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 339115

Top contractors in NAICS 339115

The 29 contractors with tracked federal awards in NAICS 339115, totalling $216,634,831. Ranked by award value.

See live NAICS 339115 opportunities →All contractors

1PDS CONSULTANTS, INC$153,189,47186 awards
2FEDERAL PRISON INDUSTRIES, INC$13,715,7382 awards
3SATISLOH NORTH AMERICA INC$10,925,8045 awards
4SUPERIOR OPTICAL LABS, INC$8,584,39534 awards
5CORPS MEDICAL SUPPLY, LLC$6,661,47513 awards
6HORIZON GLOBAL PARTNERS LLC$4,082,6821 awards
7JUST-IN-TIME DEVELOPMENT LLC$2,400,0001 awards
8YOUNGER MFG. CO$2,139,9053 awards
9ESSILOR OF AMERICA, INC.$1,891,1242 awards
10GENESIS VISION, INC$1,785,5622 awards
11GENTEX CORPORATION$1,377,7372 awards
12ALCON VISION, LLC$1,301,6881 awards
13ACCU-LAB OF ILLINOIS, INC.$1,196,7032 awards
14CENTRAL OPTICAL LABORATORIES, INC.$1,168,6322 awards
15PROAIM AMERICAS, LLC.$1,091,7603 awards
16KK0719 LLC$800,0001 awards
17NATIVE HEALTH ADVISERS LLC$656,0002 awards
18A & A OPTICAL COMPANY$570,0001 awards
19STAAR SURGICAL CO$472,7501 awards
20OCHOA ENTERPRISES INC$464,6403 awards
21HOYA OPTICAL LABS OF AMERICA INC$371,7841 awards
22MELLING LLC$327,6172 awards
23AB MARTIN SERVICES INC$311,2351 awards
24O R ELDER INC$298,6501 awards
25THE JANZ CORP$252,5471 awards
26LOMBART BROTHERS, INC.$231,9531 awards
27VISION ASSOCIATES OF ROCHESTER, INC.$180,0001 awards
28ALBUQUERQUE OPTICAL LTD CO$117,0001 awards
29WALKER AND MARSHALL MANAGEMENT SERVICES L.L.C.$67,9791 awards