| WSP USA Inc. | 19 | $90,002 | $86,622 – $104,598 |
| HDR Engineering, Inc. | 15 | $110,240 | $103,386 – $113,932 |
| Langan Engineering and Environmental Services, LLC | 7 | $81,000 | $80,750 – $88,166 |
| AECOM Technical Services, Inc. | 5 | $100,000 | $90,800 – $106,296 |
| Kiewit Engineering Group Inc. | 4 | $92,744 | $92,176 – $94,486 |
| Jacobs Engineering Group Inc. | 4 | $106,462 | $96,567 – $115,625 |
| Arcadis U.S., Inc. | 3 | $88,421 | $82,348 – $97,250 |
| Fastech Consulting, LLC. | 3 | $101,920 | $99,840 – $102,960 |
| STV Incorporated | 2 | $146,267 | $145,642 – $146,892 |
| H.W. Lochner, Inc | 2 | $104,354 | $103,335 – $105,373 |
| Alliance Transportation Group Inc. | 2 | $108,500 | $107,750 – $109,250 |
| A & F Engineering Co, LLC | 2 | $91,624 | $90,116 – $93,132 |
| The Mannik & Smith Group, Inc. | 2 | $85,597 | $84,029 – $87,165 |
| Daniel Consultants, Inc | 2 | $90,375 | $90,188 – $90,562 |
| Akrf Inc. | 1 | $74,589 | $74,589 – $74,589 |
| Atlas Technical Consultants LLC | 1 | $87,550 | $87,550 – $87,550 |
| Atcs, PLC | 1 | $100,000 | $100,000 – $100,000 |
| CST Engineering Inc | 1 | $91,520 | $91,520 – $91,520 |
| CP&Y, Inc. | 1 | $100,298 | $100,298 – $100,298 |
| Avenue Consultants, Inc. | 1 | $85,000 | $85,000 – $85,000 |
| Brudis & Associates, Inc. | 1 | $93,600 | $93,600 – $93,600 |
| Christopher B. Burke Engineering, Ltd. | 1 | $70,824 | $70,824 – $70,824 |
| CivTech Inc | 1 | $81,702 | $81,702 – $81,702 |
| Gedeon Engineering PC | 1 | $100,000 | $100,000 – $100,000 |
| Element Engineering Group, LLC | 1 | $97,760 | $97,760 – $97,760 |
| Endesco, Inc. | 1 | $90,938 | $90,938 – $90,938 |
| Enovate Consulting, LLC | 1 | $105,000 | $105,000 – $105,000 |
| Compass Infrastructure Group, LLC | 1 | $70,200 | $70,200 – $70,200 |
| Cook, Flatt & Strobel Engineers, P.A. | 1 | $83,200 | $83,200 – $83,200 |
| KLD Engineering, P.C. | 1 | $85,280 | $85,280 – $85,280 |
| Ih Engineers, P.C | 1 | $91,936 | $91,936 – $91,936 |
| Maldonado-Burkett, LLP | 1 | $122,720 | $122,720 – $122,720 |
| M&J Engineering, D.P.C. | 1 | $105,000 | $105,000 – $105,000 |
| KLD Engineering, P.C | 1 | $80,080 | $80,080 – $80,080 |
| Marlin Engineering, Inc. | 1 | $86,320 | $86,320 – $86,320 |
| Rossi Transportation Group, Inc. | 1 | $84,219 | $84,219 – $84,219 |
| PRIME AE Group, Inc. | 1 | $97,500 | $97,500 – $97,500 |
| Spalding DeDecker Associates, Inc. | 1 | $79,040 | $79,040 – $79,040 |
| Three Oaks Engineering | 1 | $80,080 | $80,080 – $80,080 |