5 Commercial HVAC Contractors in Libertyville, IL

4.3 avg rating
2,723 total reviews2 offer 24/7 service
Need emergency service? 4 HVAC providers in Libertyville offer 24/7 availability

Top-Rated Commercial HVAC Contractors in Libertyville

#1

TopTec Heating, Cooling, Plumbing & Electrical

4.8(2,088 reviews)
24/7 Highly Rated

2088 reviews yield a 4.8-star average rating, with every detailed testimonial mentioning at least one named technician. Customers repeatedly cite same-day…

510 North Ave, Libertyville, IL 60048
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#2

Air Solutions

4.9(208 reviews)
Highly Rated

Every one of the eight displayed reviews awards five stars, reflecting unanimous satisfaction across the customer base. Reviewers consistently praise…

523 3rd St, Libertyville, IL 60048
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#3

AA Service Co. Heating, Cooling & Plumbing

4.7(253 reviews)

Of four sample reviews, three award perfect 5-star ratings, with customers specifically praising thorough diagnostic work, detailed invoicing, and technician…

624 Second St, Libertyville, IL 60048
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All Commercial HVAC Contractors (5 total)

Legacy Heating & Cooling

5.0(171)
24/7 Highly Rated

Every reviewer awarded 5 stars, with 8 of 11 sampled reviews specifically calling out technicians by name.…

1930 Innovation Wy, Libertyville, IL 60048
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RAC Refrigeration Systems

2.3(3)

With only three reviews on record, reviewer sentiment proves difficult to aggregate quantifiedly.…

19091 W Casey Rd, Libertyville, IL 60048
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Commercial HVAC Costs in Libertyville

Commercial system pricing in Libertyville. Actual costs vary significantly by building size and system type. Request a site-specific quote.

ServiceLowAverageHigh
Annual maintenance (per rooftop unit)
Quarterly inspections
$550$1,100$2,200
Annual contract (small business, < 5K sqft)
$1,100$2,750$5,500
Annual contract (mid-size, 5K-25K sqft)
$3,850$7,150$11,000
Basic rooftop unit replacement
$7,150$11,000$16,500
Small business full system (< 5K sqft)
$8,800$17,600$27,500
Mid-size building (5K-25K sqft)
$27,500$55,000$88,000
Operating cost (per sqft annually)
Utility + maintenance
$2$4$7

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Commercial HVAC in Libertyville, IL: What to Expect

Libertyville’s position in the Chicago metro shapes commercial-hvac Libertyville demand: winters routinely drop to 18°F with lake-effect wind chills and summers climb to about 84°F, so businesses prioritize dependable heating. With six contractors serving the area, an average 4.3 rating across 2,769 reviews and two firms offering 24/7 service, firms are choosing vendors who can handle heavy winter loads and occasional summer peaks.

Specific top cost items weren’t provided in the source data, but typical commercial projects hinge on unit capacity, rooftop package units, commercial furnaces, ductwork modifications and controls—each driven by building size and efficiency targets. Illinois lacks a statewide HVAC license, so buyers should verify local municipal or county licensing and permits, and factor code compliance and energy-efficiency upgrades into project budgets when comparing bids.

Customer highlights were not supplied, so look to patterns in the market: prioritize contractors with strong review volume and steady ratings, clear emergency response options, and documented experience with cold-climate systems. Ask for recent references, maintenance plans, explicit warranties and on-paper timelines; confirm the technicians who will work on your site and their familiarity with high-capacity furnaces and rooftop equipment.

Frequently Asked Questions

Commercial HVAC in Libertyville varies widely by building size. Annual maintenance contracts run $1,000-$10,000+ depending on unit count and service frequency. Rooftop unit replacement starts around $6,500-$15,000, small business systems (<5K sqft) run $8,000-$25,000, and mid-size buildings cost $25,000-$80,000 installed.