BesaGov

Top federal contractors in Pennsylvania

3,728 SAM.gov-registered federal contractors based in Pennsylvania. Ranked by lifetime federal award amount. Updated 2026-06-23.

Firms tracked
3,728
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 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 611310 $847.70M 219
10 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Pittsburgh 541715 $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 923120 $398.06M 46
16 The Pennsylvania State University University Park 611430 $336.39M 1,037
17 The Children'S Hospital Of Philadelphia Philadelphia 611710 $221.90M 49
18 Novitas Solutions, Inc. Mechanicsburg 524114 $220.17M 11
19 Siemens Medical Solutions USA, Inc. Malvern 811210 $199.75M 2,684
20 United Concordia Companies, Inc. Camp Hill 524114 $191.39M 26
21 Carnegie Mellon University Pittsburgh 541715 $190.71M 131
22 Reed Technology And Information Services Llc Horsham — $174.22M 18
23 Weston Solutions Inc West Chester 541620 $170.07M 651
24 Dgg Re Investments Llc Langhorne 531311 $148.83M 29
25 Johnson Controls Navy Systems, Llc York 334412 $145.72M 697
26 Olympus America Inc Center Valley 339113 $137.27M 3,685
27 Temple University-Of The Commonwealth System Of Higher Education Philadelphia 541715 $135.90M 42
28 Kampi Components Co Inc Fairless Hills 332321 $134.18M 20,135
29 Kvg Llc Gettysburg 481211 $133.36M 186
30 Laurel Technologies Partnership Johnstown 334511 $132.52M 288
31 Dla Troop Support Philadelphia 334510 $125.27M 27
32 Keystone Shipping Services, Inc. Bala Cynwyd 483111 $111.58M 930
33 Gentex Corporation Simpson 336413 $109.54M 915
34 Carnegie Mellon University Pittsburgh — $107.73M 19
35 Air Products And Chemicals, Inc Allentown 325120 $107.30M 953
36 Delphinus Engineering, Inc. Eddystone 336611 $95.27M 335
37 Comcast Business Communications, Llc Philadelphia — $94.03M 113
38 International Sos Government Services Llc Trevose 524114 $89.62M 28
39 Pennsylvania State University Hershey 541990 $84.29M 18
40 National Center For Defense Manufacturing And Machining Blairsville 541330 $81.37M 62
41 Federal Resources Corporation Erie 541519 $81.36M 199
42 Mack Defense Llc Allentown 333120 $80.59M 114
43 Thomas Jefferson University Philadelphia 611310 $78.52M 38
44 Noblis Msd Llc Philadelphia 541330 $75.87M 279
45 Wsp USA Environment & Infrastructure Inc. Blue Bell 541330 $75.50M 542
46 Safeguard Services Llc Camp Hill 541990 $74.49M 13
47 Titan-Auxo, Llc Malvern 561320 $71.56M 62
48 American Petroleum Tankers Llc Blue Bell 483111 $70.88M 7
49 Action Manufacturing Co Bristol 332993 $69.05M 15
50 Tunnell Consulting Inc Berwyn 541611 $69.03M 54

Top NAICS in Pennsylvania

Get the Pennsylvania weekly digest

New federal registrations and award activity for Pennsylvania, every Monday. No login required.

✓ You’re on the list. We’ll never spam you.

Helpful guides

Continue learning

See all guides →
More on BesaGov

Keep researching

FAQ

How many federal contractors are based in Pennsylvania?

BesaGov tracks 3,728 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.