36 HVAC Service Contractors in McHenry, IL
Top-Rated HVAC Service Contractors in McHenry
Black Diamond Plumbing & Mechanical Inc.
“Six thousand six hundred reviews yield a 4.9-star average, placing this contractor among the most-reviewed HVAC and plumbing businesses in the McHenry County…”
Jetts Heating and Air
“Nearly 400 reviews averaging 4.9 stars reveal strong customer satisfaction, with 5-star feedback praising specific technicians Paul, Sean, and Wayne by name.…”
All HVAC Service Contractors (36 total)
JJA Electric
“Every reviewer awarded 5 stars, with 5 of 7 specifically naming Jacob or Jakob as the technician who…”
Dinkelman Home Inspections
“All seventeen reviewers award five-star ratings, with nine explicitly naming Ted Dinkelman as the inspecting…”
Combined Services HVAC
“Positive reviews frequently mention named technicians Dan, Scott, and owner Ken, with customers noting honest…”
CRS Heating & Air Conditioning, Inc.
“Review data shows universal 5-star satisfaction across sampled feedback, with 79 clients collectively…”
Loud Brothers
“Of 4 sampled reviews, 2 positive reviewers (Kevin C and Richard Diesterheft) praised specific technicians by…”
American Comfort Central
“Forty-three of fifty reviews award five stars, with customers frequently citing same-day service…”
McHenry Plumbing, Inc.
“Every reviewer submitted a 5-star rating, producing a perfect aggregate score. Four reviewers explicitly…”
Phoenix HVAC LLC
“All eight reviewers award a perfect 5-star rating, with four explicitly mentioning same-day or prompt service…”
Connor Company
“Eight of eight reviewers award 5-star ratings, with four specifically praising speed and savings, one…”
Home Services at The Home Depot
“Six of eight detailed reviewers awarded five stars, praising specific aspects like thorough work and extended…”
TOPTEC Heating, Cooling, Plumbing, & Electrical, Inc.
“Eight reviewers awarded perfect 5-star ratings, with technicians Ken, Keith, Jordan, and Frankie each named…”
Koch Indoor Weather
“Seven of ten fully visible reviewers awarded five stars, with most praising specific technicians by name.…”
RoamRight RV
“Nine verified reviewers awarded perfect scores, with Drew named explicitly in multiple accounts as the…”
G.W. Berkheimer
“Four of seven detailed reviews award 5 stars, with positive feedback emphasizing product availability and…”
Sweeney Dryer Vent & Chimney Repair Services
“All six reviewers awarded five-star ratings, with three customers specifically naming technician Caleb for…”
123 Mechanical
“Every reviewer awards five stars, with four of five explicitly naming technician Jim and praising his…”
Garrelts & Sons, Inc./American Water Experts
“Five of eight reviewers awarded five stars, with three specifically naming technicians Marcus or Benny in…”
Ace HVAC Inc.
“Three of seven reviewers assign five-star ratings specifically praising Bob and Jeremy by name, with…”
Advantage Mechanical
“All four reviewers awarded Advantage Mechanical a perfect five-star rating, with two of them specifically…”
HVAC Service Costs in McHenry
General HVAC service pricing across maintenance, repair, and installation in McHenry.
| 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 McHenry, IL: What to Expect
McHenry’s climate — long, bitter winters with lake-effect wind chill and humid summers peaking in the mid-80s — makes heating reliability the dominant concern and keeps technicians busy year-round. That demand supports 36 contractors serving the area with an average rating of 4.6 across 9,196 reviews, and the phrase hvac-service McHenry sums up a market focused on dependable furnace performance.
Detailed cost figures from the local topCostItems were not provided, so homeowners should expect variability depending on system age, fuel type, and scope of work. Routine maintenance is generally less costly than major repairs or full system replacements, and emergency or off-hour service from seven firms that offer 24/7 response can raise prices. Remember that Illinois lacks a statewide HVAC license, so confirm municipal or county credentials and insurance before any work begins.
No specific customer highlights were included in the supplied data, but review patterns in McHenry tend to reveal what matters: prompt onsite diagnosis, documented estimates, and technicians experienced with furnaces. Prioritize contractors who demonstrate clear communication, provide references or recent review excerpts, and who note winter-readiness measures such as combustion safety checks and flue inspections.
Frequently Asked Questions
Other HVAC Services in McHenry, IL
All HVAC Contractors in McHenry, IL
Complete directory of 37 contractors — browse alphabetically
A–Z
All HVAC Contractors in McHenry, IL
Complete directory of 37 contractors — browse alphabetically