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Claim Your Free PageJim Tech Heating and Air, Inc. operates from Lawrenceville, Georgia, serving the greater Gwinnett County community with three decades of HVAC expertise. The company holds a valid Georgia contractor license and maintains full insurance coverage, providing residential heating and cooling services. With a perfect 5.0-star rating from ten verified customer reviews, the business has built its reputation on predictable pricing and honest diagnostic work. Service hours extend from 7 AM to 7 PM Monday through Friday, with Saturday availability until 5 PM, accommodating schedules for homeowners throughout the metro area.
What distinguishes Jim Tech from larger HVAC operations is the direct involvement of the owner, Jimmy, in day-to-day service calls. Customer reviews consistently highlight an anti-upselling approach, with technicians explaining necessary repairs without recommending unnecessary replacements. The company offers a maintenance program that one reviewer has used for over eight years, describing it as keeping their AC running perfectly year-round. When supply chain shortages affected major retailers, Jimmy personally recommended a customer contact Costco as a backup option, demonstrating prioritizing the customer's needs over a closed sale.
Customer scenarios reveal the practical value of this contractor's approach. One homeowner described a heating issue that surfaced after their seasonal inspection, and Jim Tech sent a technician the very next day. After an hour of diagnostics and minor adjustments, no labor or call-out fees were charged because the issue proved minor. Another reviewer detailed a technical heating problem solved in under two hours at a reasonable price, with the technician declining to recommend additional work. These accounts reflect a service model built on trust rather than revenue maximization.
Eight of ten reviewers award five stars, with all praising honesty in pricing and diagnostic transparency. Four customers specifically mention Jimmy by name, describing him as attentive, technically skilled, and unwilling to upsell. One reviewer contrasts Jim Tech's estimate at less than half of a major retailer quote for identical equipment.
| Sunday | Closed |
| Monday | 7 AM–7 PM |
| Tuesday | 7 AM–7 PM |
| Wednesday | 7 AM–7 PM |
| ThursdayToday | 7 AM–7 PM |
| Friday | 7 AM–7 PM |
| Saturday | 7 AM–5 PM |
Diagnostic services, refrigerant recharges, and tune-ups to restore and maintain cooling performance throughout cooling seasons.
Furnace repairs, heating inspections, and winter readiness checks to ensure reliable warmth during cold months.
Full HVAC system replacements when repairs are no longer cost-effective, including equipment sourcing and installation.
Annual or bi-annual service agreements that keep systems running optimally and prevent unexpected breakdowns.
Technical assessments to identify root causes of HVAC problems before recommending repairs or replacements.