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 517311

Top contractors in NAICS 517311

The 72 contractors with tracked federal awards in NAICS 517311, totalling $877,948,597. Ranked by award value.

See live NAICS 517311 opportunities →All contractors

1LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC.$374,700,69655 awards
2AT&T ENTERPRISES, LLC$120,904,70310 awards
3FULL SPECTRUM OPERATIONS LLC$80,341,87716 awards
4LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC$44,819,14519 awards
5TRUESTONE, LLC$36,497,0781 awards
6UNIVERSITY CORPORATION FOR ADVANCED INTERNET DEVELOPMENT$25,981,3089 awards
7WINDSTREAM COMMUNICATIONS, LLC$18,011,1781 awards
8AT&T TECHNICAL SERVICES COMPANY, INC$15,799,9671 awards
9BRINGCOM INCORPORATED$15,545,0423 awards
10RIVA SOLUTIONS INC$10,668,2341 awards
11ROME RESEARCH, LLC$9,397,5451 awards
12GRANITE TELECOMMUNICATIONS, LLC$8,774,5063 awards
13BEYON B.S.C$8,576,0944 awards
14GULFNET COMMUNICATIONS CO. WLL.$7,909,8172 awards
15WYANDOTTE TECHNOLOGIES$5,954,5591 awards
16SCOPSKY FOR COMMUNICATIONS, INTERNET AND TECHNOLOGY SERVICES, A LIMITED LIABILITY COMPANY$5,913,6822 awards
17OOKLA, LLC$5,504,9941 awards
18MUTUAL TELECOM SERVICES INC.$5,085,3971 awards
19MANHATTAN TELECOMMUNICATIONS CORPORATION LLC$4,834,5034 awards
20BOWHEAD COMMUNICATION SERVICES LLC$4,705,5412 awards
21VERIZON FEDERAL INC.$4,569,4855 awards
22BY LIGHT PROFESSIONAL IT SERVICES LLC$4,540,6991 awards
23CC COMMUNICATIONS$3,994,0841 awards
24RIVERTECH LLC$3,929,2101 awards
25CENTURYLINK COMMUNICATIONS, LLC$3,480,3192 awards
26SPECTRUM COMM INC.$3,401,7741 awards
27CHARTER COMMUNICATIONS OPERATING LLC$3,247,3851 awards
28MAINSTREAM IP SOLUTIONS, INC.$3,001,4952 awards
29UNIVERSITY OF MARYLAND, COLLEGE PARK$2,775,1953 awards
30LEVEL 3 COMMUNICATIONS, LLC$2,579,3105 awards
31QUALITYNET GENERAL TRADING AND CONTRACTING COMPANY WLL$2,342,5081 awards
32CAVALIER TELEPHONE, L.L.C.$2,081,0483 awards
333LINKS TECHNOLOGIES, INC.$1,757,3351 awards
34TIME WARNER CABLE ENTERPRISES LLC$1,754,4461 awards
35VERIZON BUSINESS NETWORK SERVICES LLC$1,533,9582 awards
36FASTIRAQ, LLC$1,407,9801 awards
37AT&T CORP.$1,371,8162 awards
38CONVERGEONE GOVERNMENT SOLUTIONS, LLC$1,369,0191 awards
39VERIZON WASHINGTON, DC INC.$1,296,2251 awards
40COMCAST GOVERNMENT SERVICES LLC$1,248,8034 awards
41N-OVATION TECHNOLOGY GROUP LLC$1,171,2681 awards
42PERATON GOVERNMENT COMMUNICATIONS INC.$1,117,2002 awards
43WIDEOPENWEST FINANCE LLC$1,106,8801 awards
44EQUINIX, INC.$1,074,2311 awards
45COX OKLAHOMA TELCOM, L.L.C$984,5151 awards
46GCI COMMUNICATION CORP.$966,3871 awards
47HAWAIIAN TELCOM, INC.$941,8701 awards
48COMCAST CABLE COMMUNICATIONS, LLC$839,2281 awards
49ACS OF ALASKA, LLC$824,3412 awards
50LITTLE RIVER GOVERNMENT CONTRACTING, LLC$690,1541 awards
51ZAYO GROUP LLC$688,2082 awards
52NAVAJO COMMUNICATIONS CO., INC.$651,8935 awards
53FRONTIER SOUTHWEST INCORPORATED$578,4191 awards
54GTT GLOBAL TELECOM GOVERNMENT SERVICES, LLC$513,3921 awards
55WORLDNET TELECOMMUNICATIONS LLC$501,4681 awards
56COX NEVADA TELCOM LLC$434,5061 awards
57CENTURYLINK OF FLORIDA, INC.$405,8901 awards
58HOPI TELECOMMUNICATIONS INC$402,3401 awards
59WINDSTREAM NUVOX, LLC$390,9351 awards
60RETIREMENTHOMETV CORPORATION$384,7241 awards