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Heating & Air conditioning Specialists
From urgent repair to planned installations, our certified expertise covers all your HVAC and Commercial Facility needs with precision and care.
FACTORY AUTHORIZED DEALER
Castle Mechanical Service has been delivering trusted HVAC solutions since 1994. We specialize in the installation, repair, maintenance, and replacement of residential and commercial heating, cooling, and ventilation systems. With a commitment to quality workmanship, reliable service, and customer satisfaction, we help keep homes and businesses comfortable year-round.
Trusted In Homes And Businesses Across The Community
“Starkwater handled our complete repiping project with utmost professionalism. The quality is self-evident.”
JOHN SNYDER
“They arrived quickly for an emergency and fixed the issue faster than I thought possible. Truly reliable.”
LÉONIE ALLARD
“Honest pricing and excellent work. It's clear they take pride in what they do. Highly recommended.”
SOREN PETROVA
EST. 1994 — FAMILY OWNED & OPERATED
Auburn Wa
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