Business Details
48 Years
experience
Emergency
services
Trusted HVAC Solutions for Commercial Clients
DB Sales & Service has been a trusted leader in commercial HVAC solutions since 1978, serving Southern California with expertise in boilers, burners, pumps, and energy-efficient systems. Our team of factory-certified technicians brings over 45 years of combined experience, ensuring reliable service, innovative designs, and compliance with stringent emission standards. We prioritize customer satisfaction through short lead times, comprehensive training, and partnerships with top manufacturers.Recognized with awards like the Southern California Gas Company's Trade Pro Partner of the Year, we emphasize sustainability, energy savings, and cutting-edge technology. Our commitment to excellence is reflected in our state license (984459), memberships in industry organizations like ASHRAE, and a proven track record in complex projects across diverse sectors including healthcare, education, and luxury real estate.
Services
Boiler Sales
Burner Solutions
Solar Water Heating
HVAC Systems
Pump Rebuilds
Emergency Boiler Repair
Utility Rebates
Parts Supply
Venting Systems
Compressor Services
Details
- Year established: 1978
Highlights and features
- Over 45 years of specialized HVAC and boiler expertise
- Factory-certified technicians for precise installations
- Knowledgeable customer service with short lead times
- Proven energy-saving solutions for commercial buildings
- Serving 9 Southern California counties with reliability
What people say
Quick professional response
Knowledgeable technicians
Energy cost reductions
Reliable 24/7 service
Proven compliance expertise
Services
Boiler Sales
DB Sales offers high-efficiency boilers for commercial and industrial applications, reducing energy costs by up to 40%. Our inventory includes Ultra Low NOx-compliant models to meet California's strict emission standards. Factory-trained technicians ensure proper installation and commissioning for optimal performance.
Burner Solutions
We provide combustion solutions with Johnson Burners and Siemens controls, achieving
Solar Water Heating
Commercial solar water heating systems reduce energy bills by up to 80% while lowering carbon emissions. We partner with Enerworks to deliver scalable solutions for industrial and commercial facilities, including pool heating and LEED-certified building integrations.
HVAC Systems
Our HVAC solutions include VRF systems, heat pumps, and air handlers from Hisense and Ice Air. Designed for energy efficiency and reliability, these systems meet ASHRAE standards and are supported by 24/7 maintenance services for commercial and residential applications.
Pump Rebuilds
We offer AMT and Wilo pump systems with rebuild services that extend equipment lifespan by 10+ years. Our technicians specialize in high-efficiency pumping solutions that reduce energy consumption by up to 60% while maintaining LEED certification standards.
People
Stephen Mertz
President and CEO
Mechanical engineer with 25+ years in boiler system design. Led DB Sales since 2010, focusing on energy-efficient solutions that cut client costs by 30-50% while meeting California's strict emission standards.
Questions
What HVAC services does DB Sales offer?
We provide boiler sales/service, burner retrofits, solar heating, pump rebuilds, and 24/7 emergency repair services for commercial clients across Southern California.
Do you provide emergency HVAC services?
Yes, our 24/7 emergency service includes boiler repairs, system diagnostics, and urgent component replacements with same-day response guaranteed.
Are your systems energy-efficient?
All solutions meet Ultra Low NOx standards, with high-efficiency boilers and pumps that reduce energy costs by 30-60% compared to conventional systems.
Which areas do you serve?
We serve all Southern California counties including Los Angeles, Orange, San Diego, and Riverside with local warehouse inventory and service teams.
Can you help with utility rebates?
Yes, we assist clients in securing rebates from SoCal Gas and other providers for energy-efficient system upgrades and retrofits.
What certifications do you hold?
We maintain California Contractor's License #984459 and partner with ASHRAE, BOMA, and RETA for industry-leading standards compliance.
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