Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing
St Peters, MO HVAC · NATE-certified · 49+ yrs
Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing as a HVAC provider
St Peters, MO HVAC · NATE-certified · 49+ yrs
Jerry Kelly lists full A/C repair and installation services across their service area. The company notes NATE-certified technicians on staff. Jerry Kelly states financing options are available for replacements and upgrades. Their service footprint matches St Charles County's hot, humid summers around Ofallon and nearby suburbs.
Full-service HVAC company serving the St Peters and Peters area for system repair and replacement. NATE-certified technicians are listed on the site. Emergency response is advertised as same-day service for urgent cooling or heating issues. Years in business: 45+ years serving local homeowners.
- High Google rating (4.9★ across 7,030+ reviews)
- Long-established (49+ years in business)
- NATE-certified technicians
- Emergency response: same-day
- Financing available
- Specializes in AC repair
- You need AC repair (non-emergency)
- You need duct cleaning
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.9★, 7,030+ reviews)
Company-wide signals
True across every category below.
AC repair focus includes refrigerant leak detection and recharge equipment, per their site.
Choose them for AC Repair if
- You need AC refrigerant leak repair
- You need AC tune-up & maintenance
Same-day emergency AC response is listed as available. Jerry Kelly notes NATE-certified technicians on staff. The company traces back to 1977, showing 45+ years in business. Missouri summers increase demand for quick repairs in Ofallon and nearby St. Peters. Customer feedback volume indicates frequent same-day dispatch outcomes.
Choose them for Emergency AC Repair if
- You need same-day AC repair
Jerry Kelly leads with a heavy focus on furnace repair and diagnostics. The company lists NATE-certified technicians on their site. Their same-day emergency response is advertised for quick no-heat calls. Jerry Kelly has operated locally for 45+ years. Google feedback highlights fast dispatch and on-site diagnostics.
Choose them for Furnace Repair if
- You need no-heat / emergency furnace repair
- You need gas furnace & combustion repair
- You need furnace tune-up & maintenance
Specializes in central AC replacement and large-system installs across the metro area. Jerry Kelly lists NATE-certified technicians on their site. The company notes same-day emergency response for cooling outages. Founded in 1977, the firm shows long local tenure. Many online reviews reflect extensive install volume in St. Charles County.
Choose them for AC Replacement if
- You need same-day AC replacement
Jerry Kelly emphasizes furnace replacement and gas-furnace work across the St. Louis metro area.
Choose them for Furnace Replacement if
- You need same-day furnace replacement
Jerry Kelly lists ducted air-source heat pump installs and furnace-to-heat-pump conversions. NATE-certified technicians are noted on their site. Jerry Kelly traces roots to 45+ years serving St. Charles County neighborhoods. The company advertises same-day emergency response for urgent HVAC issues. Financing options are available for larger system installs per their site.
Choose them for Heat Pump Installation if
- You need heat pump replacement
Air-quality assessments and whole-home IAQ installs are listed as routine offerings. Jerry Kelly notes NATE-certified technicians on staff. The company reports ERV/HRV ventilation and whole-house dehumidifier installs. Jerry Kelly has operated locally since 1977, serving the St. Louis metro humidity challenges. Their site advertises same-day service and financing options for larger IAQ projects.
mini-split installation content highlights ductless installs and repair experience per their site. Jerry Kelly lists NATE-certified technicians and long local tenure. St. Charles County summers bring high humidity and peak cooling demand to Ofallon homes. The website notes same-day emergency response for urgent cooling issues. The company advertises financing options for larger ductless systems.
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Guarantees & credentials
- Satisfaction Guaranteed
- Licensed electricians
- NATE-certified
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing?
When should I choose Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing?
What is the Vouched Score for Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing?
How long has Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing been in business?
How can I contact Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing?
What does HVAC service typically cost when working with a St Peters, MO provider like Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing?
What pricing terms does Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing publish on their website?
Does Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing do AC Repair in St Peters, MO?
Does Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing do AC Replacement in St Peters, MO?
Does Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing do Heat Pump Service in St Peters, MO?
Listed in
Explore more
Profile last updated July 22, 2026.