Preferred Mechanical Services

Preferred Mechanical Services operates as a locally owned HVAC contractor based in Boerne, TX. They handle heating, air conditioning, plumbing, and duct cleaning work for homes and light commercial spots. The crew services all makes and models using solid industry products to sort out residential and commercial issues. They have run this way since 2000 with a focus on honest dealings and finishing tasks correctly on the first try without extra callbacks. Homeowners in the area deal with Texas heat swings and occasional cold snaps that put systems under stress, so quick reliable fixes matter for keeping things running steady through the seasons.

They provide full HVAC installation along with repair and replacement jobs plus 24 hour emergency calls for breakdowns in heating or cooling. Plumbing needs from leaks to fixture swaps get covered too. Technician Leo handles many of these calls and customers note how he shows up on time, diagnoses HVAC units or A/C systems fast, and completes fixes in a direct professional way that avoids repeat visits. One case involved sorting an HVAC unit repair while another covered A/C replacement work, with Leo giving clear advice on what was needed and keeping the process moving without delays. They take on appliance repairs alongside the main HVAC load when those come up in the same visits.

Customers keep pointing to Leo and the crew for solid speed on jobs, quality that holds up after the fix, fair pricing that fits small town expectations, and straightforward communication about options and costs. These points show up across the reviews and explain how the team earns steady repeat business even when schedules stay tight. The approach builds trust through results rather than promises. DIRT Score 3.06 from 13 reviews on Finds.

DIRT Score = confidence-weighted rating across verified review platforms. How is this calculated? →

“We all love Leo! He was professional and quick. Knew what was needed and gave me solid advice. Pleasant to enjoy a small town's business ethics!! I will be using this company again.”

“I have used Preferred Appliance Repair for many years. Leo goes out of his way to make sure that the repair is done in a timely and professional manner. I have used this company to repair my HVAC unit and multiple appliances. I highly recommend Preferred Appliance Repair! 5 STARS”

“I have used Leo for many years and is always punctual, professional and reasonably priced. Would highly recommend him for appliance repair and A/C repair replacement.”

“Leo was very helpful. Would definitely use him if not so busy.”

“Leo Castillo has been my go-to guy for over ten years and I will never use anyone else. I have found him to go above and beyond what any other appliance repair person would do with a price that cannot be beaten. I have told my friends and they use him also. Not one of them is not perfectly happy He is amazing. I cannot say enough good things about him and cannot imagine any problems with another person.”