| AD Contracting Services Corp | 3 | $2,000 | Aug 24, 2015 |
| Alfa Excavation | 1 | $1,554 | Aug 25, 2022 |
| All Renewable Energy, Inc | 2 | $12,985 | Feb 24, 2025 |
| Alpha Granite, Inc. | 1 | $600 | Feb 18, 2020 |
| Alves HVAC Services, Inc. | 2 | $2,500 | Jan 19, 2022 |
| Architectural Openings Inc. | 2 | $2,200 | Jun 10, 2019 |
| Assembly Dental | 2 | $2,000 | Mar 4, 2020 |
| Atlas Metals, Inc. | 1 | $319 | Sep 4, 2019 |
| Balfour Beatty Infrastructure, Inc. | 2 | $22,000 | May 13, 2021 |
| Belfor Property Restoration | 3 | $6,000 | Dec 19, 2022 |
| Bernardes Carpentry, Inc. | 19 | $42,872 | Jun 30, 2021 |
| Best Choice Carpentry, Inc. | 2 | $7,956 | Jan 16, 2019 |
| Big Top Works, LLC dba Big Apple Circus | 4 | $6,500 | Apr 13, 2018 |
| Blueprint Roofing Inc. | 1 | $1,000 | Oct 20, 2024 |
| Boston Pipe & Fittings Co., Inc. | 1 | $3,000 | Sep 8, 2022 |
| Boston Roofing, LLC | 3 | $2,500 | May 10, 2018 |
| Cambridge Contracting, Inc | 6 | $9,000 | Feb 26, 2016 |
| Century Linen East, LLC | 1 | $7,812 | Oct 26, 2022 |
| CLP General Construction, Inc. | 1 | $3,108 | Aug 26, 2022 |
| Curtis Construction Company, Inc. | 2 | $3,055 | Nov 2, 2026 |
| D Burke Construction Inc | 2 | $2,176 | Sep 1, 2022 |
| D-Paula Framing, Inc. | 1 | $3,000 | Sep 1, 2022 |
| Demoulas Supermarkets Inc | 7 | $40,000 | Apr 5, 2024 |
| Emc Drywall, LLC | 7 | $10,802 | May 9, 2024 |
| F.W. Russell & Sons Disposal Inc. | 6 | $5,825 | Jul 11, 2016 |
| Float: Float Tanks + Massage, LLC | 5 | $2,008 | May 1, 2023 |
| Formlabs Inc. | 7 | $12,075 | Apr 27, 2017 |
| Fuentes Construction Corp | 4 | $14,895 | Mar 13, 2025 |
| G&S Building Company Inc. | 1 | $3,457 | Oct 25, 2024 |
| Genesio Freitas | 1 | $3,978 | May 25, 2019 |
| Gold Star Construction, LLC. | 1 | $3,803 | Nov 13, 2017 |
| Greenville Real Estate Group, Inc. | 1 | $1,200 | Jul 7, 2015 |
| Highland Development LLC | 3 | $7,956 | Oct 20, 2026 |
| Housing Families, Inc. | 3 | $0 | Mar 25, 2026 |
| I-One, Inc. | 2 | $3,600 | Jul 7, 2015 |
| Ieh Auto Parts LLC | 2 | $3,500 | Mar 11, 2022 |
| Independent Electric Supply | 1 | $2,834 | Mar 9, 2020 |
| J & L Energy, Inc. | 1 | $4,516 | Mar 20, 2024 |
| J Landry Design Build | 1 | $1,500 | May 6, 2026 |
| J. Marchese & Son Inc | 5 | $16,500 | Dec 29, 2016 |
| James a Kiley Company | 43 | $9,630 | Aug 22, 2019 |
| JL Work Force Construction, Inc. | 3 | $3,876 | Jul 21, 2026 |
| K. B. Aruda Construction Inc | 1 | $1,500 | Feb 10, 2026 |
| Keolis Commuter Services, LLC | 10 | $27,119 | Apr 7, 2026 |
| Leahy Landscaping, Inc. | 3 | $9,169 | Sep 22, 2017 |
| Legoland Discovery Center Boston | 2 | $4,500 | Dec 23, 2019 |
| Lewis Scaffold LLC | 2 | $4,061 | Sep 17, 2022 |
| Life Force Growers | 4 | $2,400 | Nov 2, 2017 |
| Luigi Construction Corp | 2 | $7,956 | Oct 4, 2019 |
| Lululemon Athletica | 2 | $7,093 | Dec 3, 2024 |
| M.S. Walker, Inc. | 58 | $23,663 | Aug 2, 2022 |
| MA Carpentry Pro Inc. | 1 | $4,096 | Jun 3, 2021 |
| Maccormack Plumbing, Inc. | 8 | $14,660 | Apr 27, 2018 |
| Mass Home Remodeling, Inc. | 15 | $30,639 | Sep 12, 2024 |
| McEvoy Construction | 1 | $1,400 | Sep 15, 2015 |
| McGue Excavating, LLC | 7 | $18,665 | May 13, 2021 |
| Mendez Hardscaping and Construction LLC. | 3 | $2,200 | May 2, 2024 |
| Nael General Contractor, Inc. | 1 | $2,000 | Mar 11, 2015 |
| National Stores, Inc. | 3 | $9,000 | Oct 9, 2015 |
| New England General Construction, Inc | 3 | $7,600 | Jun 3, 2016 |
| New Horizon Finishes, Inc. | 4 | $8,507 | Jun 22, 2021 |
| North Tech Builders, Inc. | 1 | $1,000 | Jul 7, 2015 |
| On-Time Construction Services, Inc. | 9 | $17,560 | Mar 10, 2022 |
| Passos Construction & General Services Inc. | 4 | $9,100 | Jun 30, 2017 |
| PCR Plumbing Inc. | 1 | $1,500 | May 17, 2022 |
| Pro Builders Inc. | 3 | $4,839 | Jan 29, 2024 |
| R Fioroti Construction LLC | 1 | $1,000 | Oct 4, 2019 |
| Ralph Malin | 1 | $1,400 | Nov 9, 2015 |
| Rogers Foam Corporation | 39 | $26,909 | Nov 14, 2025 |
| SMJ One Call Facility Services, LLC | 1 | $3,000 | Mar 29, 2017 |
| SMT Development, LLC | 1 | $3,046 | Jan 19, 2022 |
| Some Donuts LLC | 3 | $1,700 | Mar 6, 2024 |
| Somerville Auto Center | 5 | $1,818 | Dec 15, 2017 |
| Somerville Department of Public Works | 11 | $0 | Jun 12, 2025 |
| Somerville Ornamental Iron Works, Inc. | 1 | $1,000 | Feb 12, 2020 |
| Somerville Public Schools | 4 | $0 | Jan 31, 2023 |
| Structures Derek International Steel Erectors | 1 | $4,723 | Sep 21, 2020 |
| Superior Plumbing Inc. | 12 | $36,690 | Mar 23, 2024 |
| Ted-Co, Inc. | 1 | $2,313 | Feb 12, 2020 |
| Tessera Therapeutics | 1 | $4,000 | Sep 13, 2024 |
| Tikal Framing Carpentry Service Co. | 6 | $4,000 | May 6, 2026 |
| Tim Zanelli Excavating LLC | 2 | $2,320 | Aug 25, 2022 |
| Time Savers Construction Services | 2 | $1,000 | Feb 4, 2021 |
| Turner Brothers, LLC | 23 | $47,278 | Oct 23, 2023 |
| Wanderson Melo | 4 | $5,600 | Sep 15, 2015 |
| Young Construction Corporation, Inc. | 3 | $7,989 | Aug 30, 2016 |