BesaGov

Top federal contractors in Pennsylvania

3,768 SAM.gov-registered federal contractors based in Pennsylvania. Ranked by lifetime federal award amount. Updated 2026-08-08.

Firms tracked
3,768
Top-50 lifetime $
$25.80B
Top NAICS
8

Top 50 federal contractors in Pennsylvania

# Firm City NAICS Lifetime $ Contracts
1 Amerisourcebergen Drug Corp Conshohocken 424210 $5.84B 512,479
2 Pennsylvania Dept Of Eduation Harrisburg 541720 $2.57B 5
3 The Boeing Company Ridley Park 541990 $2.11B 5,637
4 Bechtel Plant Machinery, Inc. Monroeville 332410 $1.75B 40
5 Bae Systems Land & Armaments L.P. York 541330 $1.56B 137
6 Sanofi Vaccines Us Inc. Swiftwater 541714 $1.35B 1,879
7 Harris Corporation Pottstown — $1.21B 20
8 Lockheed Martin Corp King Of Prussia 541330 $862.19M 32
9 Trustees Of The University Of Pennsylvania, The Philadelphia 541690 $847.70M 219
10 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Pittsburgh 541511 $751.31M 393
11 General Dynamics Ots (Wilkes Barre), Llc Wilkes Barre 561210 $564.36M 71
12 Pennsylvania Department Of Environmental Protection Harrisburg 923120 $500.21M 40
13 Cencora, Inc. Chesterbrook 325412 $475.44M 1
14 Fedex Supply Chain Distribution System, Inc. Pittsburgh 561499 $421.85M 30
15 Pennsylvania Department Of Health Harrisburg 518210 $398.06M 46
16 The Pennsylvania State University University Park 611310 $336.39M 1,037
17 Universal Protection Service, Limited Partnership Conshohocken 561612 $225.72M 43
18 The Children'S Hospital Of Philadelphia Philadelphia 611710 $221.90M 49
19 Novitas Solutions, Inc. Mechanicsburg 541990 $220.17M 11
20 Siemens Medical Solutions USA, Inc. Malvern 334517 $199.75M 2,684
21 United Concordia Companies, Inc. Camp Hill 524114 $191.39M 26
22 Carnegie-Mellon University Pittsburgh 541715 $190.71M 131
23 Reed Technology And Information Services Llc Horsham — $174.22M 18
24 Weston Solutions Inc West Chester 561210 $170.07M 651
25 Dgg Re Investments Llc Langhorne 531311 $148.83M 29
26 Johnson Controls Navy Systems, Llc York 334412 $145.72M 697
27 Olympus America Inc Center Valley 339112 $137.27M 3,685
28 Temple University-Of The Commonwealth System Of Higher Education Philadelphia 541715 $135.90M 42
29 Kampi Components Co Inc Fairless Hills 332321 $134.18M 20,135
30 Kvg Llc Gettysburg 541614 $133.36M 186
31 Laurel Technologies Partnership Johnstown 334511 $132.52M 288
32 Dla Troop Support Philadelphia 115310 $125.27M 27
33 Keystone Shipping Services, Inc. Bala Cynwyd 483111 $111.58M 930
34 Gentex Corporation Simpson 315990 $109.54M 915
35 Carnegie Mellon University Pittsburgh — $107.73M 19
36 Air Products And Chemicals, Inc Allentown 325120 $107.30M 953
37 Delphinus Engineering, Inc. Eddystone 336611 $95.27M 335
38 Comcast Business Communications, Llc Philadelphia — $94.03M 113
39 International Sos Government Services Llc Trevose 524114 $89.62M 28
40 Pennsylvania State University Hershey 541990 $84.29M 18
41 National Center For Defense Manufacturing And Machining Blairsville 541330 $81.37M 62
42 Federal Resources Corporation Erie 541519 $81.36M 199
43 Mack Defense Llc Allentown 336120 $80.59M 114
44 Thomas Jefferson University Philadelphia 611310 $78.52M 38
45 Noblis Msd Llc Philadelphia 541330 $75.87M 279
46 Wsp USA Environment & Infrastructure Inc. Blue Bell 541690 $75.50M 542
47 Safeguard Services Llc Camp Hill 541990 $74.49M 13
48 Titan-Auxo, Llc Malvern 561320 $71.56M 62
49 American Petroleum Tankers Llc Blue Bell 483111 $70.88M 7
50 Action Manufacturing Co Bristol 332993 $69.05M 15

Top NAICS in Pennsylvania

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FAQ

How many federal contractors are based in Pennsylvania?

BesaGov tracks 3,768 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.