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Top federal contractors in Pennsylvania

3,727 SAM.gov-registered federal contractors based in Pennsylvania. Ranked by lifetime federal award amount. Updated 2026-05-07.

Firms tracked
3,727
Top-50 lifetime $
$25.64B
Top NAICS
8

Top 50 federal contractors in Pennsylvania

# Firm City NAICS Lifetime $ Contracts
1 AMERISOURCEBERGEN DRUG CORP CONSHOHOCKEN 325411 $5.84B 0
2 PENNSYLVANIA DEPT OF EDUATION HARRISBURG 541720 $2.57B 0
3 THE BOEING COMPANY RIDLEY PARK 541990 $2.11B 0
4 BECHTEL PLANT MACHINERY, INC. MONROEVILLE 332410 $1.75B 0
5 BAE SYSTEMS LAND & ARMAMENTS L.P. YORK 541330 $1.56B 0
6 SANOFI VACCINES US INC. SWIFTWATER 541714 $1.35B 0
7 HARRIS CORPORATION POTTSTOWN — $1.21B 0
8 LOCKHEED MARTIN CORP KING OF PRUSSIA 541330 $862.19M 0
9 TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA, THE PHILADELPHIA 611310 $847.70M 0
10 UNIVERSITY OF PITTSBURGH - OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION PITTSBURGH 541715 $751.31M 0
11 GENERAL DYNAMICS OTS (WILKES BARRE), LLC WILKES BARRE 561210 $564.36M 0
12 PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION HARRISBURG 923120 $500.21M 0
13 CENCORA, INC. CHESTERBROOK 325412 $475.44M 0
14 FEDEX SUPPLY CHAIN DISTRIBUTION SYSTEM, INC. PITTSBURGH 561499 $421.85M 0
15 PENNSYLVANIA DEPARTMENT OF HEALTH HARRISBURG 923120 $398.06M 0
16 THE PENNSYLVANIA STATE UNIVERSITY UNIVERSITY PARK 611430 $336.39M 0
17 THE CHILDREN'S HOSPITAL OF PHILADELPHIA PHILADELPHIA 611710 $221.90M 0
18 NOVITAS SOLUTIONS, INC. MECHANICSBURG 524114 $220.17M 0
19 SIEMENS MEDICAL SOLUTIONS USA, INC. MALVERN 811210 $199.75M 0
20 UNITED CONCORDIA COMPANIES, INC. CAMP HILL 524114 $191.39M 0
21 CARNEGIE MELLON UNIVERSITY PITTSBURGH 541715 $190.71M 0
22 REED TECHNOLOGY AND INFORMATION SERVICES LLC HORSHAM — $174.22M 0
23 WESTON SOLUTIONS INC WEST CHESTER 541620 $170.07M 0
24 DGG RE INVESTMENTS LLC LANGHORNE 531311 $148.83M 0
25 JOHNSON CONTROLS NAVY SYSTEMS, LLC YORK 334412 $145.72M 0
26 OLYMPUS AMERICA INC CENTER VALLEY 339113 $137.27M 0
27 TEMPLE UNIVERSITY-OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION PHILADELPHIA 541715 $135.90M 0
28 KAMPI COMPONENTS CO INC FAIRLESS HILLS 332321 $134.18M 0
29 KVG LLC GETTYSBURG 481211 $133.36M 0
30 LAUREL TECHNOLOGIES PARTNERSHIP JOHNSTOWN 334511 $132.52M 0
31 DLA TROOP SUPPORT PHILADELPHIA 334510 $125.27M 0
32 KEYSTONE SHIPPING SERVICES, INC. BALA CYNWYD 483111 $111.58M 0
33 GENTEX CORPORATION SIMPSON 336413 $109.54M 0
34 CARNEGIE MELLON UNIVERSITY PITTSBURGH — $107.73M 0
35 AIR PRODUCTS AND CHEMICALS, INC ALLENTOWN 325120 $107.30M 0
36 DELPHINUS ENGINEERING, INC. EDDYSTONE 336611 $95.27M 0
37 COMCAST BUSINESS COMMUNICATIONS, LLC PHILADELPHIA — $94.03M 0
38 INTERNATIONAL SOS GOVERNMENT SERVICES LLC TREVOSE 524114 $89.62M 0
39 PENNSYLVANIA STATE UNIVERSITY HERSHEY 541990 $84.29M 0
40 NATIONAL CENTER FOR DEFENSE MANUFACTURING AND MACHINING BLAIRSVILLE 541330 $81.37M 0
41 FEDERAL RESOURCES CORPORATION ERIE 541519 $81.36M 0
42 MACK DEFENSE LLC ALLENTOWN 333120 $80.59M 0
43 THOMAS JEFFERSON UNIVERSITY PHILADELPHIA 611310 $78.52M 0
44 NOBLIS MSD LLC PHILADELPHIA 541330 $75.87M 0
45 WSP USA ENVIRONMENT & INFRASTRUCTURE INC. BLUE BELL 541330 $75.50M 0
46 SAFEGUARD SERVICES LLC CAMP HILL 541990 $74.49M 0
47 TITAN-AUXO, LLC MALVERN 561320 $71.56M 0
48 AMERICAN PETROLEUM TANKERS LLC BLUE BELL 483111 $70.88M 0
49 ACTION MANUFACTURING CO BRISTOL 332993 $69.05M 0
50 TUNNELL CONSULTING INC BERWYN 541611 $69.03M 0

Top NAICS in Pennsylvania

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FAQ

How many federal contractors are based in Pennsylvania?

BesaGov tracks 3,727 SAM.gov-registered firms whose physical state of business is Pennsylvania. The list updates weekly as new entities register or update their SAM profile.

Who are the largest federal contractors in Pennsylvania?

By lifetime federal award amount, the largest Pennsylvania-based contractors include AMERISOURCEBERGEN DRUG CORP, PENNSYLVANIA DEPT OF EDUATION, THE BOEING COMPANY. See the full top-50 list above.

Can I get notified when a new firm registers in Pennsylvania?

Yes. Sign up for the free weekly Pennsylvania digest above. We'll email you new SAM.gov registrations and award activity for the state — no login required.

Is this data official?

Firm registrations come from SAM.gov entity public extracts. Lifetime award totals come from USAspending.gov. Both are official U.S. government data sources, refreshed weekly.