13 HVAC Service Contractors in Frankfort, IL
Top-Rated HVAC Service Contractors in Frankfort
King Heating, Cooling & Plumbing
“98% of reviewers assign 5 stars, citing transparency, fair pricing, and skilled technicians. Multiple customers specifically name Tyler, Dennis, and Cole as…”
Climate Control Systems
“Five of five sampled reviewers specifically praise the company's honesty and fair pricing, with one client noting they compared seven competitors' quotes…”
All HVAC Service Contractors (13 total)
Enright's Heating & Cooling, Inc.
“All four full reviews award 5 stars, with reviewers collectively praising same-day emergency response,…”
Golden Cooling & Heating – HVAC Maintenance, AC & Heating Repair, Installation & Electrical Services | Frankfort, IL
“8 verified client reviews averaging 5 stars demonstrate unanimous satisfaction, with multiple reviewers…”
Service Tech Heating & Cooling Inc.
“Fifteen client reviews yield a consistent pattern: Marvin Weaver and technician Paul receive personal…”
Frankfort Residential Heating & Cooling
“Eight of eight reviewers award perfect five-star ratings, with zero negative feedback across every documented…”
Reliant Heating and Air Conditioning, Inc.
“Eleven reviews yield a perfect 5-star average, with every reviewer recommending Reliant. Four customers…”
Premistar South - Formerly Southwest Town Mechanical
“Nine reviews yield a 4.6-star average, with two published testimonials both awarding five stars. Both…”
Annointed Services General, LLC
“All seven reviews award 5-star ratings without exception. Three reviewers specifically name technicians Matt…”
Amalgamated Services, Inc.
“One of six reviewers awarded a single star citing unprofessional driver conduct, while the remaining…”
HAS Services, LLC
“All featured reviews award the company 5 stars, with consistent praise for technician punctuality, friendly…”
HVAC Service Costs in Frankfort
General HVAC service pricing across maintenance, repair, and installation in Frankfort.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $81 | $130 | $216 |
Routine tune-up (single system) | $76 | $135 | $216 |
Standard repair (avg) | $162 | $648 | $1,296 |
Major repair (compressor, heat exchanger) | $1,620 | $2,700 | $3,780 |
New system installation (mid-range) | $7,020 | $11,340 | $15,120 |
Full HVAC replacement AC + furnace combined | $12,517 | $14,504 | $15,228 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Frankfort, IL: What to Expect
Frankfort’s climate pushes HVAC needs year-round: lake-effect winter chills dipping to 18°F and humid summers peaking near 84°F make heating the dominant concern for homes in this Chicago suburb and the wider metro. Demand for reliable furnace service drives the local market, where 14 contractors maintain a strong average rating of 4.7 from 2,184 reviews and five firms advertise 24/7 availability for urgent calls. Use hvac-service Frankfort to find teams experienced with prolonged cold snaps.
Price details depend on the job: major cost items include furnace replacement, heat-exchanger repairs, and seasonal tune-ups, while smaller repairs and thermostat upgrades carry lower fees. Specific dollar ranges were not supplied here, so expect variability by equipment age and labor. Note that Illinois lacks a statewide HVAC license, so local municipalities enforce permitting and contractor credentials—confirm local licensing and written estimates before work begins.
Customer highlights were not provided in the data, so patterns from reviews matter more: responsiveness to emergency calls, clear upfront estimates, and documented workmanship tend to show up in higher-rated firms. Prioritize contractors who offer emergency service, provide detailed service records, and can demonstrate experience with furnace systems common to this region. Ask for references and proof of local permits.