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This industry group comprises establishments primarily engaged in installing or servicing equipment that forms part of a building mechanical system (e.g., electricity, water, heating, and cooling). The work performed may include new work, additions, alterations, maintenance, and repairs. Contractors installing specialized building equipment, such as elevators, escalators, service station equipment, and central vacuum cleaning systems are also included.

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Showing 3051–3100 of 3368 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Washington - US Due Date
Power Plant Water Treatment
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 02, 2026
Corporate: Evergreen Health - Snohomish Clinic - Plumbing
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
Corporate: The Collective - Fire Protection
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
Corporate: Ruby Creek Park and Ride - Fire Suppression
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
Corporate: Vancouver Fire Department Fire Station 8 - Seismic Upgrades - PANEL SIGNAGE
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Digital Signage Displays
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
Corporate: Evergreen Health 2 Silver Surgery Expansion (EH2S) - Signage
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
Corporate: Chkalov Building Remodel - Signage
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
Corporate: Evergreen Health - Snohomish Clinic - Signage
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
CGC POLAR STAR PUMP PARTS
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 10, 2026
 
 
Washington D.C. - US Due Date
HVAC Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
Corporate: ArentFox Schiff - HVAC Air Cleaning Devices
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
Corporate: ArentFox Schiff - Instrumentation & Controls HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
Corporate: ArentFox Schiff - Testing, Adjusting & Balancing HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
Corporate: ArentFox Schiff - Sound, Vibration & Seismic Control
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
Door and Window Replacement and Repair
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
Purchase and Installation of Service Corridor Flooring Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
Repair of Rolling Steel Doors
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
Dulles 34.5kv Preventative Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
Indefinite Delivery Indefinite Quantity (IDIQ) contract for Elevator, Escalator, and Accessible Lifts Maintenance, Repair, Inspection, and Modernization Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
Elevator Maintenance, Inspection and Repairs
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
New Backflow Prevention Device Testing and Repair
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 15, 2026
Corporate: ArentFox Schiff - Plumbing Fixtures
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
 
 
West Virginia - US Due Date
HVAC Preventive\/Corrective Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
HVAC UPGRADES
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Combi Oven
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
BOILER MAINTENANCE
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
TRANSITIONAL LIVING FACILITY HVAC REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
HVAC Preventive\/Corrective Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
Food Service Equipment
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
ACRE SECURITY ACCESS CONTROL SYSTEM EXPANSION
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
Audio Visual Systems
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 01, 2026
AUDIO \/ VISUAL SERVICES
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
WINDOW REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 08, 2026
Handicap Door Closer
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 25, 2026
SOURCES SOUGHT NOTICE - RENTAL OF UPS - Uninterruptible Power Supply FOR PHONE ROOM LOUIS A JOHNSON VA MEDICAL CENTER 36C24526Q0812
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
SOURCES SOUGHT NOTICE - RENTAL OF UPS - Uninterruptible Power Supply FOR PHONE ROOM LOUIS A JOHNSON VA MEDICAL CENTER 36C24526Q0812
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 14, 2026
 
 
Wisconsin - US Due Date
REPLACE STEAM BOILER AND AIR CONDITIONING
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
HVAC REPLACEMENT AND CONTROLS UPGRADE
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
Northwest Garage & DPW Field Headquarters \u2013 Air Handling Unit Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
HVAC SYSTEM RENOVATION
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
Boiler Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
NEW CENTRIFUGAL CHILLER AND TOWER
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 21, 2026
Pre-Trial Facility HVAC Improvements Phase 2
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 14, 2026
STEAM CONDENSATE LINE REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 14, 2026
CHILLER REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
DOMESTIC WATER UPGRADES
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
Courthouse Frieze Project
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 25, 2026
HVAC Chiller Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
Courthouse HVAC and Lighting Upgrades
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 29, 2026

Showing 3051–3100 of 3368 bids that are currently: Active.