| #1 | Amerisourcebergen Drug Corp UEI KABZK8W6PQT3 | 4,134,526 | $36B |
| #2 | Bechtel Plant Machinery, INC. UEI MTKMVNVK1MH6 | 34 | $19B |
| #3 | The Boeing Company UEI E466BXU4KJH8 | 1,305 | $12B |
| #4 | Bae Systems Land & Armaments L.P. UEI DMHSJF9K3XP9 | 115 | $12B |
| #5 | Sanofi Vaccines US INC. UEI NCXBGGQ8YTU9 | 1,139 | $9.2B |
| #6 | Harris Corporation UEI E98VT6T8R7E1 | 13 | $4.8B |
| #7 | United Concordia Companies, INC. UEI EUEVXMR5L7A3 | 30 | $3.7B |
| #8 | Lockheed Martin Corp UEI KFN4YJH98D51 | 527 | $3.6B |
| #9 | General Dynamics Ots (wilkes Barre), LLC UEI V1TVADBWD4E9 | 135 | $3.1B |
| #10 | Weston Solutions INC UEI Z4XGALW7L9K6 | 757 | $3.0B |
| #11 | Fedex Supply Chain Distribution System, INC. UEI Q9PFF5JU9TR4 | 73 | $2.7B |
| #12 | Laurel Technologies Partnership UEI JLREE96WGKM5 | 1,314 | $2.6B |
| #13 | The Pennsylvania State University UEI NPM2J7MSCF61 | 1,886 | $2.6B |
| #14 | Novitas Solutions, INC. UEI PLHWY41UW5V3 | 15 | $2.4B |
| #15 | Siemens Medical Solutions USA, INC. UEI KFMJVLKNLZ75 | 4,206 | $2.1B |
| #16 | Reed Technology And Information Services LLC UEI M8U2V6FM8643 | 29 | $1.9B |
| #17 | Carnegie Mellon University UEI G4P3TF8PFH73 | 204 | $1.6B |
| #18 | Pennslyvania Higher Education Assistance Agency UEI Q1NHK42T4EB5 | 26 | $1.3B |
| #19 | International Sos Government Services LLC UEI CR26UMNMEXL1 | 102 | $1.3B |
| #20 | Kampi Components CO INC UEI XX2WFHJEFB45 | 106,072 | $1.3B |
| #21 | Trumbull Corporation And Brayman Construction Corporation, A Joint Venture UEI K8T9HADURNM9 | 4 | $1.0B |
| #22 | Wsp USA Environment & Infrastructure INC. UEI C76NUJZDXL75 | 1,464 | $1.0B |
| #23 | Olympus America INC UEI FLWQVLFLMEL3 | 3,466 | $1.0B |
| #24 | Delphinus Engineering, INC. UEI KF3NGNBNQ271 | 724 | $1.0B |
| #25 | Maritime Helicopter Support Company LLC UEI K6TDG51USTB6 | 63 | $953M |
| #26 | Noblis Msd LLC UEI G9VKEZM3P5Y5 | 404 | $906M |
| #27 | Keystone Shipping Services, INC. UEI ZG3BEHB2FRG9 | 1,122 | $865M |
| #28 | Fidelity Technologies Corporation UEI Q8F5SMKW4CL7 | 132 | $845M |
| #29 | Timken Gears & Services INC. UEI FZPYZ11SFNA6 | 810 | $821M |
| #30 | Lockheed Martin Corporation UEI LJDGB6CXKRK5 | 711 | $817M |
| #31 | Agustawestland Philadelphia Corporation UEI QP2WQCQ8C769 | 43 | $780M |
| #32 | Air Products And Chemicals, INC UEI LBB8AYRX1F85 | 3,619 | $704M |
| #33 | Dla Troop Support UEI JSJMNWTKEJN3 | 157 | $699M |
| #34 | Gentex Corporation UEI QZ9NQ1EM31T3 | 2,190 | $682M |
| #35 | Mack Defense LLC UEI C2D2FF6XKDG1 | 732 | $670M |
| #36 | Orasure Technologies INC UEI Y79RWFLHWDM6 | 701 | $668M |
| #37 | Rite Aid Hdqtrs. Corp. UEI TX93U6MEVEQ4 | 2 | $642M |
| #38 | American Petroleum Tankers LLC UEI H4FBFCV3AWN3 | 5 | $615M |
| #39 | Data Systems Analysts INC UEI K5WASFGRFAG5 | 59 | $600M |
| #40 | Pfizer INC. UEI V4XFAW56JGZ3 | 11 | $524M |
| #41 | Astrobotic Technology INC UEI JAQ3W2MGVNV1 | 81 | $518M |
| #42 | Action Manufacturing CO UEI JH12DNNH87E1 | 34 | $508M |
| #43 | Fisher Scientific Company L.L.C. UEI HE7NJQGP4ED6 | 253,781 | $472M |
| #44 | Ellwood National Forge Company UEI QGB4RDYJNJT9 | 37 | $456M |
| #45 | Brayman Construction Corp UEI EHELS5QAHUV3 | 12 | $429M |
| #46 | Johnson Controls Navy Systems, LLC UEI SLD5KEGGLLZ3 | 6,462 | $410M |
| #47 | General Dynamics Ordnance And Tactical Systems INC UEI NGT4B82M4Q51 | 44 | $397M |
| #48 | Sabre Systems, LLC UEI QLZ1KQ9ETZH3 | 118 | $393M |
| #49 | Federal Resources Corporation UEI FZK7KZZJYNQ9 | 546 | $388M |
| #50 | Voith Hydro INC UEI JE54HSLGWBL7 | 53 | $387M |