| District Construction Corporation | 2 | $7,000 | Jul 24, 2024 |
| District Contractors Inc. | 4 | $5,450 | Feb 13, 2015 |
| District Electrical Services, Inc. | 5 | $2,528 | Jun 20, 2019 |
| District Properties | 36 | $38,510 | Sep 24, 2015 |
| District Veterans Contractors, Inc. | 1 | $1,200 | Dec 11, 2015 |
| DJB Contracting, Incorporated | 3 | $6,100 | Feb 13, 2023 |
| DNP Home Improvement | 7 | $7,665 | Apr 10, 2026 |
| Dollar Tree Stores, Inc. | 1 | $30,000 | Sep 22, 2020 |
| Don Paco's Co. | 1 | $3,227 | Sep 6, 2023 |
| Dorrier Construction, LLC | 1 | $1,800 | Dec 11, 2018 |
| Douglas Barker Miles | 4 | $8,400 | Jan 22, 2015 |
| Doval Construction Inc. | 6 | $7,396 | Dec 20, 2021 |
| Dullies Drywall Inc | 1 | $0 | May 5, 2015 |
| Dunnings Carpentry | 4 | $7,380 | Jun 10, 2015 |
| Duran Construction LLC | 4 | $9,403 | Aug 14, 2023 |
| Dynamic Contracting Inc. | 1 | $3,600 | Oct 18, 2023 |
| E & E Electric Resources LLC | 2 | $8,000 | Apr 17, 2019 |
| E&C Contracting LLC | 10 | $12,000 | Jan 29, 2015 |
| Eab Carpentry LLC | 2 | $3,978 | Dec 18, 2018 |
| Eagle Pointe Custom Contractors, LLC. | 1 | $4,351 | Jun 29, 2022 |
| East Coast Construction, Inc. | 1 | $2,122 | May 20, 2019 |
| Eastcoast Roofing LLC | 1 | $2,100 | May 3, 2017 |
| Eastern Concrete Restoration, Inc. | 7 | $12,000 | Apr 18, 2019 |
| Ecospaces, LLC | 3 | $6,251 | Aug 8, 2018 |
| Edgar's Masonry Construction Inc. | 36 | $32,286 | Mar 9, 2017 |
| Edge Energy | 3 | $5,040 | Apr 3, 2015 |
| Edgley Construction Group Inc | 1 | $0 | Oct 9, 2015 |
| Edwin Arguilla | 3 | $5,600 | Jan 22, 2015 |
| Eec, Inc. | 19 | $29,760 | Oct 21, 2015 |
| Effort LLC | 2 | $7,200 | Aug 26, 2025 |
| Eight Brothers Development LLC | 3 | $7,160 | Sep 26, 2018 |
| Elite Carpentry, Inc. | 3 | $7,200 | Jan 29, 2015 |
| Ellisdale Construction LLC | 8 | $20,950 | Aug 15, 2019 |
| Ema Carpentry, Inc. | 3 | $6,837 | Apr 20, 2022 |
| Emj Contractors Inc | 4 | $13,252 | Aug 15, 2018 |
| Encompass Builders and Developers LLC | 7 | $12,000 | Jan 24, 2020 |
| Environmental Trust Solutions | 3 | $1,500 | Jan 29, 2015 |
| Eos Hospitality LLC | 3 | $4,755 | Apr 6, 2022 |
| Epiphany Studios Inc | 2 | $4,183 | Apr 28, 2017 |
| Erb Properties LLC | 7 | $12,983 | Jul 8, 2025 |
| Eric Dacosta Construction | 2 | $3,360 | May 14, 2015 |
| Euro Design Solutions / MG4 | 4 | $2,720 | Jan 13, 2015 |
| EV-Air-Tight Shoemaker Restoration, Inc. | 5 | $12,341 | Mar 7, 2018 |
| Evans LLC | 7 | $9,571 | Nov 21, 2019 |
| Events DC | 1 | $995 | May 22, 2019 |
| Executive Contractors R.S.R. Inc | 2 | $5,800 | Nov 1, 2017 |
| Eya, LLC | 4 | $7,146 | Feb 9, 2022 |
| F & C Improvement LLC. | 2 | $2,000 | May 5, 2015 |
| F&V General Contractor LLC | 7 | $5,600 | Feb 8, 2022 |
| FBT Contractors Inc. | 1 | $2,800 | May 14, 2015 |
| FDM Construction, LLC. | 2 | $3,410 | Jun 4, 2019 |
| FDS Construction, LLC | 3 | $8,583 | Mar 10, 2026 |
| Felipe Orduna, Inc. | 7 | $10,870 | Oct 25, 2019 |
| Fen Enterprises Inc | 8 | $10,750 | Nov 29, 2022 |
| Fine Line Trim, LLC | 1 | $2,000 | Dec 9, 2025 |
| First Choice Masonry, Inc. | 13 | $18,250 | Jun 5, 2019 |
| First Finish, Inc | 12 | $6,428 | Mar 11, 2020 |
| Flash Glass & Mirror Co. | 2 | $850 | Mar 30, 2016 |
| Flores Contractors | 1 | $3,741 | Oct 25, 2016 |
| FLYNN Custom Wood Floors NYC, Inc. | 2 | $2,100 | Jun 28, 2019 |
| FMG Carpentry LLC | 4 | $12,500 | Apr 15, 2025 |
| Fob Construction LLC | 2 | $8,583 | Apr 20, 2026 |
| Forestville Contracting | 1 | $2,000 | Apr 14, 2016 |
| Forestville Contractors | 2 | $5,200 | Sep 17, 2015 |
| Forsythe, Inc | 4 | $22,586 | May 18, 2024 |
| Fort Myer Construction Corporation | 56 | $171,620 | Aug 27, 2024 |
| Foulger-Pratt LLC | 1 | $626 | Apr 22, 2019 |
| Foundry Construction LLC | 3 | $9,930 | Jan 30, 2025 |
| Four Brothers LLC | 4 | $4,875 | Jul 17, 2017 |
| Foxhall Real Estate LLC | 1 | $2,000 | Jul 12, 2017 |
| Foxtrot Dexter LLC | 1 | $9,000 | Feb 28, 2017 |
| Frankie Torres | 5 | $7,600 | May 22, 2015 |
| Freddie Guzman | 2 | $4,434 | Sep 5, 2018 |
| Freddy Lopez | 6 | $7,483 | May 20, 2016 |
| Fredi Aguilar Home Improvement, LLC | 8 | $14,000 | May 7, 2018 |
| Freedom Concrete, LLC. | 1 | $1,000 | Apr 30, 2020 |
| Freeman Builders | 3 | $5,600 | Aug 14, 2017 |
| Frontier Construction Co. Inc. | 35 | $19,155 | Mar 3, 2017 |
| G & a Drywall LLC | 1 | $2,800 | Nov 20, 2015 |
| G & G Home Improvements | 1 | $3,281 | Nov 29, 2022 |
| G & K Masonry LLC | 9 | $11,045 | Oct 15, 2019 |
| G Properties Inc. | 2 | $1,870 | Jan 28, 2015 |
| G R Plumbing, LLC | 1 | $2,416 | Apr 10, 2019 |
| Gadistro Corp | 2 | $4,000 | Nov 26, 2019 |
| Gallaudet University | 13 | $46,092 | Mar 13, 2024 |
| Garay General Construction Inc. | 1 | $2,800 | Feb 24, 2016 |
| Garnica Construction, LLC. | 5 | $11,951 | Jan 18, 2017 |
| Garnica Contractors, LLC | 5 | $10,321 | Mar 21, 2017 |
| GC Construction, LLC | 6 | $17,566 | Jun 27, 2017 |
| Gelberg Signs, Inc. | 14 | $8,300 | May 24, 2016 |
| Genco Masonry Inc. | 49 | $39,866 | Oct 24, 2024 |
| Genoa Development, LLC | 11 | $22,410 | Mar 21, 2017 |
| Georgetown Cupcake LLC | 4 | $3,387 | Dec 7, 2023 |
| Georgetown Smile | 11 | $5,280 | Oct 29, 2015 |
| Georgetown University School of Medicine | 8 | $18,425 | Jan 23, 2025 |
| Georgia Builders, LLC. | 13 | $26,712 | Sep 20, 2022 |
| Gerson Alejandro Portillo | 14 | $24,825 | Dec 17, 2024 |
| Geydi Alvarez | 3 | $6,014 | Sep 5, 2019 |
| Giamar Construction, Inc. | 4 | $4,200 | Feb 7, 2019 |
| Gilford Corporation | 10 | $7,201 | Feb 8, 2018 |
| GJR Masonry, Inc. | 4 | $14,668 | Apr 19, 2017 |
| GJS Construction, LLC. | 5 | $7,459 | Sep 16, 2021 |
| Global Experience Specialists | 3 | $6,266 | Oct 5, 2018 |
| Global Renovations, LLC. | 9 | $23,178 | Dec 5, 2016 |
| Global Street Development LLC | 2 | $6,519 | Mar 9, 2017 |
| Go-JR Construction LLC | 3 | $3,750 | Jan 3, 2019 |
| Goel Services Inc. | 7 | $28,000 | Nov 4, 2016 |
| Gogreen Solutions Inc | 1 | $3,000 | Mar 10, 2026 |
| Good Hands Construction LLC | 3 | $5,000 | Oct 4, 2018 |
| Gordon Biersch Brewery Restaurant | 2 | $6,157 | Feb 2, 2017 |
| Gordon Contractors, Inc. | 10 | $10,845 | Jun 7, 2018 |
| Green Guys Remodeling | 1 | $2,672 | Mar 30, 2016 |
| Greenspur, Inc. | 6 | $2,200 | Jan 7, 2020 |
| Grid Alternatives Mid-Atlantic | 1 | $6,790 | Oct 31, 2017 |
| GRT Construction, Inc. | 4 | $6,400 | May 26, 2016 |
| Grunley Construction Company Inc. | 21 | $32,976 | Jan 5, 2026 |
| Gryphon Technologies, LC | 1 | $3,500 | Feb 23, 2017 |
| GT Contracting Corporation | 2 | $1,000 | Feb 13, 2019 |
| Guardado Construction, Inc. | 2 | $9,930 | Jan 30, 2025 |
| Guardado General Contractors LLC | 1 | $2,000 | Sep 23, 2015 |
| H & P Carpentry, Inc. | 7 | $5,880 | Apr 29, 2015 |
| H&M Hennes & Mauritz L.P. | 2 | $3,984 | May 22, 2023 |
| Hakez Constructon LLC | 2 | $3,978 | Nov 14, 2018 |
| Hamel Builders, Inc. | 25 | $54,205 | Jan 14, 2026 |
| Hamm Masonry | 1 | $1,600 | Apr 1, 2015 |
| Harbor Builders | 2 | $4,650 | Oct 21, 2015 |
| Harbor Development LLC | 4 | $1,449 | Nov 21, 2019 |
| Harbor Roofing and Contracting, Inc. | 2 | $5,500 | Sep 21, 2022 |
| Harding and Knopf Construction | 2 | $5,627 | Sep 3, 2024 |
| Harry and Sons Contracting Co., Inc | 13 | $12,790 | Mar 9, 2015 |
| Harvey W Hottel, Inc. | 10 | $1,000 | Sep 22, 2022 |
| Hatch Construction Services LLC | 2 | $3,880 | Feb 21, 2018 |
| Hayiy Property Development LLC | 2 | $4,965 | Apr 22, 2026 |
| Heavy Metal Iron Works | 1 | $2,000 | Apr 9, 2015 |
| Hector Fernando Lopez de Leon | 1 | $2,900 | Aug 9, 2022 |
| Heller Electric Company, Inc. | 46 | $16,835 | Jun 17, 2024 |
| Helpful Investing Mastermind LLC | 1 | $3,880 | Apr 11, 2018 |
| Hensel Phelps | 1 | $12,675 | Jun 24, 2025 |
| Hercules Construction LLC | 1 | $1,800 | Feb 1, 2017 |
| Hernandez Construction, LLC. | 46 | $33,700 | Jun 11, 2015 |
| High's Chimney Service Inc. | 15 | $24,300 | May 30, 2017 |
| Hodge Masonry Co. | 2 | $2,960 | Apr 1, 2015 |
| Hopeday Construction, LLC | 6 | $5,600 | Nov 4, 2015 |
| Hour Masonry, Inc. | 4 | $2,520 | Apr 27, 2015 |
| Howard University College of Medicine | 6 | $0 | Nov 17, 2021 |
| Howard University Hospital | 23 | $10,305 | Oct 31, 2016 |
| HP Construction LLC | 3 | $8,148 | Aug 23, 2017 |
| HPS Construction LLC | 5 | $3,972 | Mar 4, 2025 |
| HRG Contracting, LLC | 2 | $3,012 | Mar 17, 2016 |
| HRGM Corporation | 1 | $12,000 | Jun 23, 2025 |
| HSP Construction LLC | 1 | $4,688 | May 17, 2023 |
| Hunan Dynasty | 1 | $2,800 | Aug 21, 2015 |
| Hunt & Walsh, Inc. | 5 | $6,453 | Sep 6, 2023 |
| Hunt Companies | 4 | $4,100 | Jul 13, 2015 |
| Hunter Allied of Maryland Inc. | 2 | $0 | Feb 23, 2018 |
| Hybrid American Construction Company Inc. | 3 | $3,672 | Mar 30, 2016 |
| Hybrid Construction, Inc. | 5 | $4,488 | Feb 23, 2017 |
| I.A. General Contractor | 2 | $7,700 | Sep 17, 2015 |
| IB Contractors | 8 | $9,600 | Mar 31, 2015 |
| Impact Construction and Consulting LLC | 9 | $10,580 | Jul 25, 2017 |
| Imperial Contractors | 4 | $5,975 | Oct 19, 2016 |
| Intelligent Investment, Inc. | 2 | $8,037 | Aug 5, 2022 |
| Internal Revenue Service | 16 | $0 | Jan 14, 2016 |
| Ion Construction LLC | 1 | $7,000 | Mar 25, 2021 |
| Iron Kingdom, Inc. | 3 | $3,360 | Jun 14, 2016 |
| Iron Thor Welding, LLC. | 10 | $7,776 | Jan 18, 2017 |
| Is Enterprises, Inc. | 30 | $26,038 | Apr 13, 2015 |
| J & C Builders Inc. | 2 | $4,200 | May 24, 2016 |
| J & M Services Inc. | 7 | $12,350 | Jun 28, 2016 |
| J L Edwards Enterprises, LLC | 4 | $9,400 | Mar 30, 2026 |
| J&C Framing Inc | 1 | $0 | May 20, 2021 |
| J&V Drywall Construction LLC | 1 | $770 | Jul 16, 2024 |
| J-O Home Improvement, LLC. | 2 | $8,154 | Jul 19, 2022 |
| J. Daniel Construction, LLC | 5 | $8,081 | Feb 17, 2022 |
| J. Hahn & Co. | 2 | $4,900 | Sep 22, 2015 |
| J. Miles Construction LLC | 3 | $8,000 | Aug 31, 2022 |
| J.A.P. Home Improvement Inc. | 3 | $15,000 | May 20, 2020 |
| J.S. Wagner Company, Inc. | 3 | $9,804 | Oct 3, 2017 |
| Jack's Roofing Company Inc. | 29 | $42,675 | Jan 11, 2017 |
| Jake Coleman Roofing | 1 | $1,600 | Jan 16, 2015 |
| James R. Walls Contracting Co., Inc. | 21 | $15,295 | Jan 12, 2016 |
| Jap Construction, LLC | 9 | $6,600 | Jan 16, 2020 |
| JC Plumbing | 1 | $900 | Oct 13, 2015 |
| JC Pride Construction | 1 | $2,100 | Nov 7, 2019 |
| JC's Contractors, LLC. | 1 | $1,800 | May 6, 2016 |
| Jci Construction LLC | 5 | $11,045 | Jul 17, 2019 |
| JCN Construction Inc. | 2 | $4,677 | Apr 11, 2018 |
| Jeffrey Charles & Associates Inc. | 4 | $8,389 | Dec 11, 2023 |
| Jelbler | 1 | $2,800 | Feb 18, 2015 |
| Jerry Lewis Roofing Inc | 3 | $4,490 | May 14, 2015 |
| JH Construction, Inc. | 4 | $5,783 | Nov 5, 2019 |
| JHD General Construction Inc. | 2 | $7,606 | Apr 28, 2017 |
| Jired Contracting LLC | 5 | $4,000 | Aug 17, 2022 |
| Jmancia Home Contractors, LLC. | 9 | $6,000 | Nov 27, 2018 |
| JMC Masonry Inc. | 4 | $6,900 | Feb 28, 2018 |
| John Moriaty & Associates of Virginia LLC | 1 | $806 | Jul 11, 2024 |
| Johnson Carpentry Services | 1 | $1,600 | Mar 7, 2016 |
| Johnson Chimney Service/Home Vent Service | 3 | $13,500 | Oct 3, 2017 |
| Johnson's Carpentry Service LLC | 3 | $5,600 | Oct 27, 2022 |
| Jon Construction LLC | 1 | $3,000 | Dec 9, 2025 |