Family-owned HVAC serving Woodbridge, Dale City, Manassas & all of Northern Virginia for 25 years. Same-day service. No upselling. Just honest repairs.
Over 25 years ago, Alejandro Espinoza started Alex HVAC Service with a simple vision — honest diagnostics, fair pricing, and work he'd be proud of. Today, he and his son Junior run the business together, and that same commitment drives every call.
We won't upsell you. We won't recommend a full replacement when a repair will do. We show up same day, explain what's wrong, and fix it right. That's why 322 families across Northern Virginia have given us five stars.
"Alejandro started this business 23 years ago with a simple vision: to create a company that puts families and their comfort first."
AC repair, furnace, heat pumps, water heaters, ductless systems, and emergency service — all under one trusted name.
Fast diagnosis and honest repairs. No upselling — just the fix your system actually needs.
New system installation for any home size. We help you choose the right unit at the right price.
Keep your home warm all winter. We service all major furnace brands and offer same-day repairs.
Installation, repair, and maintenance for heat pump systems — efficient heating and cooling year-round.
Repair or replace your water heater fast. Traditional and tankless systems.
Zoned comfort for any room. Alex and Junior install and service all major mini-split brands.
No heat in January? AC out in August? We answer the phone and show up — day or night.
Cleaner air, better airflow. Duct cleaning, filter upgrades, and air quality solutions.
"Alejandro is not only highly skilled but also incredibly honest and fair with his pricing. The service was thorough, efficient, and professional. I strongly recommend Alex HVAC!"
"Alex HVAC has been a huge blessing. I had my water heater stop working two days before Christmas eve — they came out same day and fixed everything. Can't thank them enough."
"Another company quoted $5,000 for 'mold containment.' Alex came out, wiped the same spot with bleach, and fixed the issue in minutes. Honest, knowledgeable, trustworthy."
"Alex and Miguel installed two ductless systems in my home which made a huge difference in our climate control and overall comfort. I strongly recommend their services!"
"Our heat lost its power connection. We reached out and Alejandro came and corrected a simple problem. Quickly and efficiently. Very appreciative of the fast response."
"Best services — Alex tells you the truth about what needs to be done to get your system working again. Recommended 100%. Best price and they know exactly what they're doing."
Same-day service. Honest pricing. 322 five-star reviews speak for themselves.
24/7 Emergency Available · Licensed & Insured · Woodbridge, VA 22193