Call Now
Website
Call
Business Details
Emergency
services
Expert HVAC & Mechanical Services in Covina, CA
Southwest Mechanical is a full-service mechanical contracting company that has served Southern California for over 15 years. Our expertise spans HVAC systems, plumbing, boiler services, general contracting, and energy management, with a focus on quality craftsmanship and innovative engineering. We prioritize client satisfaction through fast response times, competitive pricing, and certified vendor partnerships with Compliance Depot, NetVendor, and RMIS. Our team of experienced professionals delivers reliable solutions for commercial, residential, and industrial properties, emphasizing ethical practices and advanced technology.

With a commitment to minimizing waste and maximizing efficiency, we provide preventative maintenance, 24/7 emergency services, and comprehensive consulting. Headquartered in Covina, California, we serve Los Angeles and all of Southern California, ensuring long-term relationships through dependable, high-quality service.
Services
HVAC Boiler Plumbing General Contracting Emergency Services
Highlights and features
  • We offer 15 years of experience in mechanical contracting across Southern California.
  • Our team is certified by Compliance Depot, NetVendor, and RMIS for quality assurance.
  • We provide 24/7 emergency services for urgent HVAC, plumbing, and boiler needs.
  • Our workmanship emphasizes long-term solutions over temporary fixes.
  • We maintain competitive pricing while delivering reliable, high-quality service.
Associations and certifications
  • Compliance Depot
  • NetVendor
  • RMIS
Services
HVAC
We provide installation, repair, and maintenance for all HVAC systems, including water source heat pumps, chilled water systems, and commercial kitchen units. Our services ensure optimal efficiency and comfort for high-rise buildings, industrial sites, and residential properties. With 24/7 emergency support and free system analysis, we prioritize long-term reliability and energy conservation.
Boiler
Our boiler services include repair, replacement, and maintenance for domestic and industrial systems, including Raypak, Laars, and Rheem units. Factory-trained technicians with 15+ years of experience ensure quick fixes and warranty compliance. We stock parts for immediate repairs and specialize in thermal solar assistance systems.
Plumbing
We handle plumbing repairs, drain cleaning, and system installations for residential and commercial properties. Certified plumbers use advanced technology for non-invasive solutions, including hydro jetting and storm drain maintenance. Services cover fixtures, sump pumps, and fire pump systems across Southern California.
General Contracting
Our general contracting includes construction management, roof repairs, and property upgrades for commercial and residential clients. We specialize in waterproofing, concrete work, and energy-efficient renovations. Projects span healthcare, hospitality, and retail sectors, ensuring compliance and durability.
Questions
What services does Southwest Mechanical offer?
We provide HVAC, boiler, plumbing, general contracting, and 24/7 emergency services for commercial and residential properties.
Do you offer emergency repair services?
Yes, we provide 24/7 emergency HVAC, plumbing, and boiler repair services.
Which areas do you serve?
We serve all of Southern California, including Los Angeles, Covina, and surrounding communities.
Are your technicians certified?
Yes, our team is certified, insured, and factory-trained for all mechanical systems.
What certifications do you hold?
We are certified by Compliance Depot, NetVendor, and RMIS for quality assurance.