSE FOR THE BLIND$3,396,3691 awards
45YEADON INVESTMENTS LLC$3,270,4201 awards
46CASCADE FIRE EQUIPMENT CO$2,738,0322 awards
47LN CURTIS & SONS$2,577,3424 awards
48BOOZ ALLEN HAMILTON INC$2,453,5562 awards
49FEDERAL RESOURCES SUPPLY COMPANY, LLC$2,127,9501 awards
50APPLIED TECHNICAL SYSTEMS, INC.$1,998,4711 awards
51AEROLAB LLC$1,919,2511 awards
52S&S PRECISION, LLC$1,804,9621 awards
53CME ARMA, INC.$1,770,7742 awards
54HADLEY EXHIBITS, INC.$1,717,6071 awards
55THE ALCHEMY OF DESIGN LLC$1,378,1642 awards
56FIRETRACE AEROSPACE LLC$1,362,5421 awards
57ALL HANDS FIRE EQUIPMENT LLC$1,327,1973 awards
58PROJECTXYZ, INC.$1,308,2902 awards
59DEFENSE SUPPLY SYSTEMS LLC$1,283,8911 awards
60AWARD COMPANY OF AMERICA, LLC$1,243,4882 awards