Awarded Contracts
EXPERTS IN DELIVERING COMPLEX RAIL TRANSIT PROJECTS
Awarded Contracts
EXPERTS IN DELIVERING COMPLEX RAIL TRANSIT PROJECTS
Maryland Transit Solutions has implemented a competitive bidding process that ensures fair treatment of firms in the Purple Line Project. Please continue to check back here for the updated awarded contracts.
SCROLL THROUGH THE AWARDED CONTRACTS BELOW.
| Firms: | Tier: | Prime: | Scope: | DBE: |
|---|---|---|---|---|
| 3M | 2nd | MTS | Safety Training | - |
| A&A Consultants, Inc. | 2nd | MTS | Engineering Consultants | DBE |
| A&A Consultants, Inc. | 2nd | MTS | Demo NW Branch Bridge | DBE |
| Aaron Enterprises | 2nd | MTS | Jack and Bore | - |
| A-Plus Contracting, LLC | 3rd | Aaron Enterprises | Temporary Contract Labor | DBE |
| Accumark Inc | 2nd | MTS | Utilities | - |
| Ackerman and Baynes LLC | 2nd | MTS | Design & Fabricated Bridge Items | DBE |
| Aegis Project Controls | 2nd | MTS | Consultant Scheduling Services | - |
| AFECOM, INC | 2nd | MTS | Survey Services | - |
| Alava International | 2nd | MTS | Survey Services | - |
| Amaya Enterprises | 2nd | MTS | Aconex Support and Maintenance | - |
| American Rail Engineers Corp (ARE) | 2nd | MTS | 360 Photo Ocu-Map | - |
| American Shotcrete Association | 2nd | MTS | ACI shotcrete Nozzlemen training | - |
| Anchor Construction Corporation | 2nd | MTS | Utilities | - |
| Anchor Construction Corporation | 2nd | MTS | Utilities Pepco Bonifant | - |
| Andrew's Equipment Co, Inc. | 2nd | MTS | Concrete Pumping | - |
| Antigo Construction, Inc. | 2nd | MTS | Concrete Pavement Rubblizing, Cracking & Seating, and Breaking for Removal | - |
| Apex Companies | 2nd | MTS | Environmental Spills | - |
| Artlandscape (LandArt Associates) | 2nd | MTS | AIT Pavers | - |
| Arya Civil, LLC | 2nd | MTS | Light Pole Foundation and Conduit Installation | DBE |
| Atelier Manferdini | 2nd | MTS | Artist | - |
| Atlantic Sweeping and Cleaning, Inc. | 2nd | MTS | Street Sweeping | - |
| Aves Construction Corp. | 2nd | MTS | Wet Utilities | DBE |
| Azierta Llc | 2nd | MTS | Engineering Consultants | - |
| Binnie | 2nd | MTS | Engineering Consultants | - |
| Bison Rail Systems | 2nd | MTS | Rail Drilling | - |
| Blue Jay Construction LLC | 2nd | MTS | Fireproofing Insulation & Fire Rated Gasline Enclousure | - |
| Brierly Associates Corp | 2nd | MTS | Blasting | - |
| Brown Safety Consulting | 2nd | MTS | Onsite HSE Professional for Safety | DBE |
| BRUNDAGE-BONE CONCRETE PUMPING | 2nd | MTS | Concrete Pumping and Conveyors | - |
| Brussell Exterminating Service | 2nd | MTS | Pest Control | - |
| Bulldog Distribution Trucking | 2nd | MTS | Core Trench Clay | DBE |
| Bulldog Distribution Trucking | 2nd | MTS | Aggregate | DBE |
| Bulldog Distribution Trucking | 2nd | MTS | Trucking and Hauling | DBE |
| C&D Auto Service | 2nd | MTS | Maintenance and Repair of Fleet Vehicles | - |
| C3M Power Systems LLC | 2nd | MTS | OCS | - |
| City General , Inc. | 3rd | C3M Power Systems LLC | Furnish and Install OCS Poles and Foundation Support | DBE |
| City General , Inc. | 3rd | C3M Power Systems LLC | T&M OCS - Furnish and Install | DBE |
| Day and Sons | 3rd | C3M Power Systems LLC | Hydro Excavation / Test Pitting | DBE |
| Call Them All | 2nd | MTS | Mass Texting | - |
| Campbell Code Consulting | 2nd | MTS | NFPA 130 Analysis - Life Safety Consulting Services | - |
| Cardinal Multiservices, LLC | 2nd | MTS | Grading / Clean-up / Sink Holes | DBE |
| Carson Crane Inc | 2nd | MTS | Crane Inspection | - |
| Carter Machinery Company | 2nd | MTS | Equipment Repair Service | - |
| CECA LLC | 2nd | MTS | Pepco Meter Inspection | DBE |
| CJGEO (Preston H. Roberts Inc) | 2nd | MTS | Lightweight Concrete - Adit Fill with Cellular Concrete | - |
| Claudia Fitch | 2nd | MTS | Artist | - |
| Clearsite Industrial LLC | 2nd | MTS | Vacuum Excavation Services | - |
| Clearwater Construction, inc. | 2nd | MTS | Drilling Shaft and Micropiles | - |
| Click Safety | 2nd | MTS | Safety Training | - |
| Commercial Utilities | 2nd | MTS | Utilities | - |
| Commercial Utilities | 2nd | MTS | Particular Stations Utilities | - |
| Concentra | 2nd | MTS | Drug Screening/Physical (DOT) | - |
| Concrete Safety Systems | 2nd | MTS | JJ Type F Barrier Rent and Install | - |
| Concrete Technology Services, Mid Atlantic | 2nd | MTS | Capping Bean Demo | - |
| Coordinated Construction Solutions, LLC | 2nd | MTS | Drafting Consultant | - |
| Crane Training and Safety Consultants | 2nd | MTS | Qualified Rigger Training | - |
| Creative Concepts Group Inc (CCGI) | 2nd | MTS | Soil Nails | - |
| CSF Inc. | 2nd | MTS | Bike Racks | - |
| D&D Tire Co | 2nd | MTS | Onsite Repair / Service | - |
| D&L Foreclosure Cleanup LLC | 2nd | MTS | Trailers Cleaning | DBE |
| David Franklin | 2nd | MTS | Artist | - |
| David Hess | 2nd | MTS | Artist | - |
| Decisive Communication Inc. | 2nd | MTS | Utilities | - |
| Delta Railroad | 2nd | MTS | Rail Track | - |
| Bulldog Distribution Trucking | 3rd | Delta Railroad | Specialized Freight Trucking | DBE |
| Foundation Test Group, Inc. | 3rd | Delta Railroad | Geotech-Engineering / Materials Testing and Inspection | DBE |
| MVP Steel Specialist, LLC | 3rd | Delta Railroad | Furnish/Installation of Rebar | DBE |
| Dimensional Products Inc | 2nd | MTS | ABSORB 350 crash cushion system | DBE |
| District Safety | 2nd | MTS | Safety Supplies | DBE |
| District Scheduling Consultants | 2nd | MTS | Schedule Consulting Services | - |
| DOT Diamond Drilling | 2nd | MTS | Deck Grooving | - |
| Dragados IT | 2nd | MTS | IT Services | - |
| Dragados SA | 2nd | MTS | Implementation and Maintenance of OnBase ECM Platform | - |
| Dragonfly, Inc. (95 Traffic Safety Supply) | 2nd | MTS | Light Towers | DBE |
| Dynamic Concepts, Inc. | 2nd | MTS | Utilities (Verizon) | - |
| Dynamic Concepts, Inc. | 2nd | MTS | U103 Dry Utilities | - |
| Edelen's Heavy Hauling | 2nd | MTS | Heavy Hauling | - |
| Ed's Plant World | 2nd | MTS | Landscaping | - |
| EJ Pest Control (IJS Limited LLC) | 2nd | MTS | Pest Control | DBE |
| Elite Hauling Group Inc. | 2nd | MTS | Equipment Heavy Hauling | DBE |
| Elite Hydrovac & Flush, LLC | 2nd | MTS | Hydrovac Excavation / CCTV Inspections | - |
| Empire Landscape, LLC | 2nd | MTS | Repair Maintenance / SWPPP | DBE |
| Entwistle Enterprises LLC DBA Pirtek Prince George's | 2nd | MTS | Equipment Service | - |
| Entwistle Enterprises LLC DBA Rockville | 2nd | MTS | Equipment Service | - |
| Environmental Quality Resources, LLC (EQR) | 2nd | MTS | Stream Restoration | - |
| Environmental Systems Analysis, Inc. | 3rd | Environmental Quality Resources, LLC (EQR) | Fish Relocation Services | DBE |
| Epiroc USA LLC | 2nd | MTS | Training and Repairs | - |
| Eye Trucking LLC | 2nd | MTS | Trucking Services Per Load | - |
| FieldWireLabs Inc | 2nd | MTS | Filed Wire Management Platform | - |
| Firvida Construction Corp. | 2nd | MTS | Aesthetic Stone | DBE |
| Flagger Network, LLC | 2nd | MTS | Maintence of Traffic Services | DBE |
| Fortrans, Inc. | 2nd | MTS | Supply & Install pH Control Systems | - |
| Foundation Test Group, Inc. | 2nd | MTS | Blast Survey | DBE |
| Garney Construction | 2nd | MTS | Maintenance for Campus Drive Pump Station | - |
| Gary Macara and Bill Bairstow | 2nd | MTS | Rail Operational Consultant Services | - |
| GeoConstructors Inc. | 2nd | MTS | Stone Columns | - |
| GMS Mine Repair and Maintenance | 2nd | MTS | Blasting | - |
| Grace Management & Construction LLC | 2nd | MTS | Concrete Paving | DBE |
| Griffith Brothers | 2nd | MTS | Modular Walls | - |
| Ground Penetrating Radar Systems Inc. | 2nd | MTS | Rebar Location | - |
| Hardscapes Construction | 2nd | MTS | MSE Walls | DBE |
| Heidi Lippman | 2nd | MTS | Artist | - |
| Henkels & McCoy | 2nd | MTS | Utilities | - |
| Hensel Phelps | 2nd | MTS | Stations | - |
| Allstate Floors | 3rd | Hensel Phelps | Tile & Flooring | DBE |
| Atlantic Hardware & Supply | 3rd | Hensel Phelps | Construction Tools & Supplies | DBE |
| Brothers Steelworkers | 3rd | Hensel Phelps | Reinforcement Steel Supply & Install | DBE |
| Cap8 Door & Hardware | 3rd | Hensel Phelps | Doors, Frames, & Hardware | DBE |
| Creation Steel Fabricators, Inc. | 3rd | Hensel Phelps | Structural Steel & Misc Metals | DBE |
| First Choice Masonry, Inc. | 3rd | Hensel Phelps | Masonry | DBE |
| Grace Management & Construction, LLC | 3rd | Hensel Phelps | Concrete Supply and Management | DBE |
| Howard Painting & Drywall Co. Inc | 3rd | Hensel Phelps | Paint | DBE |
| Janus Contractors, Inc. | 3rd | Hensel Phelps | Drywall & Truss Work | DBE |
| Jernigan Concrete Pumping Inc. | 3rd | Hensel Phelps | Concrete Pumping | DBE |
| Jernigan Concrete Pumping Inc. | 3rd | Hensel Phelps | Concrete Supplier | DBE |
| Mahogany, Inc. | 3rd | Hensel Phelps | Millwork | DBE |
| Sandra Palone & Associates, LLC | 3rd | Hensel Phelps | Precast Concrete Stairs | DBE |
| Southland Industries | 3rd | Hensel Phelps | Furnish & Install All Mechanical, Plumbing, & Fire Protection | - |
| Bethel Electrical Construction Company of Maryland LLC | 4th | Southland Industries | Wire of Branch Circuits & Electrical Apparatus | DBE |
| C&H Mechanical Instulation, LLC | 4th | Southland Industries | Insulation of Mechanical Systems (HVAC, Plumbing) | DBE |
| I&B Associates Inc | 4th | Southland Industries | Ductwork | DBE |
| Standard Office Supply (MDM Office Systems) | 3rd | Hensel Phelps | Office Supplies & Equipment | DBE |
| Sue-Ann's Office Supply | 3rd | Hensel Phelps | Office Supplies & Equipment | DBE |
| Tegeler Construction & Supply | 3rd | Hensel Phelps | Lumber, Tools & Hardware, Safety Equipment & PPE | DBE |
| Today's Office Solutions, Inc. | 3rd | Hensel Phelps | Office Supplies & Equipment | DBE |
| United General Contractors, Inc. | 3rd | Hensel Phelps | Glass & Glazing | DBE |
| Hercules Fence | 2nd | MTS | Fence Supply and Installation | - |
| G.E. Frisco Company, Inc. | 3rd | Hercules Fence | Material Supplier | DBE |
| High Steel Structures | 2nd | MTS | Steel Fabrication Plus Erection | - |
| Hilti Fieldwire Inc | 2nd | MTS | Filed Wire Management Platform | - |
| HNTB | 2nd | MTS | QC and Field Testing | - |
| CES Consulting, LLC | 3rd | HNTB | Inspection Sevices | DBE |
| HRV Conformance Verification Associates | 3rd | HNTB | Off-Site Fabrication Inspection | DBE |
| iCivil, Inc. | 3rd | HNTB | Inspection Services | DBE |
| Soil and Land Use Technology (SaLUT), Inc. | 3rd | HNTB | Field and Laboratory Materials Testing | DBE |
| HNTB | 2nd | MTS | Engineering Services / NCR / Field Design | - |
| Holcim Aggregate Asphalt | 2nd | MTS | Asphalt Paving | - |
| Infrastructure Solutions Group Inc | 2nd | MTS | Sweep Truck Maintenance | - |
| Intelect Corporation | 2nd | MTS | Mandrel - Inspection Services | DBE |
| Interlock Steelworkers, Inc. | 2nd | MTS | Steel Erection | DBE |
| Interlock Steelworkers, Inc. | 2nd | MTS | Rebar | DBE |
| JBA (Johnson Bernet Associates) | 2nd | MTS | Survey Services | - |
| Jensen Hughes | 2nd | MTS | Fire Marshall Review | - |
| Jernigan Concrete Pumping, Inc. | 2nd | MTS | Concrete Pumping | DBE |
| Jessie Katey Studios | 2nd | MTS | Artist | - |
| JJ Prime Services | 2nd | MTS | Utilities | - |
| John Ruppert | 2nd | MTS | Artist | - |
| J.P. Hogan Coring & Sawing CORP | 2nd | MTS | Concrete Wire Sawing | DBE |
| Jude Engineering & Construction Inc (JUDECO International) | 2nd | MTS | Art In Transit Cast in Place Footings | DBE |
| K&K Electric & Construction LLC | 2nd | MTS | Welders/Electricians T&M | - |
| K&K Electric & Construction LLC | 2nd | MTS | Traffic Signals | - |
| K&V Limousine Service, LLC | 2nd | MTS | Luxury Charter Bus | DBE |
| KCE Structural Engineers, P.C. | 2nd | MTS | Engineering Services | - |
| Keller North America, Inc. | 2nd | MTS | Soil Nail Walls | - |
| Kelley Engineered Equipment | 2nd | MTS | Conveyance Structure System | - |
| Kelly Electric | 2nd | MTS | Electrical Services Including Duct Bank | - |
| Kim Engineering | 2nd | MTS | Survey Services | DBE |
| Kirila Earth Works | 2nd | MTS | Sand Filters | - |
| Komatsu America Corp | 2nd | MTS | Repair & Maintenance | - |
| L&L Construction Associates | 2nd | MTS | Sound Walls | DBE |
| Leading Technology Solutions, Inc | 2nd | MTS | Conduit Vaults - Mustang to RB 295 Ramp | - |
| Legge Lewis Legge LLC | 2nd | MTS | Artist | - |
| Littler Mendelson PC | 2nd | MTS | Legal Services | - |
| Long Fence | 2nd | MTS | Fencing Repairs | - |
| Long Fence | 2nd | MTS | Guardrails | - |
| Lynn Basa | 2nd | MTS | Artist | - |
| M&R Contracting Services, Inc. | 2nd | MTS | Furnish, Deliver and Service Dumpsters | DBE |
| M&V Contractual Services | 2nd | MTS | Utility | DBE |
| Mapistry Inc | 2nd | MTS | EHS Services | - |
| MARTIN HILD PA | 2nd | MTS | Lawyer Consultant | - |
| Maxim Crane Works | 2nd | MTS | Crane Rental | - |
| MC Dean | 2nd | MTS | Electrical, Traffic Signal & ITS, Fare Collection, Train Control Systems, TPSS | - |
| 3G Heavy Lift, LLC | 3rd | MC Dean | Rigging & Crane Support | DBE |
| 3G Heavy Lift, LLC | 3rd | MC Dean | Rigging, Transportation, and Crane Support for 10 TPSS | DBE |
| Blackstar Diversified Enterprises | 3rd | MC Dean | Traffic Control, Video Detection, and Generator Supplier | DBE |
| Encompass Supply | 3rd | MC Dean | Switchgear | DBE |
| Everlights, Inc. | 3rd | MC Dean | Fiber, Copper Wire, Lighting Package | DBE |
| G.W. Peoples Contracting | 3rd | MC Dean | Installation of Motorized Switch Machines and Snow Melter | DBE |
| IGM Innovative Solutions LLC | 3rd | MC Dean | WMATA Life Safety - Fire Alarm | DBE |
| Intelect Corporation | 3rd | MC Dean | Lyttonsville, Lyttonsville OMF Stations | DBE |
| L. Clarke Electric, LLC | 3rd | MC Dean | Conduit Pathways, Wires, Devices, Raceways, Fittings, Etc | DBE |
| Morcom International | 3rd | MC Dean | Electrical and Low Voltage Construction | DBE |
| Quinta Construction Inc | 3rd | MC Dean | DBE | |
| S&E Contractors LLC | 3rd | MC Dean | Electrical and Low Voltage Raceway Construction - Annapolis Station | DBE |
| S&E Contractors LLC | 3rd | MC Dean | Electrical and Low Voltage Raceway Construction - M Square | DBE |
| Spirit Electric LLC | 3rd | MC Dean | Segment 7 Street Lighting & Grounding | DBE |
| Triton Supply Inc | 3rd | MC Dean | TEL Misc Accessories | DBE |
| Triton Supply Inc | 3rd | MC Dean | TEL AVTEC - Audio | DBE |
| Triton Supply Inc | 3rd | MC Dean | Wire, Cable & Hardware, TPSS Housing & Switch Gear, UPS Packages, traffic Signals & Poles | DBE |
| MC Dean | 2nd | MTS | Design-Build of Communications, Fire Management, Access Control, CCTV | - |
| Everlights, Inc. | 3rd | MC Dean | Enclosures, Subpanels, & ACS Sys Components | DBE |
| G&C Equipment | 3rd | MC Dean | Cameras and Mounts | DBE |
| Triton Supply Inc | 3rd | MC Dean | ACS, CCTV, WTC, TEL & CIM System Components | DBE |
| ThirdPacket Technologies LLC | 3rd | MC Dean | Installing and Upgrading Software, Applying License Keys, Device Configuration, Testing | DBE |
| Wycliff Enterprises, Inc (Wycliffe Techologies) | 3rd | MC Dean | Pre-Assembly, Pre-Programming/Configuration | DBE |
| McVac Environmental | 2nd | MTS | Vacuum Truck | - |
| MD Creative | 2nd | MTS | Website Design | - |
| MEDCOR Master Service | 2nd | MTS | Medical Assistance | - |
| Metropolitan Protective Service, Inc. | 2nd | MTS | Security Patrol | DBE |
| MGX Equipment Services, LLC | 2nd | MTS | Crane Services | - |
| Michels Construction Inc. | 2nd | MTS | Wall 1-076 and 1-079 Drilled Shafts | - |
| Mid Atlantic Piling Incorporated | 2nd | MTS | H Piles Sub | - |
| Midlantic Marking Inc. | 2nd | MTS | Pavement Marking | - |
| Miller Pipeline | 2nd | MTS | Utilities | - |
| Minnodi LLC | 2nd | MTS | Name Plates for Office Personnel | DBE |
| Minority Environmental Solutions and Services (MESS) | 2nd | MTS | Erosion and Control | DBE |
| Minority Environmental Solutions and Services (MESS) | 2nd | MTS | Erosion and Control | DBE |
| MKA Construction, LLC | 2nd | MTS | Crane Removal | - |
| Modern Times, Inc. | 2nd | MTS | DBE / WFD / Certified Payroll | DBE |
| Modern Times, Inc. | 2nd | MTS | Consultant Services | DBE |
| Muller, Inc. | 2nd | MTS | Erosion and Control | - |
| Nasir & Associates | 2nd | MTS | Barricade Walls, Bracing | DBE |
| National Parks System | 2nd | MTS | National Parks Permitting | - |
| Nelson Precast | 2nd | MTS | Traffic Signal Foundations; Duct Bank | DBE |
| NTI National Technologies | 2nd | MTS | Dry Utilities | - |
| North Key Industries LLC | 2nd | MTS | Disposal Site | - |
| NOVA Hydraulics LLC DBA Pirtek Alexandria | 2nd | MTS | Equipment Service | - |
| Olson Engineering, Inc. | 2nd | MTS | Concrete Intergrity Investigation | - |
| Patriot Shotcrete LLC | 2nd | MTS | Shotcrete | - |
| PCSINFRA | 2nd | MTS | Consultant Services | - |
| PeacockSinning Public Relations Inc. | 2nd | MTS | Third Party Communication and Branding Consultant | - |
| Pegasus Paving | 2nd | MTS | Traffic Control Work/Installation of Conduits | - |
| Pessoa Construction Company | 2nd | MTS | Concrete Flatwork / Curb and Gutter | DBE |
| Pessoa Construction Company | 2nd | MTS | Utilities | DBE |
| Piping and Corrosion Specialties | 2nd | MTS | LRT Bridge Corrosion Control (Rock Creek) | - |
| Piping and Corrosion Specialties | 2nd | MTS | Corrosion Protection | - |
| Pleasants Construction | 2nd | MTS | Pavement Patching | - |
| Pleasants Construction | 2nd | MTS | Asphalt Paving | - |
| Plowsheer | 2nd | MTS | Consultant Services | - |
| Potomac Testing | 2nd | MTS | Electrical Testing | - |
| PrimECS, LLC | 2nd | MTS | Inspection Services - Mandrel Testing | DBE |
| PrimECS, LLC | 2nd | MTS | Excavate, Install, Backfill Conduits/Multiduct, Concrete Foundations/Pads, Including Manholes and Other Boxes | DBE |
| Professional Maintenance Systems Inc (PMSI) | 2nd | MTS | Anti Graffiti & Stain Coating | DBE |
| ProKari, LLC | 2nd | MTS | Engineering Consultant Services | - |
| Protecnium Worlding LLC | 2nd | MTS | Drill and Blast Engineering Services | - |
| PVR Engineering Surveyors | 2nd | MTS | Survey Models | - |
| Quinn Consulting Services, Inc. | 2nd | MTS | Quality Assurance | - |
| Quinta Construction | 2nd | MTS | Utilities | DBE |
| RBA Engineering International | 2nd | MTS | Retaining Walls | DBE |
| ReAgg LLC | 2nd | MTS | Aggregate Supply | - |
| Resource Industries, LLC | 3rd | ReAgg LLC | Aggregate Supply | DBE |
| Street Trucking, LLC | 3rd | ReAgg LLC | Trucking/Hauling | DBE |
| Reliable Contracting Company, Inc. | 2nd | MTS | Light Pole Foundations | - |
| RiggSafe Solutions, Inc. | 2nd | MTS | Rigger Training | - |
| Rivers Construction Group | 2nd | MTS | Drainage | DBE |
| A. Marquez Trucking | 3rd | Rivers Construction Group | Trucking and Hauling Services | DBE |
| Rivers Construction Group | 2nd | MTS | Utilities | DBE |
| Road Safety, LLC | 2nd | MTS | Barricades & Signs | DBE |
| Road Safety, LLC | 2nd | MTS | Maintenance of Traffic (MOT) | DBE |
| Road Safety, LLC | 2nd | MTS | Marking & Striping | DBE |
| Rosa Consulting Engineers, D.P.C. | 2nd | MTS | Temporary Engineering | - |
| Russ Construction Services | 2nd | MTS | Utility | DBE |
| Russ Construction Services | 2nd | MTS | Riverdale Station Water Works | DBE |
| S&J Service Inc | 2nd | MTS | Stations Water Distributions | DBE |
| Safety Worxs LLC | 2nd | MTS | Environmental, Health, Safety (EHS) Advisor | - |
| Safe Utility Exposure, Inc (SUE CORP) | 2nd | MTS | Consulting Serivces | DBE |
| Samsara Inc | 2nd | MTS | Car cameras | - |
| Sandy Fill Reclamation, LLC | 2nd | MTS | Disposal Site | - |
| Scaffolding Solutions | 2nd | MTS | Scaffolding | - |
| Schneider Moran Inc | 2nd | MTS | Waterproofing | - |
| Security Pros | 2nd | MTS | Security and Surveillance | - |
| Seeram Enterprise, LLC | 2nd | MTS | Truck Hauling | DBE |
| Sener Engineering & Systems, Inc. | 2nd | MTS | Systems Engineering | - |
| SHEPPARD MULLIN RICHTER & HAMPTON | 2nd | MTS | Legal Counsel | - |
| Shirley Underground | 2nd | MTS | Pot Hole Repair | - |
| Sice Inc | 2nd | MTS | Integration Consulting | - |
| Siemens Mobility, Inc. | 2nd | MTS | Train Control Systems Design | - |
| Signs & Decal Corp. | 2nd | MTS | Safety Railings | DBE |
| Sixense, Inc. | 2nd | MTS | Noise and Vibration Monitoring | - |
| Small's Enterprise, LLC | 2nd | MTS | Sweeper Services | DBE |
| SNC-Lavalin | 2nd | MTS | Engineering Consultant Services (CAF QC) | - |
| Soil and Land Use Technology, Inc (SaLUT) | 2nd | MTS | Subsurface Investigation Service | DBE |
| SR Construction LLC (SRVACJET) | 2nd | MTS | Hydrovac Excavation | - |
| Stanley Concrete | 2nd | MTS | Concrete Pavement | DBE |
| Stella May Contracting | 2nd | MTS | Utilities Services | DBE |
| Stella May Contracting | 2nd | MTS | Duct Bank Stations | DBE |
| Stolar Construction Inc | 2nd | MTS | ITS | - |
| Stone Consulting, Inc | 2nd | MTS | End of Track Barrier | - |
| Strittmatter Companies, The | 2nd | MTS | Trucking | - |
| Structural Concrete LLC | 2nd | MTS | Drilled Shafts | - |
| Strum Contracting Co., Inc. | 2nd | MTS | SIP Pans | DBE |
| Strum Contracting Co., Inc. | 2nd | MTS | Welding Services | DBE |
| Subsurface & Tunnel Engineering LLC | 2nd | MTS | Geotech-Engineering | DBE |
| Sunbelt Rentals, Inc. | 2nd | MTS | 28' Stair Tower Setup | - |
| Superior Shotcrete, Inc. | 2nd | MTS | Installation of Shotcrete | - |
| Superior Skilled Trades, LLC | 2nd | MTS | Recruiting Services | - |
| Susan Zoccola | 2nd | MTS | Artist | - |
| Sustainable Design Consulting | 2nd | MTS | Leeds Cert. Consultant | - |
| Team Fishel (The Fishel Company) | 2nd | MTS | Utility Services | - |
| Tegeler Construction & Supply | 2nd | MTS | Construction Supplies | DBE |
| Telefonica | 2nd | MTS | Internet Services | - |
| Teltronic Towers Inc | 2nd | MTS | Tower Removal | - |
| Terra Site Constructors, LLC | 2nd | MTS | Utilities | DBE |
| Terra Site Constructors, LLC | 2nd | MTS | Drilled Shafts | DBE |
| Terracon Consultants, Inc. | 2nd | MTS | Due Dilligence QC | - |
| Thirty & Two CPR Training Centre, LLC | 2nd | MTS | CPR Training | DBE |
| THC Enterprises, Inc (Mid-Atlantic Waste Systems) | 2nd | MTS | Sweeper Service | - |
| The G-S Company | 2nd | MTS | Furnish & Install Wire Mesh Partition Doors | - |
| The Rigging Box, Inc. | 2nd | MTS | Chain Slings | DBE |
| The Weston Company | 2nd | MTS | Pavement Marking | DBE |
| THINK Proposals, LLC | 2nd | MTS | Consultant Services | - |
| Thomson Reuters | 2nd | MTS | West Publication Corp | - |
| Titan Industrial Services, Inc. | 2nd | MTS | Wisconsin Ave Bridge Painting | - |
| Tomar Trucking, Inc. | 2nd | MTS | Furnish, Deliver and Service Dumpsters | DBE |
| Tomar Trucking, Inc. | 2nd | MTS | Trucking Serivces Per Load | DBE |
| Traffic Engineering Services,LLC | 2nd | MTS | Maintenance of Traffic (MOT) | DBE |
| Transit Safety & Security Solutions, Inc. (TSSS) | 2nd | MTS | Safety and Security | DBE |
| Tunnel Geotechnical and Railways Corp | 2nd | MTS | Engineering Consultant Services | - |
| United Site Services of Maryland | 2nd | MTS | Site Restroom | - |
| Utility Lines Construction Services, LLC (UCLS) | 2nd | MTS | Utilities | - |
| Vertex Companies, llc | 2nd | MTS | Air Consultant | - |
| VIGO CONSTRUCTION GROUP | 2nd | MTS | Planter Boxes Installation and rentention underground S6 | - |
| Vision Technologies LLC | 2nd | MTS | Utilities Fiber | - |
| Visual 14 (DBA NOMOI Design L.L.C.) | 2nd | MTS | Aerial Pictures | - |
| Volkan Alkanoglu | 2nd | MTS | Artist | - |
| Walter Hood (Hood Design Studio) | 2nd | MTS | Artist | - |
| Web Aika, LLC | 2nd | MTS | Database & Website Programming | - |
| Wells & Associates (MJ Wells) | 2nd | MTS | Traffic Control Plans and Coordination | - |
| Wendt Pro | 2nd | MTS | Safety Supplies | DBE |
| Wendt Pro | 2nd | MTS | Safety Supplies | DBE |
| Wendt Pro | 2nd | MTS | Safety Supplies | DBE |
| Wetland Studies and Solutions, Inc. | 2nd | MTS | Environmental Study Services | - |
| Wetland Studies and Solutions, Inc. | 2nd | MTS | Environmental Consultant Services | - |
| Witherup Allen Law | 2nd | MTS | Legal Cousel | - |
| Whitaker Parking Systems Inc | 2nd | MTS | Relocation WMATA Control System | - |
| Williams Construction Services | 2nd | MTS | Operated Crane Rental at BSSE | - |
| Williams Crane Services | 2nd | MTS | Cranes | - |
| Winston And Strawn | 2nd | MTS | Lawyer Consultant | - |
| WO Grubb | 2nd | MTS | Cranes | - |
