| Adult & Pediatric Dermatology, PC | 1 | $6,029 | Jan 6, 2025 |
| AF Group Construction, Inc. | 2 | $9,930 | Sep 12, 2024 |
| Avalatec Awning, Incorporated | 2 | $2,000 | Nov 3, 2015 |
| Bergeron Machine, LLC | 4 | $9,268 | Jul 24, 2025 |
| British Delights, Ltd. | 7 | $16,412 | Nov 18, 2021 |
| Cac Construction Inc. | 3 | $11,061 | Dec 7, 2023 |
| Dave's Contracting, Inc. | 1 | $4,219 | Sep 28, 2023 |
| Egan's Forestry Unlimited, LLC | 1 | $4,048 | Jul 9, 2020 |
| Ekg Services | 4 | $13,675 | Apr 4, 2022 |
| Fletcher Granite Curb, LLC | 6 | $14,900 | Nov 17, 2016 |
| Fletcher Granite Holdings, LLC. | 5 | $3,800 | Jan 31, 2024 |
| General Gonzalez Enterprise Inc. | 6 | $24,583 | May 1, 2024 |
| Granite State Concrete, Co., Inc. | 3 | $6,800 | Jan 13, 2017 |
| Hanover R S Construction LLC | 1 | $0 | Feb 24, 2025 |
| Ideal Concrete Block Company, Inc. | 14 | $17,800 | Dec 14, 2017 |
| J Shivo Properties LLC | 7 | $6,000 | Apr 18, 2019 |
| James Sennott | 2 | $4,965 | Sep 12, 2024 |
| JD Rivet & Co., Inc. | 1 | $2,000 | Sep 14, 2026 |
| Juracan Construction Inc. | 1 | $3,387 | Jul 12, 2024 |
| Lavelle Machine & Tool Co., Inc. | 3 | $5,600 | Jul 21, 2022 |
| Linares Landscaping & Remodeling Inc | 1 | $3,972 | Mar 25, 2026 |
| Mack Technologies, Inc. | 3 | $3,148 | Mar 24, 2022 |
| Materion Precision Optics and Thin Film Coatings, Inc. | 2 | $10,000 | Apr 21, 2023 |
| Maya Construction, Inc. | 6 | $41,825 | Sep 30, 2024 |
| Nashoba Hill Corp. | 2 | $5,700 | Aug 24, 2022 |
| Northeast Tree, Inc | 3 | $2,750 | Aug 4, 2026 |
| Nupath, Inc. | 1 | $2,500 | Mar 9, 2015 |
| One Call Landscaping | 1 | $2,176 | Apr 4, 2022 |
| Republic Building Contractors, Inc | 7 | $25,468 | Oct 30, 2024 |
| Rodrigo Guizar | 1 | $3,741 | Oct 28, 2016 |
| Rugs 4 U, LLC | 1 | $3,978 | Feb 5, 2019 |
| Scott's Tree and Landscape Inc. | 1 | $1,000 | Apr 16, 2021 |
| TJ Berky Builders, Inc. | 2 | $7,604 | Jul 31, 2024 |
| Vargas Carpentry & Painting Inc | 3 | $4,965 | Mar 25, 2026 |
| Washington Fernando Alvarez Bocon | 3 | $6,452 | Sep 19, 2024 |
| WD Construction Corp. | 1 | $3,803 | Dec 11, 2017 |
| Westford Council on Aging | 8 | $0 | Sep 12, 2023 |
| Westford Department of Public Works | 5 | $1,000 | May 21, 2026 |
| Westford Facilities Department | 4 | $0 | Mar 27, 2026 |
| Westford Fire Department | 1 | $0 | Apr 13, 2026 |