Services

When your air conditioner stops working in the middle of a Texas summer, you need it fixed fast. AO Cooling & Heating provides AC repair and replacement services for homeowners across Richmond, Sugar Land, Rosenberg, Katy, and Fort Bend County. Whether your AC is blowing warm air, running constantly without cooling, leaking water, or will not turn on at all, Abe and his team diagnose the problem accurately and get your system back up and running as quickly as possible.

If your system is beyond repair or at the end of its lifespan, we provide honest replacement recommendations — no pressure, no upselling. We explain your options, help you choose the right system for your home and budget, and handle the full replacement professionally. Homeowners across Fort Bend County and the greater Houston area trust AO Cooling & Heating for AC repair and replacement that is honest, competent, and done right the first time.

Even in Texas, cold fronts and winter nights demand a heating system that works reliably. AO Cooling & Heating provides heating installation and repair services for homeowners across Richmond, Fort Bend County, and the greater Houston area. Whether your furnace is not producing heat, your heating system is making unusual noises, or you need a complete new system installed, our team diagnoses the issue quickly and provides a straightforward plan to get your home comfortable again.

Abe Aguirre brings over a decade of HVAC expertise to every heating job, servicing all makes and models with the same dedication and integrity he learned in the U.S. Navy. We provide comprehensive assessments, explain your options clearly, and complete the work with quality craftsmanship. Homeowners in Richmond, Rosenberg, Sugar Land, Katy, and across Fort Bend County count on AO Cooling & Heating for heating service they can trust.

Regular HVAC maintenance is the most cost-effective way to prevent unexpected breakdowns, lower energy bills, and extend the life of your heating and cooling equipment. AO Cooling & Heating provides seasonal tune-ups and preventative maintenance for homeowners across Richmond, Fort Bend County, and the Houston area. A professional maintenance visit catches worn components, low refrigerant, dirty coils, and other issues before they turn into costly emergency repairs — keeping your system running at peak efficiency through the brutal Texas summer and winter cold snaps alike.

Our maintenance visits are thorough and honest — we check every component, explain what we find, and only recommend work that is genuinely needed. No unnecessary upsells, no scare tactics. Homeowners in Richmond, Sugar Land, Rosenberg, Katy, and throughout Fort Bend County trust AO Cooling & Heating for HVAC maintenance that protects their investment and keeps their homes comfortable year-round.

When your AC dies at midnight in the middle of July or your heater fails on the coldest night of the year, you cannot afford to wait until morning. AO Cooling & Heating provides emergency and after-hours HVAC service for homeowners across Richmond, Fort Bend County, and the greater Houston area. Abe and his team respond to urgent heating and cooling failures when you need help most — including late-night calls, weekends, and situations where waiting is not an option.

Our emergency team has handled everything from late-night compressor replacements to urgent AC failures during Texas heat waves. We arrive prepared, diagnose the problem quickly, and take action to get your home comfortable again as fast as possible. Homeowners across Fort Bend County know they can count on AO Cooling & Heating for emergency HVAC service backed by veteran values — showing up when we say we will and getting the job done right.

Commercial refrigeration failures put your inventory at risk and can shut down your operations. AO Cooling & Heating provides commercial refrigeration services for businesses across Richmond, Fort Bend County, and the greater Houston area. Whether you need a new refrigeration system installed, an existing unit repaired, or ongoing maintenance to prevent costly breakdowns, our team handles it with the same professionalism and quality workmanship we bring to every job.

We understand that commercial refrigeration issues are urgent — a failed walk-in cooler or reach-in freezer costs you money with every hour it is down. AO Cooling & Heating works efficiently to diagnose and resolve refrigeration problems, minimizing downtime so your business can keep running. Business owners across Fort Bend County trust our team for commercial refrigeration service that is reliable, competent, and delivered with integrity.