| 1 | R6CPWWDD4AM1 | GRUNLEY CONSTRUCTION CO., INC. | $37,665,587 | 1 |
| 2 | U3M3JLGJLQ63 | RACK-WILDNER & REESE, INC. | $13,440,786 | 11 |
| 3 | JAWTGX9MCDJ6 | YUKON FIRE PROTECTION SERVICES, INC. | $7,624,313 | 17 |
| 4 | ZEYMMT8BGN16 | URBAN ENGINEERS, INC | $5,069,068 | 1 |
| 5 | HQXXAB4DV7H3 | REDCON SOLUTIONS GROUP LLC | $4,029,431 | 1 |
| 6 | VTFETK1MEMM7 | LORENZON CONSTRUCTION, INC. | $3,619,747 | 1 |
| 7 | Y53MD79B68H7 | BURNS ENGINEERING, INC. | $3,504,341 | 1 |
| 8 | SW2FECEDTQD3 | GROVE U.S. LLC | $2,902,690 | 1 |
| 9 | MHNVFBGK2ZQ9 | DIAZ DATA SERVICES LLC | $1,012,860 | 1 |
| 10 | NPM2J7MSCF61 | THE PENNSYLVANIA STATE UNIVERSITY | $1,000,000 | 1 |
| 11 | VLLTSBLJJT68 | HONOR SERVICE COMPANY | $677,551 | 1 |
| 12 | NE6NBM68AWM5 | UPMC PRESBYTERIAN SHADYSIDE | $673,188 | 6 |
| 13 | Z8KVZV3DR7J4 | ADVANCED COOLING TECHNOLOGIES INC | $399,998 | 1 |
| 14 | HLGERNKKZJ87 | PESTMASTER SERVICES, L.P. | $354,022 | 3 |
| 15 | QK66A86PKE67 | OXFORD INSTRUMENTS AMERICA, INC. | $351,100 | 1 |
| 16 | JDMDFEZBYH36 | ROCHE DIAGNOSTICS CORPORATION | $343,595 | 1 |
| 17 | KFMJVLKNLZ75 | SIEMENS MEDICAL SOLUTIONS USA, INC. | $324,713 | 1 |
| 18 | GFQJBLPZWC44 | KNOLL, INC. | $295,373 | 1 |
| 19 | XJ17HF9GLS46 | HIDENIS GROUP LLC | $261,000 | 1 |
| 20 | FZK7KZZJYNQ9 | FEDERAL RESOURCES CORPORATION | $227,587 | 1 |
| 21 | GW9CYF43MS69 | VITETTA GROUP INCORPORATED | $213,863 | 1 |
| 22 | UG6NCPJJAF14 | JOHN G. WAITE ASSOCIATES, ARCHITECTS, PLLC | $158,979 | 1 |
| 23 | SD9JZ9S7MEA6 | AGILENT TECHNOLOGIES INC | $152,332 | 1 |
| 24 | J15PT7JVYKD6 | TEKNION LLC | $104,106 | 1 |
| 25 | F5TEGZ32EJ38 | FISHER SCIENTIFIC COMPANY L.L.C. | $88,391 | 1 |
| 26 | K82CK88U3HA8 | LORENZ INTERNATIONAL LLC | $87,280 | 1 |
| 27 | XQLLG2X727C4 | ANSYS GOVERNMENT INITIATIVES, LLC | $78,750 | 1 |
| 28 | ZCB8QHHSC233 | EDL CONSTRUCTION INC | $61,334 | 1 |
| 29 | HE7NJQGP4ED6 | FISHER SCIENTIFIC COMPANY L.L.C. | $59,822 | 1 |
| 30 | CR26UMNMEXL1 | INTERNATIONAL SOS GOVERNMENT SERVICES LLC | $54,720 | 1 |
| 31 | TY4MJLKVJJ27 | ANSYS INC | $54,472 | 2 |
| 32 | FK9ZGMFL9CJ8 | GROWING SEASONS LANDSCAPING LLC | $48,400 | 1 |
| 33 | CK77N4SCAJD3 | CELLCO PARTNERSHIP | $29,927 | 1 |
| 34 | K9HJHLAKXE96 | JOHNSON CONTROLS FIRE PROTECTION LP | $19,536 | 1 |
| 35 | MF2LE5RK6L84 | THE BOEING COMPANY | $17,834 | 1 |
| 36 | G54LE3DMEP55 | BEC SYSTEMS LLC | $12,930 | 1 |
| 37 | MXDKLLXB3EK7 | B&G MANUFACTURING CO INC | $8,875 | 1 |
| 38 | KABZK8W6PQT3 | AMERISOURCEBERGEN DRUG CORP | $6,648 | 1 |
| 39 | NYXEVAKZD2Y8 | DBR INDUSTRIES, INC. | $2,350 | 1 |
| 40 | JDKDDP5CBY28 | ZACHARY A HETRICK | $2,250 | 1 |
| 41 | GNF9XURG4LR7 | BENCO DENTAL SUPPLY CO. | $1,422 | 1 |
| 42 | MS92NNGFM3M3 | ADVANCED FLUID SYSTEMS, INC | $895 | 1 |
| 43 | J6CNECEBTK23 | VWR INTERNATIONAL LLC | $596 | 3 |