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Claim This BusinessBob Heinmiller Air Conditioning Inc has kept Central Florida comfortable for over three decades. Founded in 1989, this Orlando-based contractor holds full licensing and maintains an impressive 4.7-star average across 496 reviews. The company operates around the clock, every day of the year, offering same-day service and 24/7 emergency response for homes and businesses throughout the region. Their service footprint spans Orlando proper, College Park, Winter Park, Windermere, Dr. Phillips, Kissimmee, Lake Mary, Sanford, Oviedo, and surrounding communities, ensuring a technician is never far away when cooling fails.
What distinguishes Bob Heinmiller from the crowded HVAC field is their breadth of specialized partnerships and forward-thinking services. As an authorized Carrier dealer, they install top-tier residential and commercial systems backed by manufacturer support. Their Generac certified generator expertise means homes stay powered during the frequent storms that knock out grid electricity across Central Florida. The company also holds SolarWorld authorization, offering photovoltaic systems that capitalize on Florida's abundant sunshine. A standout offering is the free energy checkup, which identifies household inefficiencies costing homeowners monthly in utility bills. Their 100% satisfaction guarantee includes no overtime charges and no travel fees, a concrete promise that builds lasting trust.
Customer stories from recent reviews reveal the hands-on expertise driving their reputation. When Peter J. purchased a new Carrier system, technicians Patrick, Levi, Que, and Anthony completed the installation efficiently while explaining every feature of the unit, he called each by name in his five-star review. Another homeowner, Ken West, described how the team installed a garage mini-split after previously handling his whole-house generator, noting their reliability across separate projects. During a March 2026 service call, technician Joe thoroughly demonstrated generator operations to a customer while Brandy handled the appointment scheduling and cost breakdown, a level of personal attention reviewers consistently cite.
Across all 496 reviews, customers frequently praise the company's same-day response and emergency availability. Five-star reviewers name specific technicians, Jae, Joe, Jake, Miguel, highlighting their professional communication and willingness to explain system operations. Emergency service during heat waves and storm recovery generates the most detailed positive feedback.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Same-day diagnostics and repair for all makes and models, with NATE-certified technicians handling components, refrigerant, and electrical issues.
Full-system installation including load calculations, brand selection with Carrier models, and professional setup with manufacturer warranties.
Design/build approaches for offices, retail, and industrial facilities with tailored cooling solutions and ongoing maintenance contracts.
Standby generator systems from Generac for automatic backup power during outages, protecting security and comfort.
Photovoltaic installations through SolarWorld partnership, reducing energy bills by harnessing Florida's sunshine year-round.
Licensed electricians handle repairs, preventative maintenance, wiring inspections, and panel upgrades for homes and businesses.