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28 Years
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Emergency
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Expert HVAC Services in Annandale, VA
Ameritec Services is a family-owned and operated HVAC contracting firm established in 1998. With over 35 years of industry experience, our founder Ivan Sr. built the company on principles of quality workmanship, affordability, and personalized service. We specialize in heating, air conditioning, and refrigeration solutions for residential and commercial clients across the DMV area (Washington D.C., Maryland, and Virginia). Our team of certified technicians prioritizes thorough diagnostics, preventive maintenance, and transparent communication to ensure optimal system performance.

We offer 24/7 emergency services and seasonal maintenance agreements to extend equipment lifespan while maintaining energy efficiency. As a military veteran-owned business, we proudly extend service discounts to fellow military members. Our commitment to treating every property as if it were our own has earned us a reputation for reliability and trustworthiness in the communities we serve.
Services
HVAC Installation Heat Pump Repair Seasonal Maintenance Water Heater Services Duct Cleaning Commercial HVAC Furnace Inspection Service Agreements Indoor Air Quality Emergency Repairs
Details
  • Year established: 1998
Highlights and features
  • We offer 35+ years of combined HVAC expertise with certified technicians
  • Our family-owned business provides personalized service with military discounts
  • We guarantee 24/7 emergency response for critical HVAC failures
  • Our seasonal maintenance agreements prevent breakdowns and reduce energy costs
  • We service all brands with transparent pricing and no hidden fees
What people say
Never better service Great customer service No hidden charges Knowledgeable technicians Fast response times
Services
HVAC Installation
We install complete heating, cooling, and refrigeration systems for residential and commercial properties. Our technicians handle all brands and models, ensuring proper sizing and energy-efficient operation. From high-efficiency furnaces to solar-powered systems, we provide solutions tailored to your specific comfort needs.
Heat Pump Repair
Our specialists diagnose and repair all heat pump issues, from refrigerant leaks to compressor failures. We perform precision repairs to restore optimal heating and cooling performance while extending equipment lifespan through preventive maintenance techniques.
Seasonal Maintenance
We offer bi-annual inspections and tune-ups to maintain HVAC efficiency. Our comprehensive maintenance includes component checks, lubrication, and performance testing to prevent breakdowns and reduce energy consumption by up to 30%.
Water Heater Services
We provide installation, repair, and maintenance for residential and commercial water heating systems. Our services cover traditional tank systems, tankless units, and hybrid models, ensuring reliable hot water supply with energy-efficient solutions.
Duct Cleaning
Our professional duct cleaning removes debris and contaminants from HVAC ductwork. Using specialized equipment, we clean supply and return ducts to improve indoor air quality and system efficiency while preventing mold growth and allergen accumulation.
People
Ivan Mendoza Patino Sr.
Owner/Head Technician
With 35+ years in HVAC and business ownership since 1998, Ivan Sr. founded Ameritec Services to provide superior service. He personally trains technicians and ensures quality standards are maintained across all projects.
Ivan Mendoza Patino II
AC Technician
Following family tradition, Ivan II specializes in AC installations and repairs. He brings modern technical skills to complement the company's legacy of excellence while maintaining personalized customer service standards.
Sabrina Mendoza Cesar
HVAC Technician
As part of the family team, Sabrina contributes expertise in system diagnostics and maintenance. Her hands-on approach ensures thorough service delivery while upholding the company's commitment to technical excellence.
Cesar Mendoza Cesar
HVAC Technician
Joining the family business, Cesar provides skilled technical support for installations and repairs. He maintains the company's high standards through meticulous workmanship and customer-focused service delivery.
Adrian
Duct Cleaning Specialist
Adrian specializes in air duct maintenance and cleaning services. He ensures thorough system cleaning using professional equipment while maintaining the company's commitment to indoor air quality improvement.
Questions
What HVAC services do you offer?
We provide full-service HVAC solutions including installation, repair, and maintenance for heating, cooling, and refrigeration systems. This includes heat pumps, furnaces, duct cleaning, and water heaters.
Do you service commercial properties?
Yes, we handle commercial HVAC systems of all sizes. Our technicians are equipped to service office buildings, retail spaces, and industrial facilities across the DMV area.
Are you available for emergencies?
We offer 24/7 emergency HVAC services. Our technicians respond promptly to critical system failures outside regular business hours.
Do you offer maintenance agreements?
Yes, our seasonal maintenance agreements include two inspections annually and a free diagnosis for repairs. Contract holders receive priority service scheduling.
What areas do you service?
We serve the entire DMV region including Washington D.C., Northern Virginia, and Maryland suburbs. This covers residential and commercial properties in urban and suburban locations.
Do you offer military discounts?
As a veteran-owned business, we provide special discounts for active military members and veterans. Please ask about our military service member pricing when scheduling.
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