| LB & B Associates Inc Columbia | 613 | $14,320 |
| J'S Associates, LLC Dunkirk | 510 | $12,482 |
| Kekolu Contracting, LLC La Plata | 507 | $156,819 |
| Tidewater, Inc. Elkridge | 402 | $23,338 |
| Asrc Federal Field Services, LLC Beltsville | 353 | $9,613 |
| Chimes District of Columbia Inc Baltimore | 294 | $25,362 |
| Innovative Consulting & Management Services, LLC Rockville | 272 | $14,500 |
| Capital Brand Group LLC Beltsville | 266 | $36,565 |
| Melwood Horticultural Training Center, Inc. Upper Marlboro | 259 | $16,361 |
| Ritz Construction Inc Frederick | 211 | $145,397 |
| Hamilton Pacific Chamberlain LLC Waldorf | 200 | $176,677 |
| Four Tribes Enterprises, LLC Gaithersburg | 174 | $378,111 |
| Teamgov, Inc. Hyattsville | 170 | $21,736 |
| Service Disabled Veterans Business Association, Inc. Silver Spring | 168 | $21,750 |
| The Fields Group, LLC Greenbelt | 153 | $38,837 |
| Belt Built Contracting, LLC Crofton | 150 | $262,344 |
| Asrc Communications, Ltd. Beltsville | 148 | $56,248 |
| Signature Renovations LLC Capitol Heights | 129 | $276,908 |
| Superior Structures LLC La Plata | 122 | $179,695 |
| Matos Builders LLC Baltimore | 112 | $127,882 |
| Innovative Mechanical Contractors LLC Westminster | 86 | $114,212 |
| Varcomac LLC Odenton | 81 | $26,740 |
| Sandow Construction Inc Bladensburg | 79 | $167,492 |
| Whiting-Turner Contracting Company, the Baltimore | 77 | $20,392,347 |
| Semperserve LLC Annapolis | 76 | $30,296 |
| Mem Contracting, Inc. Aberdeen | 75 | $264,193 |
| C.R.W. Mechanical, Inc. Lanham | 73 | $25,505 |
| JB Contracting, Inc. Beltsville | 69 | $78,285 |
| Frontline King George JV LLC Silver Spring | 68 | $147,894 |
| Meltech Corporation, Inc. Landover | 65 | $357,202 |
| Island Contracting, Inc. Beltsville | 62 | $48,497 |
| LG Construction Inc Perryville | 59 | $94,539 |
| Eg Management Services, Inc. Germantown | 56 | $133,426 |
| Romana Prosperity Construction Corporation Rockville | 56 | $304,983 |
| Abm Facility Support Services, LLC Columbia | 55 | $8,634 |
| Grunley Construction Co., Inc. Rockville | 53 | $8,462,000 |
| General and Mechanical Services, LLC Annapolis | 51 | $48,975 |
| Teamjs, LLC Dunkirk | 50 | $12,095 |
| Hsu Development, Inc. Gaithersburg | 48 | $801,766 |
| Associated Builders, Inc. Hyattsville | 42 | $1,045,537 |
| Capitol United Solutions Inc Frederick | 41 | $346,570 |
| H&S Resources Corporation Columbia | 41 | $24,791 |
| Rima Construction LLC Hyattsville | 41 | $32,550 |
| Integrity National Corporation Silver Spring | 40 | $26,782 |
| Pennoyer Construction LLC Edgewater | 40 | $8,575 |
| Purdy Group LLC Annapolis | 40 | $93,215 |
| Reon Inc Laurel | 40 | $95,537 |
| G2S LLC Baltimore | 39 | $28,193 |
| James' Electrical Control, Inc. Upper Marlboro | 38 | $69,387 |
| T47 International, Inc. Bowie | 38 | $634,516 |
| Clark Construction Group LLC Bethesda | 37 | $41,725 |
| Boland Trane Services Inc Gaithersburg | 36 | $45,278 |
| K&G Contracting Solutions, Inc. Upper Marlboro | 36 | $55,749 |
| Four Tribes Construction Services, LLC Gaithersburg | 34 | $43,766 |
| Ati -envirosmart JV LLC Columbia | 33 | $18,000 |
| Helix Management Services, LLC Lanham | 33 | $9,697 |
| Siege Enterprises LLC Crofton | 33 | $15,592 |
| Aimcon Design Build, LLC Hyattsville | 32 | $1,385,000 |
| Dubois Construction, Inc. Windsor Mill | 31 | $134,500 |
| Imec Group, LLC Columbia | 31 | $414,161 |
| Belt Built CFM Joint Venture, LLC Crofton | 30 | $164,907 |
| Elcon Enterprises Inc Upper Marlboro | 30 | $175,949 |
| Hagerstown Goodwill Industries, Inc. Hagerstown | 30 | $12,683 |
| Nika Technologies Inc Rockville | 30 | $2,427,928 |
| Westerly Enterprises, LLC Gaithersburg | 30 | $478,623 |
| Ccsi - Dubois Construction JV, LLC Gaithersburg | 28 | $37,110 |
| The Sanchez Group of Companies, LLC Callaway | 28 | $1,826,147 |
| Olgoonik Enterprises, LLC Kensington | 27 | $223,214 |
| Welch and Rushe, LLC Upper Marlboro | 27 | $9,474 |
| American Mechanical Services of Maryland, L.L.C. Laurel | 26 | $14,610 |
| Cutlass Contracting LLC Smithsburg | 26 | $526,554 |
| Desbuild Incorporated Hyattsville | 26 | $839,000 |
| Frazier Engineering, Inc. Greenbelt | 26 | $98,241 |
| MMB Services Corp Baltimore | 26 | $25,720 |
| Magadia Consulting Inc Silver Spring | 26 | $9,918 |
| Prime Response, Inc. Accokeek | 26 | $826,633 |
| Tekton Construction Company Forest Hill | 26 | $12,000 |
| Advanced Logistic Partners Inc Jarrettsville | 25 | $27,500 |
| Mission Contracting Inc Lanham | 25 | $225,856 |
| Accubuild Construction, Inc. Waldorf | 24 | $148,399 |
| Clark Facility Solutions LLC Bethesda | 24 | $11,329 |
| Doyon Management Services, LLC Lanham | 24 | $2,657,877 |
| M & M Welding & Fabricators Inc Mount Airy | 24 | $500,000 |
| Alliance One Group LLC Aberdeen | 23 | $655,843 |
| Telrr Joint Venture, L.L.C. Hyattsville | 23 | $9,266 |
| Tex/Am Construction Co., Inc. Gaithersburg | 23 | $841,654 |
| GSD Services, LLC Rockville | 22 | $44,290 |
| 2A LLC Aberdeen | 21 | $657,987 |
| Ramsgate Corp Hyattsville | 21 | $16,000 |
| Recovery Point Systems Inc Gaithersburg | 21 | $29,115 |
| XL Construction LLC Laurel | 20 | $385,942 |
| Belt Built CFM Government Services JV LLC Crofton | 19 | $537,235 |
| Immersive Concepts L.L.C. Beltsville | 18 | $221,583 |
| Shaney Construction Company, Inc. Baltimore | 18 | $41,140 |
| Are-5 Research Place LLC Gaithersburg | 17 | $72,727 |
| Strativia LLC Largo | 17 | $209,510 |
| Conquest Solutions L.L.C Greenbelt | 16 | $230,201 |
| GBD2 Joint Venture Baltimore | 16 | $622,171 |
| Laboratory Equipment Service, LLC College Park | 16 | $14,028 |
| Quality Elevator Co., LLC Bladensburg | 16 | $571,356 |