HVAC Services in Grayslake, IL

22 HVAC contractors found

Need emergency service? 5 HVAC providers in Grayslake offer 24/7 availability

Blue Star Heating and Cooling

5.0(79)

Every one of the 79 reviews awards 5 stars, with seven distinct customers naming Gus or his crew and praising…

888 E Belvidere Rd STE 410, Grayslake, IL 60030
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Wenborg Heating & Cooling

5.0(20)
24/7

All 20 reviews award five stars, with every client explicitly naming James as the technician delivering…

17764 W Kewaunee Dr, Grayslake, IL 60030
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ComfortPro HVAC Repair Grayslake

5.0(13)
24/7

Eight verified customers awarded perfect 5-star ratings, with 6 of 8 explicitly mentioning the technician…

143 Cty A27, Grayslake, IL 60030
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Morozko Heating & Air Conditioning LLC

5.0(7)

Seven clients awarded perfect 5-star ratings, with two detailed reviews praising technical thoroughness and…

150 Parker Dr, Grayslake, IL 60030
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Uriel Commercial HVAC Furnace

5.0(3)

Three reviewers collectively award a perfect five-star rating, with each feedback mentioning specific…

142 Hawley St, Grayslake, IL 60030
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Batavia's Water Heat Repair & Installation

5.0(1)

One reviewer awarding a 5-star rating specifically mentions satisfaction with work quality, rates, and…

132 Center St, Grayslake, IL 60030

Northern Air Systems, Inc.

4.9(151)
Highly Rated

Seven of eight visible reviewers award 5 stars, praising response speed, diagnostic precision, and technician…

683 Center St, Grayslake, IL 60030
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Illinois Plumbing & Mechanical Company

4.9(10)

Eight client reviews provide a consistent portrait: every caller received five stars, with six mentioning…

995 Progress Dr Ste 103, Grayslake, IL 60030
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Precision Today Plumbing Heating Cooling Electrical (Miller's Area Heating)

4.8(1,033)
24/7 Highly Rated

Of three accessible reviews, two award five stars citing same-day weekend installation and long-term cost…

112 Center St, Grayslake, IL 60030
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Beckman Bros., Inc

4.8(123)
24/7 Highly Rated

Every reviewer awarded 5 stars, with frequent mentions of same-day or next-day emergency response. Reviewers…

1072 S Corporate Cir, Grayslake, IL 60030
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J M Heating & Cooling

4.8(48)
24/7

All 48 reviewers awarded 5-star ratings, with the majority emphasizing Joe's same-day response capability.…

664 Lincoln Ave, Grayslake, IL 60030
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Applied Air

4.7(13)

Eleven of 13 reviewers awarded 5-star ratings, with positive feedback emphasizing full-system replacements,…

888 E Belvidere Rd STE 103, Grayslake, IL 60030
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Elira Heating & Air Conditioning Inc

4.6(29)

25 of 29 reviewers awarded 5-star ratings, with multiple customers specifically praising Randy by name for…

1441 Mayfair Ln, Grayslake, IL 60030
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AC Home Design

4.6(19)

Eighteen of nineteen reviewers awarded 4 or 5 stars, with recurring praise for multi-trade coordination and…

888 E Belvidere Rd STE 312, Grayslake, IL 60030
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Amerimex Mufflers & Brakes

4.5(241)

Six of seven detailed reviews award five stars, citing transparency, same-day turnaround, and parts sourcing…

42 N Barron Blvd, Grayslake, IL 60030
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Lombardo's Heating & Cooling Corp

4.5(8)

Three reviewers assign 5-star ratings, with each mentioning specific team members: Doug (owner), Kathy…

888 E Belvidere Rd, Grayslake, IL 60030
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Ammco Electric Inc

4.4(11)

Ten of eleven reviews award 5-star ratings, with multiple customers highlighting the team's diagnostic speed…

888 E Belvidere Rd # 307, Grayslake, IL 60030
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Tom's Mechanical Systems

4.2(21)

All five-star reviewers highlight the father-son team's communication and transparency, each mentions either…

244 Harding St, Grayslake, IL 60030
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SD HVAC

4.2(5)

With five total reviews yielding a 4.2-star average, the rating suggests generally favorable experiences…

33550 N Mill Rd, Grayslake, IL 60030
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Rapid Cool Comfort Systems

4.2(5)

Two of three detailed reviewers award five stars, citing technician honesty and long-term reliability. The…

33280 N Mill Rd, Grayslake, IL 60030

GFM Home Services, Inc.

1.0(1)

A single 1-star review limits overall sentiment analysis, making broad customer satisfaction patterns…

888 E Belvidere Rd STE 306, Grayslake, IL 60030
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AC HANDYMAN LLC

0.0

This business currently has no published customer reviews, leaving no aggregate data available to summarize…

888 E Belvidere Rd, Grayslake, IL 60030
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HVAC Service Costs in Grayslake, IL

Pricing ranges across all HVAC services offered in Grayslake.

ServiceTypical RangePrice Points
AC Repair$83$3,0807 items →
AC Installation$168$22,4008 items →
AC Replacement$2,352$17,9205 items →
HVAC Maintenance$15$8247 items →
HVAC Repair$83$3,8507 items →
HVAC Service$76$15,2286 items →
Emergency HVAC$165$3,8506 items →
Commercial HVAC$2$88,000

Prices reflect continental metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.

HVAC in Grayslake, IL: What Homeowners Should Know

Grayslake’s climate pushes heating to the forefront: winters average 18°F lows with lake-effect wind chill while summers reach about 84°F. That seasonal tilt makes furnace uptime essential and shapes service cycles for both installations and emergency calls. With 29 contractors and a 4.4 average from 7,413 reviews, homeowners have options — those searching hvac Grayslake resources will find a tight local market of hvac companies Grayslake.

Citywide costs vary widely, from the smallest parts or diagnostic fees at the extreme low end to comprehensive system projects approaching the $88,000 ceiling recorded in area data. Routine maintenance, mid-range replacements and ductwork modifications occupy the middle of that span. Illinois lacks a statewide HVAC contractor license, so businesses comply with local city or county requirements; buyers should confirm local credentials and permit handling before contracting.

Customer highlights were not supplied in usable detail, so patterns appear in the market data instead: seven firms offer 24/7 service, and the average rating suggests generally positive outcomes. That combination favors companies that balance emergency responsiveness with consistent reviews; anyone evaluating the best hvac Grayslake options should weigh after-hours availability, warranty terms and long-term service history among hvac companies Grayslake.

Frequently Asked Questions

Among 22 HVAC contractors serving Grayslake, the top-rated providers average 4.3★ across 1,841 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.