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 333912

Top contractors in NAICS 333912

The 12 contractors with tracked federal awards in NAICS 333912, totalling $2,980,809. Ranked by award value.

See live NAICS 333912 opportunities →All contractors

1MASH INDUSTRIAL REPAIRS, INC.$1,152,9981 awards
2MIELKE MECHANICAL INC$572,2481 awards
3BEACONMEDAES LLC$233,6761 awards
4TECHNICAL SYSTEMS SPECIALTIES CORPORATION$150,3901 awards
5RWH ENERGY LLC$139,2491 awards
6NOVAIR USA CORP$133,2451 awards
7EVOLVEE USA INC$126,8261 awards
8BREHOB CORP$108,8551 awards
9HYDRO ENGINEERING INNOVATION, LLC$96,0661 awards
10LOTUSUSA, INC.$92,4311 awards
11DUTCH VALLEY SUPPLY CO.$89,4601 awards
12FIRSTCHOICE GROUP AMERICA LLC$85,3661 awards