What we’re about

A&D Service Co. offers reliable heating and air conditioning service in homes all around Bexar County. Since 2003, our focus has always been on keeping residents cool during those hot days of summer and to keep our customers warm when it gets cold in the winter. Before we tell you that you need to replace your system, we will try our best to fix the system first. Replacing the whole system is our last resort. Our technicians have been well trained to know what is the best way possible to get your system back up and running. Call A&D Service Co. today to schedule your appointment!

Our Services


We do all kinds of installations. Whether it’s replacing your system or replacing your ducts in the attic. We do it all. Send us an email or give us a call to schedule a free estimate on what you want done from us!

Service & Repair

Don’t let those other big companies tell you that you need to replace your system. We will try and fix it first before telling you that it needs to be replaced.


We provide system maintenance to ensure your system will be ready for the hot Texas Summers! Let’s get that system running strong so it can be running strong throughout the seasons! Call us or send us an email today to schedule an appointment!

Years in business
Nest Pro

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