| Wilton Corporation | Concrete Barrier Hardware; Bridge Expansion Joint | DBE | TBD | 2 |
| Art at Large | Graphic Design Services | DBE | N/A | 2 |
| Benons LLC | Paratransit Service | DBE | 10/2019 | 2 |
| Monumental Supply Co Inc | Misc Piping | DBE | 10/2019 | 2 |
| CPF, LLC | Utilities - MEDCO Steam (U602, 604) | N/A | 09/2019 | 2 |
| IBI Group A California Partnership | Design Review | N/A | 09/2019 | 2 |
| Priority Construction Corporation | A3 CIP Walls | DBE | 09/2019 | 2 |
| M10, Inc. (Michels) | Utilities - Washington Gas T&M | N/A | 09/2019 | 2 |
| Miller Pipeline, LLC | Utilities - Gas (U101, 102, 304, 501-505) T&M | N/A | 09/2019 | 2 |
| Complete Enhancement | House Renovation | N/A | 09/2019 | 2 |
| Schnabel Foundation Company | Tie-Backs-Area 3 | N/A | 08/2019 | 2 |
| Upstate Steel Inc | SPL Wall Piles | DBE | 08/2019 | 2 |
| Dulles Geotechnical & Material Test | Non-Destructive Evaluation (NDE) Testing | DBE | 08/2019 | 2 |
| Connally Contracting Corp. | UG Retention Boxes & Sand Filters | DBE | 06/2019 | 2 |
| Hirschmugl Heine & Associates, Inc. (HHA) | Construction Support Engineering | DBE | 06/2019 | 2 |
| Upstate Steel Inc | Rebar Supply | DBE | 06/2019 | 2 |
| Terra Site Contractors LLC | MSE Walls - Area 1 | DBE | 06/2019 | 2 |
| Primeline Utility Services Holdings DBA C.W. Wright Construction Company LLC | Utilities - U303 Overhead Pepco | N/A | 06/2019 | 2 |
| Teltronic Towers, Inc. | WSSC Tower & Equipment Shelters | N/A | 06/2019 | 2 |
| True Line Coring & Cutting of Maryland | Brokk Demolition Robot | N/A | 05/2019 | 2 |
| East Coast Concrete Specialties, Inc. | Sawcutting | N/A | 04/2019 | 2 |
| Vision Technologies, Inc. | Utilities - UMD Cable Pull/Splice | N/A | 04/2019 | 2 |
| RCN Telecom Services | Utilities - RCN | N/A | 04/2019 | 2 |
| Empire Landscape LLC | UMD "M"/Montpelier Pond Landscaping | DBE | 04/2019 | 2 |
| Engineered Earth Systems LLC | Crane Analysis | N/A | 04/2019 | 2 |
| Upstate Steel Inc | Fabricate SPL Wall Piles | DBE | 04/2019 | 2 |
| Dynamic Concepts Inc. | Utilities - Verizon Structure/Copper - A1/A3 | N/A | 03/2019 | 2 |
| Jensen Hughs, Inc. | Life Safety | N/A | 03/2019 | 2 |
| Henkels & McCoy Inc. | Pepco OH&UG (U501-U503, 703-705) | N/A | 03/2019 | 2 |
| Wesley Neill Valcarcel DBA Affordable Tree Removal | Clearing & Grubbing - Area 1 | N/A | 02/2019 | 2 |
| High Industries, Inc. (High Steel) | Structural Steel Tub Girders | N/A | 02/2019 | 2 |
| Green Forever Landscaping and Design | Clearing & Grubbing - Area 1 | DBE | 01/2019 | 2 |
| Joseph B Fay Co | Crash Wall | N/A | 01/2019 | 2 |
| Service All | Falkland Apartments - Demo and Rebuild | DBE | 01/2019 | 2 |
| Construction Technology Laboratorie | Mass Concrete Temperature Control Plan | N/A | 01/2019 | 2 |
| Qwest Government Services, Inc. | Utilities - Century Link Gov | N/A | 01/2019 | 2 |
| Anchor Construction Corp. | Utilities - Pepco UG Cable Pulling - A3 | N/A | 01/2019 | 2 |
| L & L Construction Associates | Noise Walls | DBE | 01/2019 | 2 |
| Piping and Corrosion Specialties | Stray Current Protection | N/A | 01/2019 | 2 |
| B Frank Joy LLC | Utilities - Pepco UG (U601, 604) | N/A | 01/2019 | 2 |
| Renesco, Inc. | Shaft/Tunnel Waterproofing | N/A | 01/2019 | 2 |
| DOT Diamond Core Drilling Inc. | Bridge Deck Grooving | N/A | 12/2018 | 2 |
| Whitney Bailey Cox and Magnani LLC | Rock Creek Demo Plan | N/A | 12/2018 | 2 |
| Bardon, Inc. DBA Aggregate Industries | Asphalt Paving & Miling - A1 | N/A | 11/2018 | 2 |
| Centurylink Communications LLC | Utilities - Century Link Comm | N/A | 11/2018 | 2 |
| Level 3 Financing, Inc. | Utilities - Level 3 | N/A | 11/2018 | 2 |
| Traffic Engineering Services | Maintenance of Traffic | DBE | 11/2018 | 2 |
| Strum Contracting Co. | SIP Metal Deck/Shear Studs | DBE | 11/2018 | 2 |
| Digging & Rigging II Inc. | Crane Services | N/A | 11/2018 | 2 |
| Henkels & McCoy Inc. | Utilities - Washington Gas (Unit Rates) | N/A | 11/2018 | 2 |
| Brayman Construction Corp | Drilled Shafts - Area 1 | N/A | 11/2018 | 2 |
| Atlantic Sweeping and Cleaning, Inc. | Street Sweeper | N/A | 10/2018 | 2 |
| Eastern Testing and Inspection Corp. | Weld Inspections | N/A | 09/2018 | 2 |
| Amerigal Construction Company Inc. | Utilities - Segment 5 & 6 Water and Sewer | DBE | 09/2018 | 2 |
| Pleasants Construction, Inc. | Asphalt Paving & Miling - A3 | N/A | 09/2018 | 2 |
| Joseph B Fay Co | University Blvd Bridge Demo | N/A | 09/2018 | 2 |
| Clark Construction LLC | Area 1 SPL Walls | N/A | 09/2018 | 2 |
| Garney Companies Inc. | 60" Watermain Relocation | N/A | 09/2018 | 2 |
| MC Dean Inc. | Train Control - Install | N/A | 09/2018 | 2 |
| Upstate Steel Inc | Wire Mesh for Tunnel | DBE | 09/2018 | 2 |
| Rivers Construction Group LTD | Segment 7 Water | DBE | 08/2018 | 2 |
| Midatlantic Piling, Inc. | Area 1 & 3 Pile Driving | N/A | 08/2018 | 2 |
| Down Under Contruction | Directional Drilling | N/A | 08/2018 | 2 |
| Upstate Steel Inc | Soldier Piles Fabrication; Pile Points | DBE | 08/2018 | 2 |
| District Safety Products Inc. | Miscellaneous Safety Supplies | DBE | 07/2018 | 2 |
| Moretrench American Corp | Paint Branch Dewatering System | N/A | 07/2018 | 2 |
| Amerigal Construction Company Inc. | Segment 7 Sewer | DBE | 07/2018 | 2 |
| Priority Construction Corporation | Modular Block Walls | DBE | 07/2018 | 2 |
| Structural Concrete Products LLC | BW PKWY - SOE Soldier Piles | N/A | 07/2018 | 2 |
| MC Dean Inc. | Electrical | N/A | 07/2018 | 2 |
| Brayman Construction Corp | Soldier Pile Walls - Area 3 | N/A | 07/2018 | 2 |
| Kim H Young | Design Review | N/A | 07/2018 | 2 |
| Mulford Construction Co. | Segment 6 Drainage | N/A | 06/2018 | 2 |
| Rivers Construction Group LTD | Segment 7 Drainage | DBE | 06/2018 | 2 |
| Stella May Contracting | UG MEDCO Electric (U601, U602, U604) | DBE | 06/2018 | 2 |
| Geoconstructors Inc | Stone Columns | N/A | 06/2018 | 2 |
| Upstate Steel Inc | Pipe Piles for Lyttonsville Bridge | DBE | 06/2018 | 2 |
| Pessoa Construction Company | Segment 3 - Water | DBE | 06/2018 | 2 |
| Terracon Consultants Inc | Rock Creek Geotech | N/A | 05/2018 | 2 |
| MC Dean Inc. | Traction Power Substation System/Install (TPSS) | N/A | 05/2018 | 2 |
| Midwest Mole, Inc. | Bore 36" Pipe | N/A | 05/2018 | 2 |
| National Tunnel | Mine Rescue Training | N/A | 05/2018 | 2 |
| F D Neal | Manchester Place | N/A | 05/2018 | 2 |
| Decisive | Comcast UG (U601; U705) | N/A | 05/2018 | 2 |
| LK Comstock | Track and OCS | N/A | 05/2018 | 2 |
| Pessoa Construction Company | Concrete Barrier Walls | DBE | 04/2018 | 2 |
| Strum Contracting Co. | Welding Services | DBE | 04/2018 | 2 |
| Aver Technologies | Pile Driving Analyzer (PDA) Testing | DBE | 04/2018 | 2 |
| MC Dean Inc. | Fare System | N/A | 04/2018 | 2 |
| Sioux Services LLC | Waste Oil Services | DBE | 04/2018 | 2 |
| Beton-Und Monierbau USA Inc. | Tunnel Operators | N/A | 03/2018 | 2 |
| Huval & Associates Inc. | Construction Engineering | N/A | 03/2018 | 2 |
| Hensel Phelps Construction Co | Complex Stations | N/A | 03/2018 | 2 |
| Insight LLC | Utility Locating Service | N/A | 02/2018 | 2 |
| Mark-Lang Inc. | Milliing Glenridge Yard | DBE | 02/2018 | 2 |
| Interlock Steelworkers, Inc. | CCT Pedestrian Bridges | DBE | 02/2018 | 2 |
| Priority Construction Corporation | Concrete Flatwork | DBE | 02/2018 | 2 |
| Case Foundation Company | Drilled Shafts | N/A | 02/2018 | 2 |
| Brundage-Bone & Blanchett LLC | Concrete Pumping | N/A | 01/2018 | 2 |
| Jones & Wood Inc. | Plumbing Services | N/A | 01/2018 | 2 |
| HNTB Corporation | Design Services | N/A | 01/2018 | 2 |
| Roadsafe Traffic Systems, Inc. | Maintenance of Traffic | N/A | 01/2018 | 2 |
| Hardscapes Construction Inc. | MSE Walls | DBE | 01/2018 | 2 |
| MC Dean Inc. | Traffic Signals / ITS | N/A | 01/2018 | 2 |
| Bardon, Inc. DBA Aggregate Industries | Asphalt Paving - Giant Access Driveway | N/A | 01/2018 | 2 |
| Hunt Valley Contractors, Inc. | Concrete Staining | N/A | 01/2018 | 2 |
| Reviera Enterprises Inc. | Vac Truck Services | DBE | 01/2018 | 2 |
| WO Grubb Steel Erection, Inc. | Crane Services | N/A | 01/2018 | 2 |
| Chesapeake Electrical Systems | Equipment Yard - Gate | N/A | 12/2017 | 2 |
| L & L Construction Associates | U401 Underground | DBE | 12/2017 | 2 |
| Interlock Steelworkers, Inc. | Furnish and Install Rebar | DBE | 12/2017 | 2 |
| Metropolitan Protective Service | Security Guard Services | DBE | 12/2017 | 2 |
| UCR Acquisition | Tower Crane | N/A | 12/2017 | 2 |
| Nicholson Construction | Area 2 Tiebacks | N/A | 12/2017 | 2 |
| Wilson Technologies, Inc. | Cleaning Service | DBE | 11/2017 | 2 |
| HRV Conformance Verification Assoc. | Off-Site QA Inspection | DBE | 11/2017 | 2 |
| American Engineers Group LLC | Construction Support Engr: Utilities - U401 Overhead Comm | DBE | 11/2017 | 2 |
| Firvida Construction Corp. | Stone Veneer | DBE | 11/2017 | 2 |
| Tegeler Source LLC | Lagging - Bethesda | DBE | 11/2017 | 2 |
| Long Fence Company, Inc. | Guardrails | N/A | 10/2017 | 2 |
| Johnson Hydro Seeding Corp | Soil Stabilization | N/A | 10/2017 | 2 |
| Modern Times, Inc. | DBE Program Mgmt. | DBE | 09/2017 | 2 |
| Croissette, LLC DBA Maryland Security Professionals | Mobile Security Cameras | DBE | 09/2017 | 2 |
| Wholesale Electric Caribe, Inc. | Tunnel Temp Elec Equipment | DBE | 09/2017 | 2 |
| Baldwin Line Construction of MD | Utilities - U401 Overhead Comm | DBE | 09/2017 | 2 |
| Burton F Clark Inc. | Throwing Fields | N/A | 09/2017 | 2 |
| Lzhang Consulting & Testing LTD | Tunnel Shotcrete Support | N/A | 09/2017 | 2 |
| CorrTech, Inc. | Cathodic Protection (U401) | N/A | 09/2017 | 2 |
| Dynamic Concepts Inc. | U401 Gas Line | N/A | 09/2017 | 2 |
| Clark Construction LLC | Area 2 Soldier Piles | N/A | 09/2017 | 2 |
| Hensel Phelps Construction Co | OMF | N/A | 08/2017 | 2 |
| Paul B Merritt Excavating | K-192 On-call Grading | N/A | 08/2017 | 2 |
| Quality Pipe Cleaning Co. Inc. | Video Inspection | N/A | 07/2017 | 2 |
| Elite Hauling Group Inc. | Trucking | DBE | 07/2017 | 2 |
| Seeram Enterprise LLC | Trucking | DBE | 06/2017 | 2 |
| Bulldog Distribution Trucking LLC | Trucking | DBE | 06/2017 | 2 |
| Lynns Trucking Inc. | Trucking | DBE | 06/2017 | 2 |
| DIW Group Inc. DBE Specialized Engineering | QA Lab | N/A | 06/2017 | 2 |
| DOT Diamond Core Drilling Inc. | Sawcutting | N/A | 06/2017 | 2 |
| Midlantic Marking Inc. | Pavement Markings | N/A | 04/2017 | 2 |
| Violeta Grounds Management Co Inc. | Root Pruning | DBE | 04/2017 | 2 |
| John E. Kelly & Sons Electrical Cons. | Tunnel Temp Elec | N/A | 04/2017 | 2 |
| Dimensional Products Inc. | Crash Barrier Accessories | DBE | 04/2017 | 2 |
| Siemens Industry Inc. | Train Control System | N/A | 03/2017 | 2 |
| Foundation Test Group Inc. | Pre and Post Construction Survey | DBE | 03/2017 | 2 |
| Kelly Engineered Equipment LLC | Ventline Handler | N/A | 03/2017 | 2 |
| Orkin LLC | Pest Control | N/A | 03/2017 | 2 |
| Apex Companies | Underground Tank Removal | N/A | 03/2017 | 2 |
| TSC Transport | Aggregate | DBE | 03/2017 | 2 |
| Henkels & McCoy Inc. | U401 Overhead Electrical Work | N/A | 02/2017 | 2 |
| C&M Home Heating Oil Distribution | Fuel Distribution | DBE | 02/2017 | 2 |
| Soldata DBA Sixense | Geotech Noise and Vibration Monitoring | N/A | 02/2017 | 2 |
| John Wanyne Sewell DBE Specialized Patterns | Safety Trainer | N/A | 02/2017 | 2 |
| Quinn Consulting Services Inc. | QA Inspection | DBE | 01/2017 | 2 |
| Twin Oak Tree Care LLC | Clearing & Grubbing | N/A | 01/2017 | 2 |
| Beton-Und Monierbau USA Inc. | Bethesda Muck Sys Design | N/A | 01/2017 | 2 |
| Long Fence Company, Inc. | Temporary Fencing | N/A | 01/2017 | 2 |
| Road Safety LLC | Maintenance of Traffic | DBE | 12/2016 | 2 |
| Kroner Environmental Services Inc. | Temp Water Treatment Plant | N/A | 12/2016 | 2 |
| A Esteban & Company | Copier Machine | DBE | 12/2016 | 2 |
| Road Safety LLC | Supplies for Maintenance of Traffic | DBE | 12/2016 | 2 |
| Seed & Site Solutions | Erosion Control | DBE | 12/2016 | 2 |
| Barco Enterprises, Inc. | Building Demolition | N/A | 12/2016 | 2 |
| BATTA Environmental Associates, Inc. | Hazardous Material Disposal | DBE | 11/2016 | 2 |
| Connor Consulting Inc. | Tunnel Temporary Power Design | N/A | 11/2016 | 2 |
| Vangel Paper | Paper Shredding | DBE | 11/2016 | 2 |
| AJ Stationers, Inc. | Office Supplies | DBE | 11/2016 | 2 |
| SNC-Lavalin Rail & Transit Inc. | Rolling Stock Advisor | N/A | 10/2016 | 2 |
| Soil and Land Use Technology | QC Materials & Lab Text | DBE | 10/2016 | 2 |
| HNTB Corporation | QC Inspection | N/A | 10/2016 | 2 |
| District Health Care-First Choice | Medical Supplies | DBE | 10/2016 | 2 |
| Grubb Printing & Stamp Co., Inc. | Project Printing | DBE | 09/2016 | 2 |
| KJMK Management, Inc. (RealStreet Staffing) | Temp Staff | DBE | 09/2016 | 2 |
| Testing Engineering & Consulting SE | Fiber Beam Testing | N/A | 09/2016 | 2 |
| Transit Safety & Security Solutions | System Safety & Certification | DBE | 09/2016 | 2 |
| Revey Associates | Blasting Consultant | N/A | 09/2016 | 2 |
| MC Dean Inc. | Communications System | N/A | 09/2016 | 2 |
| Stokes Creative Group LLC | Public Outreach Consultants | DBE | 09/2016 | 2 |
| The Lane Construction Corporation | Survey Modeling | N/A | 09/2016 | 2 |
| Floura Teeter Landscape Architects | Artwork Manager | DBE | 09/2016 | 2 |
| Atkins | Lead Design Firm | N/A | 07/2016 | 2 |
| CAF USA | LRV Supply | N/A | 06/2016 | 2 |
| Wetland Studies and Solutions Inc. | Environmental Permit Manager | N/A | 04/2016 | 2 |
| Point Management Group, LLC | DBE Program Manager | DBE | 04/2016 | 2 |
| Rivus | Drainage & Design Support | DBE | May-17 | 3 |
| ESD | Drainage & Design Support | DBE | May-17 | 3 |
| CMC Repro & Associates, Inc. | Printing | DBE | Feb-17 | 3 |
| CST Engineering, Inc. | Walls, Bridges | DBE | Feb-17 | 3 |
| Zest | Drainage and Design Support | DBE | Feb-17 | 3 |
| T3 | Maintenance of Traffic | DBE | Jan-17 | 3 |
| SuYash Consulting | Drainage & Design Support During Construction | DBE | Jan-17 | 3 |
| Advanced Engineering Design | Specifications, Technical Writer | DBE | Jan-17 | 3 |
| DMY Engineering Consultants, Inc. | Geotechnical Drilling | DBE | Sep-16 | 3 |
| Rinker Design Associates, P.C. | Utility coordination and design | - | Aug-16 | 3 |
| AB Consultants, Inc | Subsurface Utility Engineering Support, Utility Coodination | DBE | Aug-16 | 4 |
| CC Johnson & Malhotra, PC | Utility Design | DBE | Aug-16 | 4 |
| CV, Inc | Subsurface Utility Engineering Support, Engineering Support | DBE | Aug-16 | 4 |
| The Plan Source, Inc | Utility Permit Coordination, Utility Design | DBE | Aug-16 | 4 |
| The Transtec Group | Pavement Design | DBE | Aug-16 | 3 |
| Wilson Ihrig & Associates, Inc. | Noise & Vibration Control | - | Aug-16 | 3 |
| Cross-Spectrum Acoustics, Inc. | Noise Analysis & Engineering Services | DBE | Aug-16 | 4 |
| Bryant Associates, Inc | Roadway, Signing & Pavement Marking | DBE | Aug-16 | 3 |
| Soil and Land Use Technology, Inc. | Corrosion Control | DBE | Aug-16 | 3 |
| iDesign Engineering | Roadway, Signing and Pavement Marking | DBE | Aug-16 | 3 |
| Floura Teeter Landscape architects, Inc | Landscape & Streetscape | DBE | Aug-16 | 3 |
| Iron Horse Architects, Inc | Platform/Station Architecture | DBE | Aug-16 | 3 |
| Mimar Architects and Engineers, Inc | Platform/Station Architecture | DBE | Aug-16 | 3 |
| Fehr & Peers | Traffic modeling and analysis | - | Aug-16 | 3 |
| MCV Associates, Inc. | Traffic signal Warrant Analysis | DBE | Aug-16 | 4 |
| Straughan Environmental, Inc. | Drainage, Environmental, Design Support | DBE | Aug-16 | 3 |
| SZ PM Consultants, Inc. | Document Control | DBE | Aug-16 | 3 |
| AB Consultants, Inc | Survey, Site Civil, Engineering Support | DBE | Aug-16 | 3 |
| ECS | Geotechnical exploration | - | Aug-16 | 3 |
| Dan Brown Associates | Geotechnical engineering | - | Aug-16 | 4 |
| HCL Engineering and Surveying, LLC | Platform Structures | DBE | Aug-16 | 3 |
| Mott MacDonald (MM) | Tunnel and underground station design | - | Aug-16 | 3 |
| Global Engineering Solutions, Inc | Station MEP & Design Support During Construction | DBE | Aug-16 | 4 |
| Daniel Consultants, Inc. | Traffic Signals, Lighting, Drainage, Engineering Support | DBE | Aug-16 | 3 |
| DMY Engineering Consultants, Inc. | Geotechnical Drilling | DBE | Aug-16 | 4 |
| Dulles Geotech. & Material Tstng. Srvcs. | Material Testing, Engineering Services | DBE | Aug-16 | 4 |
| Flagger Network LLC | Geotechnical Investigation, Traffic Control | DBE | Aug-16 | 4 |
| Precision Measurements, Inc. | Geotechnical Boring Surveying | DBE | Aug-16 | 4 |
| Soil and Land Use Technology, Inc | Geotechnical Drilling | DBE | Aug-16 | 4 |
| Endesco, Inc | Roadway, Drainage, Site Civil, Environmental, Design Support | DBE | Aug-16 | 3 |
| ReStl Designers | Walls, Bridges | DBE | Aug-16 | 3 |
| CC Johnson & Malhotra, PC | Walls, Bridges, Systems & Design Support During Construction | DBE | Aug-16 | 3 |
