Since 1977
Industrial & Commercial Mechanical Contractor
Dahl is the Central Coast's single source for HVAC service, preventive maintenance and mechanical insulation, with the largest staff of service technicians in our area.
Who We Are
Keeping mission-critical facilities running on California's Central Coast.
From federal installations to food processors, our union mechanics service, maintain and insulate the systems our clients rely on every day. One call covers the chiller, the boiler, the piping and the insulation around it.
Learn More About DahlWhat We Do
Two Trades, One Team
HVAC Installation & ServiceInstallation and replacement, 24/7 repair, preventive maintenance programs, central plants, critical environments and commercial refrigeration.Explore HVAC Services
Mechanical InsulationHot, cold, steam and cryogenic insulation, jacketing, firestopping and custom removable blankets.Explore Insulation
49Years in Business
UnionSheet Metal Workers Local 104
24/7/365Emergency Service
Trusted at Sensitive Sites
Our clients include defense, aerospace and industrial facilities.
Confidential by DefaultFacility names, locations and project details stay between Dahl and the client.
Federal Past PerformanceContract work for the Department of Defense and NASA, with crews experienced in base access requirements.
Documented Every VisitMaintenance software logs each task, piece of equipment and site instruction for a full service history.
Environments we supportFederal installationsAerospace facilitiesComputer roomsCleanroomsCentral plantsCold storageProcess piping
Government ContractingSAM registered · UEI TXV3QMCCCWF8 · CAGE 0UKT1 · NAICS 238220
Ready to work with us?
Service requests, maintenance proposals and bid invitations. Tell us about your facility and we'll be in touch.