Best contractors in Mississauga, Ontario

MSARCH tracks 29 vetted contractors in Mississauga, Ontario, averaging 4.5★ on Google. That includes 20 HVAC contractors and 9 electricians.

The most-reviewed is Furnace King Home Services with 837 Google reviews, while Effective Wiring | Electrician in Mississauga, Oakville, Brampton holds one of the top ratings at 5.0★. Every listing below is ranked by Google rating weighted for review volume.

29Contractors
4.5★Avg rating
2,833Reviews

Updated July 2026 · Ranked by review-weighted Google rating

Best HVAC contractors in Mississauga 20 Best electricians in Mississauga 9

Electricians

Effective Wiring | Electrician in Mississauga, Oakville, Brampton

Mississauga, ON

★★★★★ 5.0 (112)

HVAC & Heating

Mas Air Home Comfort

Mississauga, ON

★★★★★ 5.0 (103)

HVAC & Heating

Convertible Heating and Air Conditioning

Mississauga, ON

★★★★★ 5.0 (95)

HVAC & Heating

ACfurnaceGTA Corp

Mississauga, ON

★★★★★ 5.0 (43)

HVAC & Heating

Warmice heating and cooling

Mississauga, ON

★★★★★ 5.0 (25)

Electricians

Alliance Electrical & Automation Inc.

Mississauga, ON

★★★★★ 5.0 (22)

HVAC & Heating

Beyond HVAC

Mississauga, ON

★★★★★ 5.0 (21)

HVAC & Heating

Furnace King Home Services

Mississauga, ON

★★★★½ 4.9 (837)

HVAC & Heating

Absolute Comfort Heating & Air Conditioning

Mississauga, ON

★★★★½ 4.9 (218)

Electricians

The Electrical Works Ltd.

Mississauga, ON

★★★★½ 4.9 (213)

HVAC & Heating

Evam Canada Inc.

Mississauga, ON

★★★★½ 4.9 (130)

HVAC & Heating

Olu HVAC Mississauga

Mississauga, ON

★★★★★ 5.0 (14)

Electricians

M7 Power | Commercial and Industrial Licensed Electricians Mississauga

Mississauga, ON

★★★★★ 5.0 (12)

HVAC & Heating

Proric Services

Mississauga, ON

★★★★½ 4.9 (20)

Electricians

Circuit Savvy Electric

Mississauga, ON

★★★★½ 4.8 (238)

Electricians

Amprise

Mississauga, ON

★★★★½ 4.8 (5)

HVAC & Heating

QuickFast Service Company

Mississauga, ON

★★★★½ 4.7 (157)

HVAC & Heating

Four Seasons Air Control (West ) Inc.

Mississauga, ON

★★★★½ 4.7 (88)

HVAC & Heating

HC Precision Air Ltd.

Mississauga, ON

★★★★½ 4.6 (11)

HVAC & Heating

Mueller Mechanical

Mississauga, ON

★★★★½ 4.6 (68)

HVAC & Heating

Dr HVAC

Mississauga, ON

★★★★½ 4.5 (49)

HVAC & Heating

Cambridge Heating Cooling

Mississauga, ON

★★★★☆ 4.0 (4)

HVAC & Heating

Cambridge Heating and Home Services

Mississauga, ON

★★☆☆☆ 2.3 (3)

HVAC & Heating

KW Energy Home Services

Mississauga, ON

★★★½☆ 3.9 (104)

HVAC & Heating

Canadian Design & Construction (CDC)

Mississauga, ON

★★★½☆ 3.8 (84)

HVAC & Heating

Ultra Comfort Mississauga

Mississauga, ON

★★★½☆ 3.7 (52)

Electricians

Electrical Safety Authority

Mississauga, ON

★★☆☆☆ 2.2 (105)

Electricians

Cobalt Electrical Services

Mississauga, ON

No rating yet

Electricians

Sparky Electrical Services

Mississauga, ON

No rating yet

Nearby cities

Brampton 13 Oakville 25 Toronto 295 Woodbridge 6 Vaughan 14 Concord 12

Need a contractor in Mississauga?

Get free quotes from top-rated Mississauga HVAC, plumbing and electrical pros. Tell us what you need and we'll connect you with the right local contractor, at no cost.

Get a free quote

How many contractors are in Mississauga?

MSARCH lists 29 HVAC, electrical and plumbing contractors in Mississauga, Ontario, with an average Google rating of 4.5 out of 5.

What is the highest-rated contractor in Mississauga?

Effective Wiring | Electrician in Mississauga, Oakville, Brampton is among the highest rated in Mississauga, with 5.0★ from 112 Google reviews.

How are these contractors ranked?

MSARCH ranks Mississauga contractors by their Google star rating, weighted by review count so a company with hundreds of reviews outranks one with only a few. All data is sourced from Google Maps.