New Construction — Southern California
Western Allied has built commercial HVAC systems across Southern California for 65+ years. Expert installation for offices, hospitals, hotels, biotech & entertainment facilities.
Retrofits — Southern California
Western Allied provides expert HVAC retrofit solutions for building owners and general contractors throughout Southern California. Prime or sub — we do it all.
Service & Maintenance — Southern California
24/7 HVAC service and maintenance from Western Allied — the highest ratio of degreed engineers to field techs in Southern California. Emergency and scheduled service available.
Design & Build — Southern California
Western Allied delivers proven HVAC design-build solutions for offices, hotels, biotech, clean rooms & entertainment facilities in Southern California.
Building Information Modeling — Southern California
Western Allied's in-house engineers offer full BIM capabilities using Revit and AutoCAD MEP for commercial HVAC projects in Southern California.
Controls & Automation — Southern California
Western Allied is Southern California's leader in LonWorks, BACnet & Modbus HVAC controls and building automation systems. Independent, open-protocol experts since 1960.
Pipe Prefabrication — Southern California
Skilled union pipefitters delivering pipe prefabrication from 2" to 16"+ diameter for commercial HVAC projects across Southern California.