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Oasis Plumbing, Heating & Air Conditioning HVAC Contractor

Oasis Plumbing, Heating & Air Conditioning provides reliable plumbing, heating, and air conditioning services throughout San Diego County. We help homeowners and businesses with A/C repair, A/C installation, furnace repair, furnace installation, heat pumps, drain cleaning, leak repairs, water heater replacement, tankless water heaters, and emergency plumbing services. We focus on clear communication, fair pricing, clean work, and honest recommendations. Every HVAC installation is backed by our 10 year labor warranty, and we’re proud to have been voted Best Heat & Air Company in North County in 2025 by the Coast News Group!

Website: oasispha.com

Phone: (619) 626-2499

Response 2 mins. Response rate 100%

Open now

  • Thu 7:00 AM - 8:00 PM

San Marcos, CA 92069 ·2147.46 mi

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Reviews

yelp
5.0 49 reviews
5 star
46 4 star
2 3 star
0 2 star
0 1 star
1
Fernando G. 09/02/26

Here is my honest review for Oasis: I had a couple of HVAC companies come out and give me bids, and honestly, their starting prices were ridiculous. I asked one of my neighbors for a...

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Spenser E. 07/14/26

We originally called Oasis out to diagnose a condenser that failed to start. Chris (owner) found problem within half hour and took time to explain what happened. In our case, our compressor was...

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Patrick S. 10/17/26

Same day fix, help me out with an issue. Great working with them from start to finish

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Isa B. 09/22/26

We just had a very big job done on our home by the team at Oasis including HVAC, ducting, and exhaust fan installation, and I can tell you that the work ethic, knowledge, and professionalism...

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Roy F. 08/06/26

Got HVAC, tankless water heater, whole house air filtration and whole house water filtration with softener installed by them. Great service and price was amazing. Installation went well and...

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