8 AC Installation Contractors in Timonium, MD

4.6 avg rating
1,775 total reviews1 offer 24/7 service

Top-Rated AC Installation Contractors in Timonium

#1

SuperTech Services

4.9(655 reviews)
Highly Rated

Four hundred eighty-seven of 633 reviews are five-star ratings, with customers frequently citing technician knowledge and honest communication. Multiple…

9590 Deereco Rd, Timonium, MD 21093
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#2

Elmar Heating & Cooling

4.8(653 reviews)
24/7 Highly Rated

Every reviewer across the 631 reviews awarded five stars and explicitly named a technician. Brad, DaVic Mann, Will, Brian, Dennis, Adam, and David each…

9528 Deereco Rd, Timonium, MD 21093
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#3

Pipco Air Conditioning & Heating Co., Inc.

4.8(242 reviews)
Highly Rated

Of 240 reviews, the 5-star ratings frequently mention same-day service and specific technicians Majid and Jorden, while the lone 1-star review cites…

26 W Aylesbury Rd, Timonium, MD 21093
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All AC Installation Contractors (8 total)

Chason Service Engineers Inc

4.9(199)
Highly Rated

Two hundred reviewers award Chason Service Engineers a 4.9-star average, with every customer survey…

57 W Timonium Rd #109, Timonium, MD 21093
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JCM Control Systems

4.9(16)

Three published reviews collectively award 5-star ratings, with each narrative mentioning distinct service…

1812 Ridgeway Ave, Timonium, MD 21093
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Got Ductless: Baltimore Showroom

5.0(5)

All five reviewers award five stars, with consistent praise for response speed and support quality. Four…

9582 Deereco Rd, Timonium, MD 21093
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Got Ductless Warehouse

4.5(4)

4 reviews yield a 4.5 average rating; both detailed reviews mention successful resolution of WiFi integration…

9584 Deereco Rd, Timonium, MD 21093
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Chilltrol Inc

3.0(1)
Timonium, MD 21093
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AC Installation Costs in Timonium

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

ServiceLowAverageHigh
Window unit
$150$350$700
Ductless mini-split (single zone)
$2,000$4,500$8,000
Central AC replacement (existing ducts)
$3,500$6,500$12,000
Central AC new install (with ductwork)
$7,000$12,000$20,000
Carrier (residential)
$3,800$6,200$10,500
Trane (residential)
$5,000$8,800$13,600
Lennox (residential)
$3,500$6,500$12,000
Rheem (residential)
$3,200$5,500$9,000

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

AC Installation in Timonium, MD: What to Expect

Timonium sits within the Baltimore metro area where summer heat pushes daytime highs toward 88 F while humidity from the Chesapeake Bay adds latent cooling loads. Those same coastal influences make winters harsh too, averaging 27 F and demanding dependable heating. Homeowners throughout the region turn to professional AC Installation in Timonium, supported by eight contractors carrying an average rating of 4.6 across more than seventeen hundred combined reviews.

Cost considerations depend heavily on system type. A window unit runs from $150 to $700, while a ductless mini-split single-zone setup costs between $2000 and $8000. ForExisting Ductwork, Central AC replacement typically ranges from $3500 to $12000, with final pricing reflecting home size and efficiency requirements. In Maryland, legitimate installers hold the Master HVACR License from the state Board of HVACR Contractors, ensuring compliance with codes that protect homeowner safety and equipment longevity.

Customer feedback points toward distinct strengths among these specialists. SuperTech Services receives repeated praise for technician knowledge and transparent communication, with some reviewers noting same-day emergency response capability. Elmar Heating & Cooling shows a pattern where reviewers consistently mention individual technicians by name, and Brad, DaVic Mann, Will, Brian, Dennis, Adam and David each earn direct recognition for diagnostic skill. Pipco Air Conditioning & Heating Co., Inc. draws frequent mentions of same-day service and technicians Majid and Jorden, suggesting a focus on accessibility alongside technical expertise.

Frequently Asked Questions

New AC installation in Timonium costs $150-$20,000 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.