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Claim This BusinessAbout Nguyen Services LLC
Nguyen Services LLC operates as a licensed HVAC contractor based in Raleigh, North Carolina, and has built a perfect 5-star rating across 78 homeowner reviews. The business, led by service technician Jason, serves residential customers throughout the city and surrounding communities including Cary and Durham. This owner-operated structure means the same licensed professional who quotes the job also performs the work, a continuity that reviewers consistently credit for the company's reliability and accountability.
What distinguishes Nguyen Services LLC is a commitment to transparent diagnostics over sales pressure. Reviewers repeatedly note that Jason presents repair options without recommending unnecessary upgrades or upselling additional services. The company handles air conditioning repair, compressor service, and freon line diagnostics, with specific experience patching freon leaks and recharging systems after thorough debris clearance. During emergency breakdowns on the hottest summer days, multiple customers report same-day response times, with one reviewer noting a 45-minute arrival window for a large downstairs unit serving an older home.
Customer stories underline this reliability. Vincent described a full-day compressor job where Jason disassembled the unit, cleaned accumulated debris, located a freon line leak, patched it with a liquid solution, and recharged the system at a reasonable cost. Jim Aldrich recalled calling Jason on the first heat wave day of 2025, receiving a diagnostic and two options before the unit was repaired that same afternoon at nearly half the original estimate. Megan Mackie Deal highlighted how Jason explained what was broken and why, focused only on the problems at hand, and declined to push premium upgrades other companies would have pushed.
What Customers Say
All five detailed reviews award 5 stars and specifically name technician Jason. Four reviewers mention same-day or emergency service with rapid arrival windows. Customers consistently highlight honest diagnostics, no upselling, and repair costs that came in below initial estimates.
Services
AC Repair & Diagnostic Services
System diagnosis with multiple repair options presented upfront, followed by targeted repairs for compressors, fans, and electrical components.
Freon Line Repair & Recharge
Leak detection in freon lines using liquid patching solutions, system evacuation, and refrigerant recharge to factory specifications.
Compressor Service
Full disassembly, debris removal, inspection, and either repair or replacement of failed compressor units.
Heat Wave Emergency Response
Rapid same-day service for complete AC failures during peak summer temperatures, including attic unit access and large residential system repair.
Preventive Maintenance Assessment
Inspections that identify current problems, explain why systems are underperforming, and outline repair priorities without pushing unnecessary upgrades.