| Punch Out Specialist Team, LLC | 4 | $0 | Jul 11, 2018 |
| Purrazzello & Son LLC | 6 | $1,750 | Jul 15, 2024 |
| Quality Contracting | 9 | $2,100 | Oct 6, 2016 |
| Quality Landscaping, Inc. | 12 | $1,337 | Oct 8, 2019 |
| Quality Sanitation Service LLC | 3 | $300 | Jun 8, 2022 |
| Quantum Lean | 14 | $3,351 | May 6, 2015 |
| R & C Remodeling LLC | 17 | $2,400 | Jul 20, 2026 |
| R & G Home Remodeling LLC | 16 | $11,999 | Jun 9, 2026 |
| R & R Contracting Utilities, Inc. | 9 | $6,625 | May 15, 2025 |
| R & R General Contractors | 4 | $750 | Sep 11, 2023 |
| R E Harrington & Sons Plumbing & Utilities LLC | 10 | $7,404 | Jul 12, 2023 |
| R J Steel Erectors, LLC | 1 | $0 | Apr 8, 2019 |
| R. A. Walton & Co., Inc. | 5 | $0 | Dec 5, 2016 |
| R. E. Harrington Plumbing and Heating Company, Inc. | 14 | $11,276 | Sep 4, 2022 |
| R. F. Warder, Inc. | 15 | $276,900 | Jun 5, 2018 |
| RA Sushi Baltimore Corp. | 7 | $1,238 | Jun 4, 2024 |
| Rafael Cruz Guevara | 2 | $900 | Jul 24, 2015 |
| Railway Products Group Inc. | 18 | $3,500 | May 29, 2026 |
| Ram Restoration Contractors, Inc. | 22 | $2,700 | May 21, 2019 |
| Rambow Builders, Inc. | 4 | $1,500 | Apr 30, 2018 |
| Rardin Restaurants LLC | 2 | $2,975 | Jul 6, 2022 |
| Raskin Built, LLC | 14 | $3,665 | Jan 22, 2026 |
| Ray Machine Inc. | 41 | $8,175 | Dec 5, 2019 |
| RCM Contractors LLC | 15 | $9,350 | May 21, 2024 |
| Rda Construction LLC | 6 | $2,625 | Mar 31, 2023 |
| Ream Roofing Associates, LLC | 16 | $1,700 | Dec 20, 2022 |
| Reich Construction, LLC | 21 | $6,727 | Jul 10, 2023 |
| Reliable Churchill LLLP | 4 | $5,125 | Aug 4, 2015 |
| Reliable Installation Services LLC | 3 | $729 | Oct 29, 2019 |
| Reliable Solutions Mep, LLC | 1 | $0 | Jun 5, 2025 |
| Remarkable Home LLC | 4 | $2,250 | Jun 14, 2018 |
| Renovo Group, LLC | 2 | $716 | Apr 17, 2019 |
| Ricardo Harractsingh | 6 | $2,850 | Dec 8, 2023 |
| Riggs Distler & Company, Inc. | 54 | $44,700 | Feb 18, 2025 |
| Rivas & Amaya Construction, LLC | 5 | $2,125 | Mar 12, 2021 |
| Rivas Construction LLC | 16 | $3,075 | Dec 15, 2023 |
| Rivera's Roofing LLC | 9 | $2,375 | Apr 12, 2019 |
| RKNY Electric & Construction LLC | 5 | $1,100 | Sep 21, 2022 |
| Roane's Rigging & Transfer Company, Inc. | 15 | $4,350 | Aug 5, 2015 |
| Robert Structural Services, Inc. | 4 | $2,175 | Dec 6, 2018 |
| Roberto Coello Pinto | 10 | $1,950 | May 1, 2023 |
| Roberto Salvtierra | 7 | $1,811 | Jul 27, 2022 |
| Robey, Inc. | 35 | $9,252 | Jun 29, 2022 |
| Rodney Scott Marguardt | 1 | $225 | Mar 1, 2024 |
| Rodrigo Alvarez | 10 | $2,700 | May 6, 2019 |
| Roebuck Printing, Inc. | 7 | $2,281 | Jan 31, 2020 |
| Roger Stansbury | 4 | $2,100 | Mar 3, 2021 |
| Roland Slate of Maryland Inc. | 1 | $3,500 | Apr 22, 2026 |
| Roland Slate Service Co. Inc. | 27 | $11,116 | Jul 15, 2025 |
| Roman Mechanical Inc. | 7 | $1,260 | Nov 18, 2019 |
| Ron Kemper Masonry, LLC | 4 | $375 | Nov 28, 2017 |
| Ronald Lobos | 4 | $875 | Jul 16, 2015 |
| Rosedale Roofing Company, Inc. | 84 | $64,897 | Oct 3, 2023 |
| Roy Kirby & Sons, Inc. | 51 | $4,178 | Aug 9, 2016 |
| RPS Home Improvements LLC | 6 | $1,361 | Jun 9, 2026 |
| Ruben Antonio Romero Lopez | 2 | $375 | Oct 2, 2023 |
| Ruff Roofers, LLC | 53 | $20,646 | May 18, 2026 |
| Russel Route Forty West, LLC | 9 | $2,809 | Jan 26, 2022 |
| Ruxton Chocolates LLC | 17 | $3,530 | Feb 14, 2019 |
| Rye Street CRG LLC | 8 | $3,915 | May 9, 2025 |
| S & T Home Improvement, LLC. | 2 | $375 | Sep 18, 2019 |
| S.A.M. Remodeling LLC | 19 | $18,300 | Dec 6, 2023 |
| Said Jimenez Fuentes | 3 | $735 | May 19, 2015 |
| Sales Construction, LLC | 5 | $3,300 | Feb 26, 2024 |
| Samantha Lee Logan | 6 | $2,066 | Jan 4, 2019 |
| Santiago Construction | 8 | $1,837 | Mar 31, 2026 |
| Santiago Garcia | 3 | $687 | Oct 27, 2017 |
| Santos Construction Company, Inc. | 97 | $87,062 | Apr 15, 2026 |
| Sarlo Corporation | 4 | $762 | Dec 1, 2021 |
| Sartor General Service LLC | 5 | $1,500 | Aug 8, 2023 |
| Scaffolding Solutions, LLC | 3 | $2,275 | Nov 21, 2022 |
| Schimdt Baking Company, Incorporated | 2 | $1,275 | Oct 2, 2015 |
| Seaboard Asphalt Products Company | 43 | $7,599 | Apr 21, 2017 |
| Sealtite Applicators, Inc. | 59 | $15,576 | Jul 30, 2018 |
| Sears Roebuck and Co. | 82 | $14,438 | Jan 17, 2017 |
| Second Century Homes, LLC | 12 | $500 | May 23, 2017 |
| Segmental Wall Specialists, Inc. | 1 | $0 | Aug 14, 2015 |
| Select Event Group, Inc. | 3 | $1,812 | May 13, 2021 |
| Senate Masonry Inc. | 42 | $9,231 | Jun 26, 2023 |
| Seneca Heating and Cooling LLC | 3 | $1,350 | Oct 13, 2017 |
| Sergio Abundis Verdad | 4 | $75 | Aug 23, 2018 |
| Sessa Sheet Metal Contractors, Inc. | 63 | $11,265 | Feb 7, 2023 |
| Shasta Beverage Company, Inc. | 3 | $5,210 | Oct 27, 2025 |
| Sheldon & Sons, Inc. | 8 | $3,500 | May 21, 2024 |
| Shepherd Electric Company, Inc. | 30 | $28,119 | Jan 21, 2022 |
| Shoppers Food Warehouse MD Corp. and Its Successors | 7 | $2,410 | Aug 3, 2021 |
| Shrader Electric Company, Inc. | 5 | $262 | Oct 18, 2019 |
| Shree Sai Siddhi Baltimore LLC | 2 | $0 | Aug 29, 2019 |
| Simpson of Maryland, Inc. | 7 | $4,438 | Nov 3, 2017 |
| Sinai Hospital of Baltimore, Inc. | 25 | $3,758 | Jan 15, 2021 |
| Sis Industrial Services, Inc. | 19 | $540 | Jan 24, 2018 |
| Skyclean, Inc. | 2 | $1,375 | May 12, 2025 |
| Sodexomagic, LLC | 6 | $3,600 | May 26, 2026 |
| Solutions General Contractors, Inc. | 9 | $3,804 | Aug 21, 2025 |
| Sonesta International Hotels Corp | 5 | $0 | Nov 18, 2021 |
| Sosa Framing LLC | 4 | $840 | Oct 23, 2018 |
| Southern Acoustics, Inc. | 9 | $787 | Aug 19, 2025 |
| Southern Boy Concepts | 4 | $2,600 | Nov 15, 2018 |
| Southern Pacific Supply Co., Inc. | 63 | $11,650 | Jul 13, 2017 |
| Southway Builders, Inc. | 12 | $2,143 | Aug 18, 2025 |
| Spacecon, LLC | 28 | $2,748 | Jun 9, 2016 |
| Sparkee Awnings, Inc. | 39 | $10,825 | Aug 12, 2016 |
| Spiniello Companies, Inc. | 4 | $1,575 | Oct 24, 2022 |
| Spiniello Companies, Inc. A/K/A Spiniello Companies | 12 | $8,100 | Oct 28, 2020 |
| Spot on Staffing, LLC | 6 | $980 | Sep 1, 2023 |
| SRV Homes, LLC | 4 | $3,000 | Jun 21, 2017 |
| SSC Baltimore Operating Company LLC | 3 | $0 | Aug 5, 2020 |
| ST. Mary's Roofing & Home Improvement | 1 | $0 | Jan 20, 2026 |
| ST. Mary's Seminary and University | 3 | $0 | Nov 14, 2019 |
| ST. Paul Place Specialists, Inc. | 3 | $0 | Jul 30, 2020 |
| ST. Vincent de Paul of Baltimore, Inc. | 1 | $875 | Apr 17, 2025 |
| Staff Managment SMX, LLC | 3 | $1,350 | Aug 30, 2019 |
| Stafford Systems, Inc. | 23 | $5,450 | Dec 14, 2021 |
| Stamper Electric, Inc. | 18 | $2,799 | Dec 12, 2019 |
| Star Electric Company, Inc. | 28 | $4,455 | May 19, 2017 |
| State of Maryland | 12 | $2,000 | Nov 4, 2026 |
| Stephen M. Zemaitatis, JR. | 2 | $0 | Nov 2, 2023 |
| Stericycle, Inc. | 29 | $14,235 | Nov 4, 2025 |
| Steve Spurlin | 7 | $2,100 | Jul 14, 2023 |
| Steven Goolsby | 6 | $1,312 | Feb 24, 2025 |
| Stinebaugh Masonry LLC | 25 | $12,930 | Jan 30, 2020 |
| Stone Mill Bakery and Fine Foods, Inc. | 29 | $3,452 | May 20, 2026 |
| Stonemor LLC | 4 | $500 | Nov 24, 2020 |
| Stoney Creek Restoration LLC | 3 | $813 | Mar 13, 2024 |
| Store it All Baltimore LLC | 3 | $100 | Dec 19, 2018 |
| Stringer Construction, LLC | 3 | $1,012 | Apr 23, 2021 |
| Structural Preservation Systems, LLC | 20 | $255 | Aug 4, 2022 |
| Summit Electric Company | 20 | $2,960 | Feb 28, 2019 |
| Supplies Unlimited, Inc. | 1 | $925 | Dec 11, 2023 |
| Supreme Tree Expert LLC | 7 | $959 | Jun 6, 2024 |
| SVG Construction LLC | 7 | $1,375 | Oct 3, 2024 |
| T & T New Life Roofing Company, LLC | 14 | $8,923 | Apr 30, 2019 |
| T&D Plumbing and Heating Company, Inc. | 32 | $11,922 | Feb 22, 2019 |
| Tabora Air Conditioning & Heating LLC | 2 | $0 | Jan 6, 2023 |
| Tadesse & Associates, Inc. | 3 | $437 | Nov 3, 2016 |
| Tag Engineering, Inc. | 37 | $6,425 | Jan 23, 2025 |
| Tartan Terminal, Inc. | 4 | $8,260 | Feb 23, 2015 |
| TCN Contracting, Inc. | 4 | $225 | Oct 22, 2015 |
| Team Villeda Remodeling, LLC | 3 | $2,100 | Apr 9, 2024 |
| Tech Contracting Company, Inc. | 48 | $8,742 | Aug 23, 2022 |
| Telligent Masonry, LLC | 27 | $21,137 | Jul 8, 2026 |
| Temescal Wellness of Maryland, LLC | 9 | $3,185 | Jul 17, 2024 |
| Temps Now Inc. | 4 | $3,400 | Aug 30, 2022 |
| Tensile Structure Systems | 1 | $0 | Oct 31, 2024 |
| Terry Smith | 11 | $0 | Jun 29, 2015 |
| The A. J. Sackett - Sons Company | 21 | $2,430 | Mar 23, 2021 |
| The Baltimore Sun Company, L.L.C. | 1 | $0 | Sep 14, 2015 |
| The Belt's Corporation | 4 | $619 | Jun 16, 2025 |
| The Berg Corporation | 25 | $1,340 | Oct 16, 2025 |
| The Best Tree Service LLC | 6 | $1,200 | Jan 3, 2024 |
| The Brothers Construction LLC | 41 | $9,421 | Jan 25, 2019 |
| The George N Sieglein Roofing Corporation | 11 | $7,161 | Aug 19, 2020 |
| The Good Samaritan Hospital of Maryland, Inc. | 1 | $0 | Nov 16, 2020 |
| The Goodyear Tire & Rubber Company | 27 | $8,550 | Feb 3, 2026 |
| The Home Depot USA, Inc. | 71 | $30,674 | Sep 20, 2022 |
| The James Walker Co. | 14 | $1,337 | Feb 19, 2015 |
| The Johns Hopkins Hospital | 23 | $4,060 | Sep 10, 2024 |
| The Link Company | 4 | $450 | Jun 15, 2017 |
| The Michaels Company | 6 | $3,900 | Feb 4, 2019 |
| The Michaels Organization, LLC | 3 | $0 | Aug 6, 2020 |
| The National Lumber Company | 23 | $4,004 | Jan 14, 2019 |
| The P.T. O'Malley Lumber Company, Inc. | 59 | $15,330 | Sep 8, 2015 |
| The Poole and Kent Corporation | 52 | $9,305 | Aug 18, 2026 |
| The Pride Center of Maryland, Inc. | 1 | $0 | Dec 2, 2021 |
| The Ritchie Lumber and Building Supply Company | 8 | $775 | Mar 20, 2019 |
| The Roof Guy of Baltimore, LLC | 7 | $815 | Jul 29, 2019 |
| The Rukert Terminals Corporation | 26 | $17,092 | Mar 27, 2026 |
| The Sherwin-Williams Manufacturing Company | 8 | $5,270 | Dec 27, 2024 |
| The Terminal Corporation | 9 | $4,964 | Jun 30, 2023 |
| The Thomas Roofing Company, Inc. | 26 | $4,559 | Feb 10, 2020 |
| The Webstaurant Store, Inc. | 9 | $2,365 | Jul 12, 2023 |
| The Whiting-Turner Contracting Company | 179 | $108,013 | Jun 22, 2026 |
| THS Construction Company, Inc. | 1 | $437 | Jan 3, 2018 |
| Tilley Chemical Co., Inc. | 8 | $810 | Jan 20, 2015 |
| Time Organization Inc | 1 | $350 | Feb 11, 2025 |
| Tithe Corp. | 24 | $6,550 | May 6, 2026 |
| TLK Landscaping LLC | 11 | $1,000 | May 12, 2026 |
| TM Home Construction LLC | 6 | $1,425 | Jun 17, 2024 |
| Tnemec Company, Inc. | 37 | $6,230 | Nov 7, 2024 |
| TNW Properties | 4 | $0 | Feb 3, 2026 |
| Tobar Construction, Inc. | 26 | $10,394 | Oct 23, 2026 |
| Toj Carpentry LLC | 17 | $3,630 | Mar 2, 2022 |
| Tom Thieman | 4 | $648 | Sep 11, 2024 |
| Tom Thieman Tree and Stump Removal, LLC | 4 | $920 | Dec 19, 2019 |
| Tomahawk Development, LLC | 6 | $1,875 | Oct 7, 2020 |
| Total Turf Works Unlimited LLC | 3 | $648 | Sep 12, 2024 |
| Towson Mechanical Incorporated | 39 | $11,574 | Jul 6, 2026 |
| Tracy Everett | 6 | $2,437 | Feb 4, 2021 |
| Traffic Engineering Services de, LLC | 1 | $1,800 | Jul 30, 2024 |
| Tri-County Roofing & Sheet Metal, Inc. | 43 | $14,317 | Jun 13, 2024 |
| Triple Star Construction, Inc. | 39 | $18,349 | Mar 1, 2024 |
| Tripod Holdings, LLC | 6 | $2,471 | Jul 7, 2023 |
| Truck and Trailer Repair Center, Inc. | 27 | $1,455 | Feb 24, 2026 |
| Truck Crane Solutions Mid-Atlantic, LLC | 27 | $9,985 | May 22, 2026 |
| True Power Solutions, LLC | 1 | $100 | Oct 18, 2023 |
| TSW Roofing Solutions, Inc. | 11 | $6,236 | Mar 20, 2019 |
| Tulkoff Food Products, LLC | 42 | $14,150 | Dec 8, 2025 |
| Turner Roofing Co., Inc. | 43 | $25,488 | Apr 2, 2025 |
| Twins Construction LLC | 8 | $1,134 | Mar 11, 2019 |
| Two Bulls Construction LLC | 2 | $1,150 | Jan 31, 2024 |