Donmar Heating, Cooling & Plumbing: Your Sterling, VA Home Comfort Experts

For over three decades, Donmar Heating, Cooling & Plumbing has been the trusted name for keeping homes comfortable and systems running in Sterling, VA and across Northern Virginia. This licensed company provides reliable HVAC and plumbing services for both residential and commercial customers, with a team of skilled technicians ready to help, even for urgent repairs. Their long hours, from 7 AM to 10 PM most days, mean help is available when you need it.

Business Overview

Founded in 1990, Donmar focuses on the essential systems that make a house a home. They understand the specific needs of Northern Virginia homes, from managing humidity in the summer to ensuring reliable heat during chilly winters. Their team of NATE-certified technicians brings professional expertise to every job, whether it's a scheduled maintenance check or an unexpected emergency.

Key Services

Donmar offers a full range of solutions to maintain your home's comfort and functionality.

• HVAC Services: Complete system installation, replacement, repair, and maintenance to keep your air clean and your temperature perfect year-round.
• Plumbing Services: From inspections and repairs to full installations and replacements for fixtures, pipes, and drains.
• Water Heater Solutions: Expert installation and repair for water heaters, including specialized hot water recirculation pump services for instant hot water.

Areas Served

Donmar proudly serves a wide area of Northern Virginia. Their service area includes Sterling, Ashburn, Herndon, Brambleton, Broadlands, Cascades, Lowes Island, Dulles Town Center, One Loudoun, and many surrounding communities.

Company History & Leadership

Since opening its doors in 1990, Donmar Heating, Cooling & Plumbing has grown by sticking to a simple principle: honest work and expert service. The company's leadership is built on deep local knowledge and a commitment to the community they serve. This hands-on, experienced approach has fueled steady growth, allowing them to build a team that shares their dedication to quality.

Specialties & Highlights

Several key features set Donmar apart in the Sterling, VA area.

• As a Carrier Factory Authorized Dealer, they offer high-quality, energy-efficient HVAC options.
• All technicians hold NATE certification, a mark of advanced training and proficiency.
• They provide transparent pricing, so customers know what to expect before work begins.
• Their expertise covers both major HVAC systems and detailed plumbing work, offering true whole-home service.

Why Locals Choose Donmar Heating, Cooling & Plumbing

Homeowners and businesses in Sterling, VA return to Donmar because of their proven reliability and deep local roots. A 30-year history in the region means they understand local housing styles and climate challenges. Their combination of certified expertise, broad service range, and straightforward communication builds trust. For HVAC, plumbing, or water heater needs, Donmar Heating, Cooling & Plumbing provides the dependable service that Northern Virginia has counted on since 1990.