Alameda Island Heating & Air Conditioning

I have a very old furnace that wouldn’t turn on. I conducted an AI search and discovered Alameda Island Heating and Air Conditioning, which specializes in fixing old furnaces. I called in the morning, and just a few hours later, Sean, the owner, arrived at my home. Approximately…

I am incredibly thankful to have found Sean Schaefer, the owner of Alameda Island Heating & Air Conditioning. He came recommended by an HVAC parts supplier. I consulted several installers for a new furnace, but Sean examined mine and informed me that it didn’t need to be replaced…

Mitzi W.

It’s great to have a local furnace repair technician. I also had a positive experience. I called Sean this morning, and he arrived in just 10 minutes since he was nearby. It turned out that the connection on my thermostat was loose. I’m relieved that we discovered the issue, as t…

I will definitely reach out to Sean again. He assisted me in resolving a problem with water leaking into the vents. I really appreciate professionals who don’t try to upsell and who efficiently complete the job.

Sean was able to come out and revive my very old furnace. He also helped repair some damaged piping. He is very pleasant and accommodating.

This is the second time I have utilized Alameda Island Heating. Sean is fantastic; he resolved my issue very quickly, and their pricing is quite reasonable. I highly recommend this company.

Jenny N.

Sean exceeded expectations when my heater unexpectedly stopped working during a week when I had a house full of guests for the holidays. My kitchen sink also suddenly lost water pressure. He repaired the sink, the heater, and noticed that my CO2 and smoke detectors were not funct…

A business card for heating and air conditioning services on a patterned background.

I discovered my furnace was not working last night, so I called Sean this morning, and he arrived in just 30 minutes! He came in and immediately got to work, without any unnecessary sales pitches or upselling. He fixed it within an hour and charged me a very reasonable fee! If yo…

Sean is very professional and efficient. I have hired Sean for several projects, as I manage properties, and he has consistently been prompt and knowledgeable in his trade. He is also helpful with various other handyman tasks. I highly recommend him.

I reached out to Jason at Earthwise Energy after an incredibly long time trying to coordinate solar panels and then a solar roof with Tesla. We had a very positive experience with Earthwise. Jason was extremely responsive...

I am very satisfied with Solar Technologies. I conducted extensive research to find the best solar panel solution for our townhouse in Hayward. Initially, I explored all the major national companies to find what seemed like the best...