11 AC Installation Contractors in Sycamore, IL

3.9 avg rating
574 total reviews4 offer 24/7 service
Need emergency service? 5 HVAC providers in Sycamore offer 24/7 availability

Top-Rated AC Installation Contractors in Sycamore

#1

Smith-Dahlquist, Inc.

4.9(212 reviews)
24/7 Highly Rated

Every reviewer awarded a 5-star rating, with Terry and Steve appearing most frequently in detailed accounts of furnace inspections, fireplace cleaning, and…

994 Crosby Ave, Sycamore, IL 60178
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#2

Cady Heating and Cooling

4.8(128 reviews)
24/7 Highly Rated

Every reviewer awarded 5 stars, with 4 of 4 customers highlighting same-day or immediate emergency response. Three reviews specifically named technicians…

116 S California St, Sycamore, IL 60178
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#3

A.H. Brenner Heating & Cooling

5.0(104 reviews)
Highly Rated

Every reviewer across the collected sample awarded 5 stars, with six of seven citing Mitch by name. Four reviewers specifically mention same day or emergency…

11636 Deerpath Rd, Sycamore, IL 60178
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All AC Installation Contractors (11 total)

THE FURNACE GUY

4.9(40)
24/7

All 40 reviewers awarded 5 stars, with two customers specifically praising Mark's same-day responsiveness and…

315 N California St, Sycamore, IL 60178
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Reliable Cooling & Heating LLC

5.0(35)

All thirty-five client reviews award five stars, with Manny named directly across every testimonial. Multiple…

1332 Axcel Ln, Sycamore, IL 60178
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Ron's Heating & Air Conditioning - 24 h/r emergency service

4.6(47)

Across 47 Client reviews, 44 commend same-week response times, thorough diagnostics, and professional on-site…

424 Wyman St #8, Sycamore, IL 60178
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Molly Mechanical Heating & Air Conditioning

5.0(3)
24/7

All three published reviews award the full five stars, with both clients praising diagnostic speed and honest…

1005 Brickville Rd Suite #3, Sycamore, IL 60178
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Newton's HVAC

5.0(2)

Two of two reviewers award five stars and specifically name Keith or his sons, with one customer noting he…

27599 Devine Way, Sycamore, IL 60178
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Sibley Heating and Cooling

3.7(3)

With only three total reviews, quantitative sentiment analysis remains limited. Available data shows one…

947 W State St, Sycamore, IL 60178
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Kendall Heating & Air Conditioning

0.0
16076 Bethany Rd, Sycamore, IL 60178
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Dow HVAC Inc.

0.0

No customer reviews are currently available for this business listing. Unable to calculate reviewer sentiment…

12340 N Grove Rd, Sycamore, IL 60178

AC Installation Costs in Sycamore

New central AC installation costs in Sycamore, by system type and brand.

ServiceLowAverageHigh
Window unit
$168$392$784
Ductless mini-split (single zone)
$2,240$5,040$8,960
Central AC replacement (existing ducts)
$3,920$7,280$13,440
Central AC new install (with ductwork)
$7,840$13,440$22,400
Carrier (residential)
$4,256$6,944$11,760
Trane (residential)
$5,600$9,856$15,232
Lennox (residential)
$3,920$7,280$13,440
Rheem (residential)
$3,584$6,160$10,080

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

AC Installation in Sycamore, IL: What to Expect

Sycamore’s climate pushes HVAC decisions toward resilience: winters dip to 18°F with lake-effect wind chill while summers top out near 84°F with moderate humidity, so homeowners balance occasional cooling needs against heavy heating demand. That reality drives interest in ac-installation Sycamore projects even as reliable furnaces remain the priority. Eleven contractors serve the area, averaging a 3.9 rating across 574 reviews.

Pricing for AC installation in Sycamore varies with system capacity, efficiency rating, ductwork work, and local permit costs; without consistent statewide figures, estimates can swing based on equipment and labor. Illinois has no statewide HVAC license, so local licensing and permit requirements affect both price and timeline. Ask for itemized bids that separate equipment, labor, permitting, and disposal to compare true costs.

Customer feedback shows mixed satisfaction consistent with a 3.9 average and highlights the value of responsiveness and emergency availability—four firms advertise 24/7 service. No specific technicians were named in the provided highlights, so prioritize verification of local licensing, detailed warranties, references from similar homes, and clear plans for integrating any new AC with an existing furnace-focused system.

Frequently Asked Questions

New AC installation in Sycamore costs $168-$22,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.