Government Contractors in USA
Results for Plumbing, Heating, and Air-Conditioning Contractors
301 - 320 of 1,469 Company(ies)
AIRMASTER HEATING & COOLING, INC. - Easton, Maryland
Construction , Service
HVAC systems installation, service, and sales
(410) 822-9993
29606 Country Ln Wy Easton, MD 21601
DORSEY Janitorial Services - White Plains, Maryland
Construction , Service
Janitorial Services and Maintenance
(240) 416-8925
8461 Pattette Pl White Plains, MD 20695
COMPLETE RESIDENTIAL SERVICES - Waldorf, Maryland
Air conditioning & Heating, Plumbing, Home Improvement-Additions, finished basements, kitchens, bathrooms, cabinets, flooring, decks, painting etc...
(301) 292-7720
16610 Bealle Hill Rd Waldorf, MD 20601
PROGRESSIVE CONTRACTING CO INC - Owings Mills, Maryland
Construction
Progressive Contracting Co., Inc. is a certified Small Business, HUBZone General Contractor. We pride ourselves on being a detailed oriented company providing outstanding service and quality to all of our clients.
410-356-9096 x101
10 Ritters Ln Owings Mills, MD 21117
Professional Maintenance Management LLC - Rockville, Maryland
GS-06F-0019P 811-002 Complete Facilites Maintenance 811-003 Complete Facilities Management 811-004 Electrical, and all Utility Services 811-005 Refrigeration, Heating, Ventilation, Air Conditioning, HVAC maintenance 811-1000 Other Direct Costs
301-258-9151 x102
15938 Derwood Rd Rockville, MD 20855
FLOTRON CONTRACTING, INC. - Hunt Valley, Maryland
Construction , Service
Flo-tron can provide: Heating, ventilation and air conditioning of mechanical systems; Plumbing; Process Piping; Design/Build; Retro-fits; New Installations; Emergency Services; Maintenance Programs; Inspection Services
(410) 527-0060
10604 Beaver Dam Rd Hunt Valley, MD 21030
ANDERSON FIRE PROTECTION, INC - Elkridge, Maryland
Anderson Fire Protection, Inc. is a woman owned minority full service Fire Life Safety Contractor. We handle installation, inspection, service & maintenance of Fire Sprinkler and Fire Alarms.
410-796-4915 x228
5710 Furnace Ave Ste D Elkridge, MD 21075
C.R.W. MECHANICAL, INC. - Lanham, Maryland
Construction , Service
Our qualifications include working in occupied office buildings, hotels, hospitals, laboratories, museums, court rooms, government office buildings, apartment buildings, and other highly sensitive environments.
(301) 918-0056
5807 Ellerbie St Lanham, MD 20706
Rock Spring Heating and Cooling Inc - Bel Air, Maryland
Total HVAC/R Installation, Service, Repair & Maintenance Servicing Refrigeration, HVAC Equipment, Control Systems & more.
(410) 893-1933
310 N. Main Street Bel Air, MD 21014
CYNERGY ELECTRIC COMPANY, INC. - Crofton, Maryland
Construction , Service
0-35, 000 volt system installation, generators, transformers, transformers, switchgear, switchboards, panelboards, design/build
(410) 451-2345
1612 Professional Blvd Crofton, MD 21114
CQI ASSOCIATES, LLC - Columbia, Maryland
Energy & Environmental Mngt Consultants providing: Energy & Project Mgmt, Energy Assessments & Audits, Energy Procurement, LEED & Green Building, Renewable Energy, Sustainable & Environmental Planning, Transportation Fleet Eval& Renewable Energy Projects.
(443) 864-7293
9827 Davidge Dr Columbia, MD 21044
GENERAL & MECHANICAL SERVICES, LLC - Annapolis, Maryland
GMS gives life to new structures and sustains life in existing ones by planning, installing and maintaining the mission-critical systems that create facility environments: electrical, mechanical, lighting, HVAC, plumbing and power generation systems.
410-349-4070 x101
1007 Skidmore Dr Annapolis, MD 21409
BUILDING AIR SERVICES, INC. - Westminster, Maryland
Service
Testing and Balancing Building Systems Commissioning Blower Door Testing
(410) 848-2005
487 Silver Ct Westminster, MD 21158
SQN SYSTEMS CORP - Columbia, Maryland
SQN Systems is a Service-Disabled Veteran-Owned Small Business (SDVOSB) general contractor providing information technology, design build and construction services to federal agencies and commercial businesses.
(410) 908-6518
9654 Golden Rod Path Columbia, MD 21046
T&D DUCT CLEANING LLC - Sykesville, Maryland
Service
NADCA certified air duct cleaners Commercial, Residential & Government
(410) 795-6200
5339 Enterprise Street Ste D Sykesville, MD 21784
OLD TIME CONTRACTORS - Sykesville, Maryland
Construction
Remodeling services for residential and commcerial. Flooring, electrical, plumbing, drywall, tile, roofing, siding, masonry, excavation, foundations, lawn grading, and framing services.
(410) 552-9511
304 Kingston Cir Sykesville, MD 21784
RLS Heating, Air Conditioning and Refrigeration, LLC - Baltimore, Maryland
Provide Heating, Air-Conditioning, and Refrigeration installations and Servicing.
(410) 439-0141
615 Hilltop Rd Baltimore, MD 21226
Binary Exchange Technologies LLC - Germantown, Maryland
Binary Exchange Technologies specializes in two areas. The first area is-activities related to construction--demolition, flooring, framing, architecture, and remodeling. The second area is cybersecurity, network architecture, and other network activities.
(301) 646-6348
19020 Perrone Dr Germantown, MD 20874
COMPNET FEDERAL SOLUTIONS, INC. - Potomac, Maryland
Project Management, IT Infrastructure/Instal. Software, Database & Web.Network Architecture & Integration. IT Enterprise Proj, (IPv6), IT Oper and Maintenance, Cyber Security Solution, DOD Enterprise Cloud, Faculties & Datacenter, VoIP, IT Helpdesk
(202) 304-1501
11201 Hunt Club Dr Potomac, MD 20854
TRIFECTA INDUSTRIES, INC. - Annapolis Junction, Maryland
Energy Savings through traditional or non-traditional financing. Combined heat and power cogeneration power plants. Solar and wind power. Biomass heating systems.
(443) 878-4298
8975 Henkels Ln Ste 700 Annapolis Junction, MD 20701
Certifications
Ownership / Diversity
Business Type
NAICS Code
- 11 - Agriculture & Livestock
- 21 - Mining, Oil & Gas
- 22 - Utilities
- 23 - Construction
- 236 - Construction of Buildings
- 237 - Heavy and Civil Engineering Construction
- 238 - Specialty Trade Contractors
- 238110 - Poured Concrete Foundation and Structure Contractors
- 238120 - Structural Steel and Precast Concrete Contractors
- 238130 - Framing Contractors
- 238140 - Masonry Contractors
- 238150 - Glass and Glazing Contractors
- 238160 - Roofing Contractors
- 238170 - Siding Contractors
- 238190 - Other Foundation, Structure, and Building Exterior Contractors
- 238210 - Electrical Contractors
- 238220 - Plumbing, Heating, and Air-Conditioning Contractors
- 238290 - Other Building Equipment Contractors
- 238310 - Drywall and Insulation Contractors
- 238320 - Painting and Wall Covering Contractors
- 238330 - Flooring Contractors
- 238340 - Tile and Terrazzo Contractors
- 238350 - Finish Carpentry Contractors
- 238390 - Other Building Finishing Contractors
- 238910 - Site Preparation Contractors
- 238990 - All Other Specialty Trade Contractors
- 31 - Food & Apparel
- 32 - Non-Metallic Manufacturing
- 33 - Metallic Manufacturing
- 42 - Wholesale Trade
- 44 - Retail Trade
- 45 - Retail Trade - Misc.
- 48 - Transportation
- 49 - Postal & Warehousing
- 51 - IT Technology
- 52 - Finance and Insurance
- 53 - Real Estate
- 54 - Professional Services
- 55 - Company Management
- 56 - Administrative Service
- 61 - Educational Services
- 62 - Health Care
- 71 - Arts and Entertainment
- 72 - Travel & Food Services
- 81 - Other Services
- 92 - Public Administration
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