A J Mechanical Services

Air conditioning contractor
2.8(27 reviews)
2722 Washington Blvd B, Arlington, VA 22201
A J Mechanical Services

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About A J Mechanical Services

A J Mechanical Services has operated in Arlington, Virginia for over three decades as a residential heating and cooling contractor. The company holds a state contractor license and employs a team led by owner James, who personally handles service calls alongside his technicians. With 27 customer reviews on record, the business carries a 2.8-star average rating, indicating a split customer experience. The contractor serves Arlington and extends service to nearby Northern Virginia communities, handling both routine maintenance and emergency repairs for homeowners throughout the region.

What distinguishes A J Mechanical Services is the owner's hands-on approach to every job. James has accumulated 36 years of industry experience and frequently travels significant distances daily to source parts for older systems, getting them back online quickly. The company specializes in diagnosing complex HVAC problems that less experienced technicians often misidentify. Their business model emphasizes fair pricing over upselling, and they investigate each issue thoroughly before recommending repairs, a practice that has earned repeat business from clients who appreciate transparent diagnostics.

Reviewer Greg Lawler describes a 18-year relationship with the company, noting James installed a new HVAC system during a 2008 home remodeling and has provided continuous support since. Lawler emphasizes that during extreme weather periods, response times lengthen because all local contractors face high demand, but James remains one of the most dedicated professionals he has encountered. Other reviewers have cited concerns about warranty transfer processes and technician professionalism, suggesting communication could improve. For homeowners with aging systems that have received inconsistent maintenance, James brings the experience needed to diagnose underlying issues others miss.

What Customers Say

4 of 27 reviews are 5-star ratings from long-term customers praising James's responsiveness and fair pricing. Negative reviews cite professionalism concerns and warranty confusion. Positive reviewers specifically mention owner James by name and highlight his 36-year experience diagnosing complex HVAC problems that other contractors could not resolve.

Working Hours

SundayClosed
Monday8 AM–5 PM
Tuesday8 AM–5 PM
Wednesday8 AM–5 PM
ThursdayToday8 AM–5 PM
Friday8 AM–5 PM
Saturday7 AM–12 PM

Services

AC Repair & Maintenance

Diagnoses cooling system failures, provides tune-ups, and recommends preventative maintenance for residential air conditioning.

Heating System Repair

Resolves furnace and heating equipment problems, with emphasis on restoring systems quickly during cold spells.

HVAC Installation

Installs new heating and cooling systems for home remodels and replacements, handled by experienced crews.

System Diagnostics

Investigation services for complex HVAC problems that other contractors misdiagnose, a company specialty.

Parts Sourcing

Locates hard-to-find parts for aging residential systems, with owner frequently driving to source components.

Frequently Asked Questions