
About Marvin’s Heating & Air Conditioning
At Marvin’s Heating & Air Conditioning, we have been providing fantastic air conditioning repairs to San Marcos and the surrounding communities since 1982. We are proud to be a member of the San Marcos community and are always happy to serve its residents. No matter if you need a ductless mini-split for your workshop, a central air conditioning system for your home or office, or just need to repair your air conditioning system and get it through one more summer, we have the experience and knowledge to find a custom solution to whatever air conditioning and heating project you have in mind. Call me, David, in San Marcos today for expert air conditioning advice and service.
Our Philosophy to Providing Fantastic Air Conditioning Service

Why Choose Marvin's?
- GE Capital Financing
- Upfront, Honest Pricing
- Trusted Experts for More Than 30 Years
- Federal Rebates & Incentives
- Flexible Appointments
- Wide Selection of Parts & Equipment
- Licensed & Insured
- Quality Workmanship
- Prompt Response Time
- BBB A+ Rating
We really appreciate Marvin’s prompt and efficient service. We have called upon him often, to help keep our old AC unit running and then to install our energy-efficient Heat Pump. We heartily endorse Marvin’s AC service.