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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 751–800 of 2830 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Idaho - US Due Date
Fire Hydrant Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 28, 2026
 
 
Illinois - US Due Date
WEATHERIZATION MECHANICAL
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 01, 2026
Corporate: Rebuild of Dewatering Facility, CWRP - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 24, 2026
HVAC Scheduled Inspections, Service, Maintenance, and Authorized Repairs
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 26, 2026
Corporate: LAKE ZURICH EXPANSION OAKWOOD BOOSTER PUMP STATION - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Police Department HVAC Modifications
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Corporate: Division Street WWTP Phase 2 Expansion in Lockport - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
Corporate: Oakwood Booster Pump Station - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Corporate: Mazon New Water Treatment Plant - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2026
Corporate: Metra_Rehab of RID Bridge - Heating, Vent & Air-Cond
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Corporate: DIVISION STREET WWTP PHASE 2 EXPANSION - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
Corporate: EASTERN AND WESTERN RECEIVING STATIONS - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Horton Fieldhouse Ventilation
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 24, 2026
Corporate: Renovation and Addition of the Washburn Branch Library - Mechanical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 01, 2026
Corporate: Crest Hill_Eastern & Western Receiving Stations - Heating, Vent & Air-Cond
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Corporate: Roselle Park District - Turner Park Building Renovations - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 24, 2026
Corporate: BBCHS Addition & Renovations - HVAC\/Sheet Metal\/Controls
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 27, 2026
Corporate: Water Treatment Plant No. 1 and No. 2 Upgrades Project - Mechanical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
Corporate: Water Treatment Plant No. 1 and No. 2 Upgrades Project - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
Clinic Building Renovations - HVAC Ventilation & Piping
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 24, 2026
BAS System Upgrades Phase II - Heating Work
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 01, 2026
Corporate: Construct Heated pole Building - HVAC U
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 07, 2026
Renaissance Center HVAC Improvements
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 24, 2026
City Center Cooler Evaporators & Flooring Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 24, 2026
Facility Improvements - HVAC Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 26, 2026
Pumphouse HVAC Installation
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
HVAC Repair and Maintenance
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 26, 2026
Healthy Houses HVAC Inspections and System Replacements
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
Fire Station #1 HVAC Removal & Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 07, 2026
Corporate: F.H. Paschen IHC JV VII_ MWRD Battery E Activated Sludge Facility - Heating, Vent & Air-Cond
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
Corporate: PHASE 4 MECHANICAL PIPING ADMINISTRATION BUILDING PEDESTRIAN BRIDGE - HVAC Piping
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
HVAC Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 03, 2026
HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 01, 2026
Bathroom and HVAC Upgrades
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
CITY
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
HVAC Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
Refrigeration Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
HVAC Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
Refrigeration Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
Robert Crown Kiln Room HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 14, 2026
Corporate: APPLE RIVER - WELL AND WELL HOUSE NO. 3 - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 06, 2026
Corporate: Club Studio - Air Barriers
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 30, 2026
BATTERY E ACTIVATED SLUDGE FACILITY
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 31, 2026
Marsh Montessori Site Logistics
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 26, 2026
Eastern and Western Receiving Stations
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Corporate: LAKE ZURICH EXPANSION OAKWOOD BOOSTER PUMP STATION - Ceilings
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Corporate: LAKE ZURICH EXPANSION OAKWOOD BOOSTER PUMP STATION - Fall Protection
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Corporate: LAKE ZURICH EXPANSION OAKWOOD BOOSTER PUMP STATION - Cathodic Protection
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Corporate: LAKE ZURICH EXPANSION OAKWOOD BOOSTER PUMP STATION - Paving
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Mar. 25, 2026
Rehabilitation of 22nd Street
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Apr. 30, 2026

Showing 751–800 of 2830 bids that are currently: Active.