Best contractors in Kitchener, Ontario

MSARCH tracks 61 vetted contractors in Kitchener, Ontario, averaging 4.8★ on Google. That includes 25 HVAC contractors, 22 electricians and 14 plumbers.

The most-reviewed is Aire One Heating & Cooling KW with 9,859 Google reviews, while Able Air Conditioning & Heating holds one of the top ratings at 5.0★. Every listing below is ranked by Google rating weighted for review volume.

61Contractors
4.8★Avg rating
20,736Reviews

Updated July 2026 · Ranked by review-weighted Google rating

Best HVAC contractors in Kitchener 25 Best electricians in Kitchener 22 Best plumbers in Kitchener 14

HVAC & Heating

Able Air Conditioning & Heating

Kitchener, ON

★★★★★ 5.0 (1,524)

HVAC & Heating

Total Aire Care Inc.

Kitchener, ON

★★★★★ 5.0 (907)

HVAC & Heating

Advance Heating & Cooling KW

Kitchener, ON

★★★★★ 5.0 (486)

HVAC & Heating

Local Heating And Cooling

Kitchener, ON

★★★★★ 5.0 (414)

Plumbers

MTAC Plumbing

Kitchener, ON

★★★★★ 5.0 (233)

Electricians

Conestogo Electric Inc

Kitchener, ON

★★★★★ 5.0 (187)

Plumbers

Flowline Plumbers Kitchener

Kitchener, ON

★★★★★ 5.0 (139)

Plumbers

WiseWater Plumbing Inc.

Kitchener, ON

★★★★★ 5.0 (80)

Electricians

ZAK Electric

Kitchener, ON

★★★★★ 5.0 (78)

Electricians

Able Electrical Services Ltd

Kitchener, ON

★★★★★ 5.0 (61)

Electricians

Power KW

Kitchener, ON

★★★★★ 5.0 (59)

Electricians

Inline Electric

Kitchener, ON

★★★★★ 5.0 (45)

Electricians

Sekey Electrical Services Inc.

Kitchener, ON

★★★★★ 5.0 (43)

HVAC & Heating

PURPL - Heating, Air Conditioning & Gas Works

Kitchener, ON

★★★★★ 5.0 (42)

Electricians

Sieg Electric

Kitchener, ON

★★★★★ 5.0 (31)

Electricians

Ladylike Electric Limited

Kitchener, ON

★★★★★ 5.0 (30)

Electricians

Sonic Electric Inc | Kitchener, Ontario

Kitchener, ON

★★★★★ 5.0 (28)

Electricians

Keller Electric

Kitchener, ON

★★★★★ 5.0 (28)

HVAC & Heating

LG Home Comfort KWC

Kitchener, ON

★★★★½ 4.9 (695)

Electricians

Forefront Electric Inc

Kitchener, ON

★★★★★ 5.0 (16)

HVAC & Heating

Infiniti Air Kitchener | Furnace Repair & Heat Pump Installation | AC Services

Kitchener, ON

★★★★½ 4.9 (509)

Plumbers

Tri City Plumbing Inc.

Kitchener, ON

★★★★½ 4.9 (386)

Plumbers

Byams Plumbing

Kitchener, ON

★★★★½ 4.9 (312)

HVAC & Heating

Air and Water Care

Kitchener, ON

★★★★½ 4.9 (237)

Electricians

QSS Electrical Inc

Kitchener, ON

★★★★★ 5.0 (15)

HVAC & Heating

Unique Air

Kitchener, ON

★★★★½ 4.9 (213)

Plumbers

DrainTech Plumbing Kitchener

Kitchener, ON

★★★★½ 4.9 (195)

HVAC & Heating

Regional Air | Air Condtitioner Repair - Service - Installation

Kitchener, ON

★★★★½ 4.9 (143)

HVAC & Heating

Tri City Heating and Cooling Inc

Kitchener, ON

★★★★½ 4.9 (132)

HVAC & Heating

Arthur's Heating & Cooling Inc

Kitchener, ON

★★★★½ 4.9 (129)

Nearby cities

Waterloo 45 Cambridge 103 Guelph 57 Fergus 10 Brantford 53 Woodstock 43

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How many contractors are in Kitchener?

MSARCH lists 61 HVAC, electrical and plumbing contractors in Kitchener, Ontario, with an average Google rating of 4.8 out of 5.

What is the highest-rated contractor in Kitchener?

Able Air Conditioning & Heating is among the highest rated in Kitchener, with 5.0★ from 1,524 Google reviews.

How are these contractors ranked?

MSARCH ranks Kitchener 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.