| Keller North America, Inc. | 1 | $12,098 | Mar 11, 2025 |
| Kennedy Construction Services, Inc. | 1 | $2,308 | Sep 12, 2016 |
| Kes Construction Co, Inc. | 1 | $2,250 | Jul 25, 2019 |
| KG Management & Development Corp | 1 | $4,194 | May 22, 2024 |
| Khal Torath Chaim | 2 | $2,750 | May 16, 2019 |
| Khalid & Son Contracting Corp. | 6 | $56,673 | Oct 8, 2019 |
| Khatib Construction Corp. | 3 | $3,000 | Nov 28, 2018 |
| King Stone Builder & Construction Inc. | 1 | $3,972 | Aug 11, 2026 |
| Kings Building Material, LLC | 12 | $23,300 | Dec 29, 2015 |
| Kings County Demolition, Inc. | 5 | $1,800 | Apr 8, 2019 |
| Kings County Services Inc. | 1 | $5,398 | Aug 21, 2020 |
| Kings Flooring | 3 | $5,000 | Oct 23, 2019 |
| Kings Ready Mix Inc. | 13 | $0 | Dec 29, 2015 |
| Kingsbrook Jewish Medical Center | 4 | $4,871 | Feb 10, 2022 |
| Kingsland Properties LLC | 1 | $300 | Dec 19, 2016 |
| Kirn Contracting Inc. | 2 | $4,000 | Apr 24, 2019 |
| KJK Electric Inc. | 6 | $5,160 | Sep 8, 2023 |
| KL Cooling & Heating | 2 | $5,300 | Jun 27, 2019 |
| KLM Iron Works Inc | 2 | $4,000 | Oct 12, 2016 |
| Kmi, Inc. | 3 | $49,650 | Oct 28, 2025 |
| KNS Building Restoration Inc. | 3 | $5,675 | Apr 29, 2024 |
| KP Farms Market | 4 | $10,000 | Apr 2, 2018 |
| KSK Construction Group | 4 | $9,759 | Sep 7, 2023 |
| KTC Design Group Inc. | 36 | $88,414 | Dec 30, 2019 |
| KW Development Contracting Inc | 3 | $8,090 | Dec 6, 2023 |
| L & B Structure Steel, Inc. | 2 | $4,546 | Jul 1, 2019 |
| L C Carpio no 2 Corp. | 5 | $29,900 | Jun 24, 2021 |
| L&J Masonry LLC | 3 | $7,542 | Jun 4, 2025 |
| L&L Management Corp. | 1 | $2,800 | Apr 27, 2015 |
| Lafeta Flooring LLC | 1 | $6,452 | Aug 4, 2026 |
| Lakh Corp. | 13 | $10,500 | Jul 28, 2015 |
| Lakhi General Construction Inc. | 1 | $2,838 | Aug 11, 2025 |
| Land Escape Inc. | 3 | $9,424 | Jul 5, 2018 |
| Lanzo Construction and Home Improvement LLC | 2 | $7,367 | Jun 21, 2023 |
| Larry Zhao | 2 | $3,000 | Aug 6, 2019 |
| LC Carpio Contractor Corp. | 6 | $5,900 | Dec 14, 2016 |
| LCD Elevator, Inc. | 1 | $3,238 | Nov 6, 2019 |
| Led Waves Inc. | 5 | $2,310 | May 29, 2015 |
| Lee Top Construction Inc. | 4 | $5,500 | Jul 1, 2019 |
| Lee Wertz Inc. | 5 | $12,722 | Mar 15, 2023 |
| Leeco Construction Corp. | 47 | $54,775 | Aug 16, 2019 |
| Lema's Roofing & Siding Corp. | 3 | $12,498 | Oct 13, 2023 |
| Leo International Inc. | 17 | $15,000 | Dec 27, 2024 |
| Level Builders Inc | 1 | $4,500 | May 23, 2024 |
| Liberty NY Restoration Inc. | 1 | $4,020 | Dec 19, 2024 |
| Lin Development Inc. | 5 | $9,093 | Aug 14, 2019 |
| Line Construction Group Corp. | 2 | $9,678 | Oct 17, 2024 |
| Ling Kong | 2 | $5,900 | Sep 8, 2022 |
| Link General Contracting Corp. | 5 | $21,202 | Oct 13, 2021 |
| Lintech Electric Inc. | 1 | $3,700 | Feb 6, 2019 |
| Lion HVAC Supplies Inc | 1 | $3,000 | Jun 20, 2018 |
| Liqui-Mark Corp | 13 | $7,185 | May 28, 2015 |
| Liu Jiang LLC. | 5 | $19,956 | Jun 6, 2018 |
| LNC Concrete, Inc. | 4 | $11,000 | Apr 20, 2016 |
| LND Electric LLC | 1 | $5,801 | May 31, 2022 |
| Logozzo Bros. Construction Corp. | 1 | $5,174 | Aug 9, 2017 |
| Lola Wax LLC. | 11 | $13,651 | Aug 13, 2026 |
| LP Deco Painting & Woodworking, Inc. | 2 | $4,000 | Apr 12, 2019 |
| Lpa Contracting Inc. | 1 | $2,892 | Mar 11, 2020 |
| LS Mason Group Inc. | 6 | $19,300 | Sep 20, 2022 |
| LT Pro Construction Inc. | 6 | $13,000 | Jan 11, 2024 |
| Lucio & Diaz Corp. | 4 | $15,800 | Jun 5, 2025 |
| Lucio Saloj | 1 | $2,600 | Jun 28, 2021 |
| Lucky Star Construction Inc | 3 | $5,080 | Jun 14, 2019 |
| Lusso Home Artisans LLC. | 2 | $9,678 | Feb 16, 2024 |
| LV&LB Construction Corp | 4 | $8,778 | Nov 8, 2021 |
| LVN NY Inc. | 1 | $2,486 | Dec 10, 2021 |
| M & S Mechanical Services Inc. | 3 | $28,126 | Aug 26, 2022 |
| M & V Metal Designs Inc. | 16 | $24,437 | Mar 29, 2019 |
| M Development Corp | 3 | $6,652 | Nov 9, 2018 |
| M J Design and Build Inc | 1 | $3,978 | Jun 12, 2019 |
| M Lliguin General Construction LLC | 4 | $15,912 | Sep 2, 2021 |
| M P & L Metal Inc. | 5 | $9,977 | Feb 16, 2024 |
| M Remodeling Corp. | 2 | $3,200 | Aug 29, 2016 |
| M&A Projects, Inc. | 24 | $59,114 | Dec 18, 2019 |
| M&G Structural, LLC | 2 | $2,000 | Jul 18, 2016 |
| M.Build Builders Inc. | 5 | $9,661 | Aug 1, 2019 |
| M.C.J. Iron Works | 5 | $5,000 | Apr 29, 2015 |
| M.H.S. Construction Co. | 1 | $2,663 | Aug 24, 2021 |
| M.N.C. General Contractors Corp. | 6 | $22,700 | Feb 7, 2024 |
| M.R. Electrical Service LLC | 3 | $9,200 | Apr 15, 2026 |
| M2 Contracting Corp | 2 | $3,400 | Apr 20, 2021 |
| MA Home Improvement Inc | 15 | $37,576 | Nov 12, 2021 |
| Maa Drywall Inc. | 2 | $4,626 | Sep 1, 2021 |
| Mactech Roofing & Restoration Corp. | 7 | $11,700 | Aug 19, 2024 |
| Mag Builder Inc | 2 | $4,434 | Aug 10, 2017 |
| Magellan Concrete Structure Corporation | 3 | $6,600 | Sep 9, 2016 |
| Magellan Concrete Structures Corp. | 9 | $237,282 | Apr 27, 2022 |
| Magid Properties LLC | 3 | $0 | Mar 28, 2017 |
| Maidenberg Steel Corp. | 5 | $15,913 | Apr 9, 2019 |
| Maimonides Medical Center | 18 | $16,425 | Apr 7, 2022 |
| Major Elevator Corp. | 8 | $24,100 | Jul 5, 2017 |
| Manuel Hernandez | 1 | $2,440 | Mar 5, 2020 |
| Mar Construction NY Corp | 4 | $3,803 | Nov 18, 2016 |
| Marble, Onyx, Granite & Terrazzo Corp. | 5 | $4,563 | Nov 2, 2023 |
| Marcus Painting | 4 | $8,526 | Jun 14, 2019 |
| Marine Bulkheading, Inc. | 16 | $25,760 | Aug 29, 2024 |
| Marlan Enterprising Inc. | 3 | $5,700 | Jul 7, 2016 |
| Marte Construction Inc. | 2 | $8,288 | May 26, 2022 |
| Master Builders Construction Inc. | 1 | $1,400 | Jun 16, 2021 |
| Master Concrete Pumping Inc. | 1 | $2,079 | Jul 23, 2018 |
| Master Roofing & Siding LLC | 2 | $3,900 | Nov 3, 2026 |
| Mastercraft Multicolor Inc | 4 | $5,296 | Aug 10, 2026 |
| Matco Construction & Development Inc. | 2 | $2,173 | Mar 7, 2017 |
| Matsui Construction Corp. | 1 | $2,679 | Apr 12, 2023 |
| Mauceri Sign Co. Inc. | 1 | $2,600 | Nov 26, 2019 |
| Mauro Iron Works Inc | 1 | $2,079 | Aug 29, 2018 |
| Mazco Construction Corp. | 1 | $4,096 | Mar 30, 2022 |
| Mazone Grocery Inc. | 3 | $10,500 | May 1, 2025 |
| Mc Fabrications Shop, LLC | 7 | $9,500 | Apr 30, 2018 |
| Mc Fleming Group Inc. | 1 | $20,000 | Jan 19, 2017 |
| Mc&O Builders, Inc. | 1 | $2,750 | Jul 8, 2015 |
| Mec General Construction Corp. | 11 | $27,500 | Oct 21, 2024 |
| Mecca Contracting Inc. | 1 | $1,800 | Aug 25, 2017 |
| Meco Electric Co, Inc | 4 | $5,425 | Jul 6, 2017 |
| Mega State, Inc. | 2 | $3,500 | Aug 11, 2017 |
| Memo Framing Inc | 1 | $4,148 | Jan 30, 2024 |
| Menorah Home and Hospital for the Aged and Infirm | 1 | $650 | Mar 30, 2022 |
| Mercury Paint Corporation | 13 | $5,120 | Feb 6, 2025 |
| Mesa Painting Corp. | 4 | $5,783 | Oct 24, 2019 |
| Metallica Steel, Inc | 3 | $5,300 | Aug 17, 2015 |
| Metro Erectors, Inc. | 7 | $39,306 | Apr 23, 2018 |
| Metropolitan Furniture and Construction | 2 | $2,727 | Mar 15, 2019 |
| MF Electrical Service Co., Inc. | 2 | $3,622 | Aug 29, 2018 |
| MG Window Washing LLC | 4 | $10,000 | Apr 7, 2023 |
| MGC Design and Contracting Corp. | 2 | $3,800 | Mar 21, 2023 |
| MHR Lalia Construction Corp | 2 | $10,000 | Feb 19, 2024 |
| Michael C.C., Inc. | 1 | $2,600 | Oct 15, 2021 |
| Michael Reid | 2 | $12,500 | Oct 27, 2022 |
| Michel Construction Corp | 2 | $6,820 | Jun 11, 2019 |
| Midas Contractors NYC Corp. | 1 | $4,900 | Jan 23, 2024 |
| Migg Construction Group Inc. | 1 | $4,048 | Aug 3, 2020 |
| Milan Restoration Inc. | 1 | $2,900 | May 10, 2022 |
| Mill Basin Bridge Constructors LLC | 2 | $19,000 | May 26, 2017 |
| Millennium Builders & Dev | 1 | $2,984 | Jun 11, 2019 |
| Millennium Construction, Inc | 2 | $1,347 | Aug 17, 2022 |
| Millennium Elevator Enterprises, LLC | 2 | $13,260 | Feb 13, 2026 |
| Min FA Construction Corp. | 3 | $10,054 | Dec 8, 2023 |
| Minchala Brothers LLC | 1 | $4,839 | Jul 15, 2024 |
| Minerva Home Restoration Corp. | 4 | $3,803 | Aug 24, 2017 |
| Ming Kai Construction Inc. | 1 | $4,688 | Nov 22, 2023 |
| MJ Glass & Waterproofing Corp | 1 | $3,880 | Nov 27, 2017 |
| MJ Remodeling of NY, Inc. | 4 | $1,000 | May 14, 2019 |
| MK Best Remodeling LLC | 8 | $28,825 | Aug 11, 2026 |
| MK Contracting Corp | 3 | $5,000 | Nov 19, 2022 |
| MK Contracting Group Inc. | 1 | $3,696 | Jul 5, 2023 |
| MK General Construction Inc. | 3 | $7,900 | Feb 2, 2024 |
| Mka General Construction Inc. | 2 | $9,930 | Mar 24, 2026 |
| MLM Drywall Inc. | 7 | $3,730 | May 10, 2022 |
| Mmi Plumbing & Heating Inc. | 1 | $2,100 | Jan 10, 2018 |
| MNB Construction Inc. | 3 | $8,702 | Oct 4, 2021 |
| Mobility Elevator & Lift Company, Inc | 7 | $6,750 | Feb 25, 2015 |
| Mohamed Twaiti | 4 | $13,000 | Dec 12, 2024 |
| Molding Decor Inc. | 1 | $2,341 | Apr 2, 2025 |
| Monaco Construction Corp | 10 | $66,004 | Jan 4, 2022 |
| Moncon, Inc. | 7 | $27,336 | May 23, 2023 |
| Mondial Tile Corp. | 16 | $20,800 | Aug 19, 2016 |
| Mowla & Son Contracting Corp. | 1 | $2,842 | Jun 24, 2019 |
| MP&L Metal, Inc. | 1 | $4,291 | Apr 30, 2021 |
| Mpi Plumbing Corp. | 1 | $4,000 | May 29, 2024 |
| MR. Demolition Inc. | 5 | $35,181 | Aug 12, 2021 |
| MRRC, LLC | 1 | $4,351 | Jul 13, 2022 |
| MS Building Solutions Inc | 3 | $8,526 | Aug 6, 2019 |
| MSL Construction Inc | 12 | $28,601 | May 31, 2022 |
| MSS Golden Eagle Construction Inc. | 2 | $9,220 | Oct 25, 2023 |
| Mta Crown Heights Utica Ave Subway Station | 2 | $0 | Oct 18, 2024 |
| Mta Lirr Atlantic Terminal | 1 | $0 | Feb 12, 2026 |
| Mta NYCT | 16 | $0 | Aug 5, 2025 |
| Mta NYCT East New York Complex | 24 | $0 | Oct 16, 2026 |
| Mta NYCT 5TH Avenue Station | 1 | $0 | Dec 7, 2022 |
| Mta NYCT Chauncey Street Station | 1 | $0 | Nov 14, 2024 |
| Mta NYCT Church Avenue | 2 | $0 | Nov 18, 2019 |
| Mta NYCT Coney Island | 66 | $0 | Apr 17, 2020 |
| Mta NYCT Coney Island Overhaul Shop | 1 | $0 | Dec 11, 2020 |
| Mta NYCT Dob | 3 | $0 | Sep 27, 2022 |
| Mta NYCT Dos / Flatbush Ave | 5 | $0 | Dec 11, 2015 |
| Mta NYCT East New York Boiler Plant | 8 | $0 | Apr 22, 2024 |
| Mta NYCT East New York Bus Depot | 21 | $0 | Oct 1, 2026 |
| Mta NYCT East New York Bus Depot Truck Shop | 8 | $0 | Oct 8, 2019 |
| Mta NYCT East New York Complex 2 | 2 | $0 | Jun 6, 2025 |
| Mta NYCT East New York Complex Gas Meter Room | 1 | $0 | Dec 12, 2025 |
| Mta NYCT East New York Train Barn | 1 | $0 | Jul 1, 2024 |
| Mta NYCT East New York Truck Shop | 3 | $0 | Oct 20, 2023 |
| Mta NYCT East NY Bus Depot | 16 | $0 | Sep 25, 2025 |
| Mta NYCT East NY Bus Depot Fan House | 7 | $0 | Jan 12, 2021 |
| Mta NYCT Employee Facility Room | 1 | $0 | Feb 14, 2017 |
| Mta NYCT Eny Department of Buses | 2 | $0 | Feb 3, 2025 |
| Mta NYCT Eny Maintenance Shop | 1 | $0 | May 6, 2024 |
| Mta NYCT Eny Overhaul Shop | 15 | $0 | Mar 21, 2024 |
| Mta NYCT Eny Train Barn | 6 | $0 | Oct 8, 2021 |
| Mta NYCT Eny Train Yard | 4 | $0 | Feb 19, 2020 |
| Mta NYCT Eny Truck Shop | 14 | $0 | May 3, 2019 |
| Mta NYCT Flatbush Ave Brooklyn College Station | 1 | $0 | Jan 3, 2024 |
| Mta NYCT Flatbush Bus Depot | 4 | $0 | Mar 6, 2025 |
| Mta NYCT Flatbush Terminal | 7 | $0 | Aug 12, 2022 |
| Mta NYCT Flatbush/Nostrand Avenue | 5 | $0 | Aug 12, 2022 |
| Mta NYCT Headquarters | 2 | $0 | Feb 15, 2024 |
| Mta NYCT Inf HVAC Boiler Plant | 14 | $0 | Feb 27, 2020 |
| Mta NYCT Jackie Gleason Bus Depot | 1 | $0 | Feb 16, 2024 |
| Mta NYCT Jay Street Metrotech Station | 3 | $0 | May 30, 2024 |