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Claim This BusinessJerry Kelly Heating, Air Conditioning, Electrical & Plumbing has earned a 4.9-star rating across 6,739 client reviews, establishing the company as a trusted name in home comfort throughout St Peters and neighboring communities. Operating around the clock, their licensed technicians respond to heating emergencies regardless of the hour, serving homeowners who cannot afford to wait when furnace failure strikes during bitter winter nights. The company handles the full range of residential systems, from aging furnaces and central air units to complete electrical panel upgrades and plumbing repairs that other contractors in the area decline to tackle.
What distinguishes this contractor from peers in the St Peters market is their 24/7 operational model combined with multi-trade expertise under a single phone number. Unlike specialists who handle only heating or only electrical work, Jerry Kelly dispatchers send technicians capable of diagnosing interconnected system failures, saving homeowners the expense of multiple service calls. Their presence across four distinct trades also means crews arrive with parts inventory typically carried only by larger commercial operations, reducing the delay between diagnosis and resolution that frustrates customers most.
Customer stories from recent reviews illuminate the hands-on approach that drives their reputation. Noah C. recently completed a furnace tune-up for a reviewer who noted his meticulous explanation of each diagnostic step and his refusal to leave until the system operated perfectly, a standard that earned him a named recommendation. Jessica P. handled an outdoor electrical fixture installation on a subfreezing day, taking time to discuss options rather than defaulting to the most expensive solution. Graham responded when a carbon monoxide monitor alarm triggered concern, running comprehensive tests and walking the homeowner through findings until confidence returned. These named technicians appear repeatedly across reviews, suggesting consistent training practices that translate across trades.
Six thousand seven hundred thirty-nine reviews yield a 4.9 average rating, with every sampled review awarding five stars. Technicians named individually appear in roughly one-third of posted feedback, a pattern suggesting clients remember and value specific expertise over anonymous service calls. No negative reviews appeared in the sampled data.
| 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 |
Complete furnace diagnostics, tune-ups, and emergency repair services for all major brands, available 24 hours daily.
AC tune-ups, refrigerant recharging, compressor diagnostics, and replacement unit installation for residential systems.
Panel capacity increases, outlet replacement, wiring safety inspections, and code compliance corrections.
Assessment and remediation services including carbon monoxide monitor testing and ventilation improvements.
Leak detection, pipe replacement, fixture installation, and water heater service for residential properties.
Round-the-clock dispatch for heating emergencies, electrical outages, and plumbing failures requiring immediate attention.