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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 101–150 of 3368 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Arkansas - US Due Date
Corporate: Glazener Gym \u2013 HVAC Upgrades - Mechanical\/HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 15, 2026
Corporate: Glazener Gym \u2013 HVAC Upgrades - Electrical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 15, 2026
Courthouse Wheelchair Lift Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
Wastewater System Improvements Stuttgart National Aquaculture Center
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 22, 2026
Elevator Installation
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: High School Lounge and Bathroom Remodel \u2013 Plumbing
23 - Construction
(to see the full NAICS category code login  or  upgrade)
May. 21, 2029
Construction - On-Call Plumbing Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
 
 
California - US Due Date
Corporate: Cathedral City High School - Increment 02c - Mechanical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: NORSD Water Resource Recovery Facility (WRRF) Expansion - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
AIR-COOLED CHILLER FOR POWER GENERATION STATION
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 23, 2026
Corporate: Anthony Munoz Community Center Gymnasium - Mechanical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Corporate: NORSD WRRF Expansion - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 18, 2026
Corporate: CCC Campus Safety Building - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: Wastewater Systems Expansion Project - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 08, 2026
Corporate: Wastewater System Expansion Project - Miscellaneous mechanical work
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 08, 2026
Air Handlers Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
Testing, Insulation and Repair of Boilers & Water Heaters
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: La Quinta High School Modernization - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 21, 2026
STUDENT UNION ROOFTOP HVAC UNIT REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: August Knodt ES and Stella Brockman ES - Basic Mechanical Requirements
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: August Knodt ES and Stella Brockman ES - Mechanical Identification
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: August Knodt ES and Stella Brockman ES - Mechanical Insulation
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: August Knodt ES and Stella Brockman ES - Refrigerant Piping and Specialties
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: August Knodt ES and Stella Brockman ES - Ductwork
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Quad HVAC Controls Upgrade
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
TRANSIT ROOF & HVAC REPAIRS
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: WRRF Expansion - HVAC subcontractor
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
Corporate: LAUSD Palisades Charter Elementary School - AIR BARRIERS
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 08, 2026
Corporate: LAUSD Palisades Charter Elementary School - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 08, 2026
Corporate: SBWRP Reverse Osmosis System - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 15, 2026
MUSEUM HVAC REPLACEMENT
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Corporate: SDUSD Loma Portal Elementary School Whole Site Modernization - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 24, 2026
Corporate: Inland Feeder\/San Bernardino Valley Municipal Water District Foothill Pump Station Intertie, Stage 1 - Ventilating & Air Conditioning
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 29, 2026
Corporate: Transworld Office Building Tenant Improvements - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
MSH Central Kitchen Air Conditioning
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 12, 2026
HVAC Replacement Project
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 02, 2026
Corporate: Foothill College - Renovation of Dental Hygiene & Assisting Facilities - Moisture Vapor Control System
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
Corporate: Foothill College - Renovation of Dental Hygiene & Assisting Facilities - Vapor Barriers
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 16, 2026
Corporate: SBWRP Reverse Osmosis System - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 15, 2026
Civic Center HVAC Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 07, 2026
Chiller and Pump Replacement
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 21, 2026
Corporate: Paradise Behavioral Health Center - Mechanical
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Heating, Ventilation and Air Conditioning (HVAC) Services
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 15, 2026
Corporate: Transworld Office Building Tenant Improvements - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: Orosi High School Ag Building-Modular - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Corporate: Natomas Reach B Pumping Plant 5 - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 28, 2026
Corporate: SAN JACINTO VALLEY ADVANCED WATER PURIFICATION FACILITY - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 20, 2026
Corporate: Biola Community Services District - Waste Water Treatment Plant Improvements Project - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 21, 2026
Corporate: 3127 TRANSWORLD OFFICE BUILDING TENANT IMPROVEMENTS - HVAC
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Sep. 17, 2026
Replace Obsolete HVAC Controllers
23 - Construction
(to see the full NAICS category code login  or  upgrade)
Oct. 22, 2026

Showing 101–150 of 3368 bids that are currently: Active.