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40 Years
experience
Emergency
services
Your Trusted HVAC and Plumbing Experts in San Antonio
Rosenberg Indoor Comfort has been a trusted provider of heating, cooling, and plumbing services in San Antonio since 1986. Founded on principles of integrity and customer-centric service, our family-run business combines decades of industry experience with certified technicians to deliver reliable solutions. We maintain an A+ rating with the BBB and prioritize upfront pricing, 24/7 emergency support, and comprehensive maintenance plans. Our teams expertise spans residential and commercial HVAC systems, ductwork, plumbing repairs, and indoor air quality improvements.

Recognized as ACCA Residential Contractor of the Year, we emphasize transparency, ethical practices, and long-term customer relationships. With over 30 years of local service, we ensure every project meets rigorous quality standards while addressing individual client needs. Our commitment to community and technical excellence has earned consistent customer satisfaction and industry recognition.
Services
AC Repair Heating Maintenance Plumbing Services Ductwork Repair Emergency HVAC Indoor Air Quality Commercial HVAC Water Heater Installation Sewer Repair Tankless Water Heaters
Details
  • Year established: 1986
Highlights and features
  • 30+ years of local HVAC and plumbing expertise
  • Maintain an A+ rating with the Better Business Bureau
  • 24/7 emergency service for urgent heating/cooling needs
  • Upfront pricing with no surprise charges
  • NATE-certified technicians for industry-leading standards
Associations and certifications
  • BBB
  • ACCA
What people say
Top notch job Very courteous Excellent work Professional team No surprise charges
Services
AC Repair
Our AC repair services address cooling system issues promptly, ensuring optimal performance during Texas summers. Technicians diagnose and fix refrigerant leaks, compressor failures, and thermostat malfunctions. We prioritize energy efficiency and system longevity while providing upfront cost estimates.
Heating Maintenance
Regular heating maintenance prevents breakdowns and extends system lifespan. Our technicians inspect furnaces, heat pumps, and ductwork for efficiency, safety, and compliance. Services include filter replacement, coil cleaning, and performance tuning tailored to San Antonio's climate.
Plumbing Services
From leak detection to water heater installation, our plumbing services cover residential and commercial needs. Certified plumbers handle drain cleaning, repiping, fixture upgrades, and emergency slab leak repairs using advanced camera inspection technology.
Indoor Air Quality
We improve indoor air quality through duct cleaning, dehumidifier installation, and air purifier systems. Our solutions reduce allergens, mold, and pollutants, creating healthier environments for homes and businesses in San Antonio.
Commercial HVAC
Tailored commercial HVAC services include rooftop unit maintenance, VRF systems, and refrigeration solutions for retail, offices, and industrial spaces. We offer preventive maintenance agreements to minimize downtime and optimize energy efficiency for businesses.
People
Michael Rosenberg
President
Michael leads Rosenberg Indoor Comfort with over 25 years of HVAC industry experience. He oversees operations and strategic growth while maintaining the family business's commitment to quality service since 2003.
Tom Hull
Vice President
With HVAC expertise since the 1980s, Tom manages day-to-day operations and technical teams. His leadership ensures adherence to industry standards and customer satisfaction across all service divisions.
Lee Rosenberg
Chairman
Lee founded the company in 2003, bringing decades of engineering and HVAC experience dating back to 1974. He established the technical foundation and ethical standards guiding the business today.
Betsy Rosenberg
Vice Chairman
Betsy co-founded the business in 2003, contributing operational expertise from her 1986 HVAC industry start. She focuses on client relations and maintaining the company's community-oriented values.
Questions
What HVAC services do you offer?
We provide AC repair, heating maintenance, ductwork services, indoor air quality solutions, and commercial HVAC systems for San Antonio residents and businesses.
Do you offer emergency HVAC service?
Yes, our 24/7 emergency service responds to urgent heating and cooling needs outside regular business hours with no overtime charges.
Are financing options available?
Yes, we offer flexible financing on approved credit for HVAC installations and major repairs to qualified customers.
What areas do you serve?
We primarily serve San Antonio and surrounding communities in Texas, including residential and commercial properties.
How can I schedule service?
Call (210) 987-5587 during business hours or use our online request form for emergency service after hours.
Do you provide maintenance plans?
Yes, our Comfort Club offers biannual HVAC inspections, priority scheduling, and discounts on repairs to maintain system efficiency.