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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 1851–1900 of 3388 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Missouri - US Due Date
Elevator Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 06, 2026
Fire Sprinkler Service
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
County Plumbing Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 13, 2026
Historical Society Fire Protection
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 13, 2026
 
 
Montana - US Due Date
Missoula Technical Development Center installation of HVAC system
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Missoula Technical Development Center installation of HVAC system
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
Bart Farm Horticulture Toilet \/ Shower Building
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
 
 
Nebraska - US Due Date
East Treatment Plant HVAC & Fire Systems
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 06, 2026
Aux Boiler Tube Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
Corporate: Union Soccer Stadium - Doors, Frames & Hardware
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
Corporate: Union Soccer Stadium - Low Voltage Systems
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
22934 ELECTRICAL, GENERAL
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 26, 2026
22935 ELECTRICAL, GENERAL (ALL CLASSES)
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 26, 2026
61767 ELECTRICAL, GENERAL (ALL CLASSES)
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: Union Soccer Stadium - Elevators
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
 
 
Nevada - US Due Date
HVAC Repair and Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
May. 28, 2030
Building HVAC Systems Renovation
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Government Center AHU Coil Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 07, 2026
Water Treatment Services for Boilers, Chillers, and Cooling Towers
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 08, 2026
804-26 modernize the heating systems
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: DB USACE Los Angeles District SB MATOC [PH2], Renovate Command Post B43 - DDC (Direct Digital Control)
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: DB USACE Los Angeles District SB MATOC [PH2], Renovate Command Post B43 - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
HVAC System Renovation, Frankie Sue Del Papa Building
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 15, 2026
HVAC System Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 30, 2026
Emergency Phone Tower Installations and Upgrades
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Multi \u2013 Campus Security Camera Project
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 01, 2026
Corporate: DB USACE Los Angeles District SB MATOC [PH2], Renovate Command Post B43 - Communication
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Replace Housing Units 9 & 10 Door Locks and Controls
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Replace Exterior Doors and Hardware at William J. Raggio Building
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 01, 2026
Corporate: DB USACE Los Angeles District SB MATOC [PH2], Renovate Command Post B43 - Electrical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Add Shore Power Infrastructure for ALS\/MWO
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
Generator Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
Mae Anne 1 BPS Generator
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 06, 2026
Corporate: Booth St Siphon Rehabilitation Project - Electrical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Elevator and Platform Lift Modernization
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: DB USACE Los Angeles District SB MATOC [PH2], Renovate Command Post B43 - Plumbing
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Fire Suppression System, Army Aviation Support Facility
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
Corporate: DB USACE Los Angeles District SB MATOC [PH2], Renovate Command Post B43 - Interior Panel Signage
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
 
 
New Hampshire - US Due Date
ARENA REFRIGERATION SYSTEM REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
SERC Mechanical to Network Lockset Equipment & Installation
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 02, 2026
FIRM ELECTRICITY SUPPLY SERVICES
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
 
 
New Jersey - US Due Date
Corporate: AutoZone Irvington Store No. 5266 - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 19, 2026
Corporate: Spark Car Wash-Toms River - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Middle School Chiller Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 29, 2026
New Bridge Medical Center Phase 4 Boiler & PRV Upgrades
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 22, 2026
HVAC SERVICES
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
SUPERVISION, LABOR, EQUIPMENT AND MATERIALS NECESSARY TO CLEAN AND INSPECT P.V.S.C. BOILERS AND BURNERS; AND TO PROVIDE REPAIR SERVICES
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Heating and Cooling Plant
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Nov. 10, 2026
HVAC Renovation \u2013 Phillip Alampi Beneficial Insect Laboratory
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 29, 2026
Corporate: AutoZone Linden Store No. 10039 - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 10, 2026

Showing 1851–1900 of 3388 bids that are currently: Active.