King, ON

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Discover top-rated home service professionals in King, Ontario. Browse 200 verified contractors for roofing, HVAC, plumbing, and more.

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King, ON

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Top Contractors in King, ON

Showing 1-20 of 200 contractors

Essa Air Inc.

Essa Air Inc.

King, ON

5(20 reviews)

"Meticulous, punctual and fair pricing."

HVAC
Hours
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"Andrew and his team are clean, knowledgeable, honest and professional."

HVAC
Hours
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APK HVAC PRO Heating and Air Conditioning

APK HVAC PRO Heating and Air Conditioning

2138 Adjala Tecumseth Townline, Tottenham, ON L0G 1W0

5(42 reviews)

"The installation was clean and efficient, and the pricing was fair."

HVAC
Hours
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ROYAL HVAC INC.

ROYAL HVAC INC.

Mono, ON L9W 6N3

5(11 reviews)

"The pricing was fair and the technician was polite and respectful."

HVAC
Hours

"Installed our trane AC unit and did a great job."

HVAC
Hours
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BelCa Heating and AC

BelCa Heating and AC

King, ON

5(9 reviews)

"No overcharged and very efficient service and fixed the issue right away."

HVAC
Hours
Sheppard Eavestrough and Siding

Sheppard Eavestrough and Siding

2134 Concession Rd 4, Loretto, ON L0G 1L0

5(2 reviews)

"Sheppard Eavestrough and Siding did such a professional job."

SidingGutters
Hours
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Bunsen Heating & Cooling Inc

Bunsen Heating & Cooling Inc

King, ON

5(8 reviews)

"David did an excellent job installing our brand new AIr Conditioning unit."

HVAC
Hours
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"They showed up on time and were both very polite, professional, and clean."

HVACPlumbingElectrical
Hours
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Bay Tech Heating and Cooling

Bay Tech Heating and Cooling

23 Colesbrook Rd, Richmond Hill, ON L4S 0C6

5(223 reviews)

"He was able to repair the furnace in no time and on a very short notice."

HVAC
Hours
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HVAC
Hours
King construction and maintenance Ltd.

King construction and maintenance Ltd.

347 Boisdale Ave, Richmond Hill, ON L4C 1R4

5(31 reviews)

"He delivered the job in 2 days and at a great price."

RoofingSidingKitchen RemodelBathroom Remodel+13 more
Hours
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Window Caulking Toronto Experts

Window Caulking Toronto Experts

8171 Yonge St #321, Thornhill, ON L3T 2C6

5(4 reviews)

"Great work sealing everything perfectly."

WindowsGeneral Contracting
Hours
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Simcoe Glazing Inc.

Simcoe Glazing Inc.

90 sherin crt, Bolton, ON L7E3T5

5(20 reviews)

"Superb quality and professionalism in their work."

Windows
Hours
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King Kongstruction

King Kongstruction

4750 Jane St, North York, ON M3N 2W4

5(13 reviews)

"The project was completed on time and with remarkable attention to detail."

SidingKitchen RemodelBathroom RemodelInsulation+4 more
Hours
Vaughan Heating and Air

Vaughan Heating and Air

King, ON

5(13 reviews)

"Sourced the part, provided fair pricing and excellent service all round."

HVAC
Hours
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Remarkable HVAC Solutions

Remarkable HVAC Solutions

King, ON

5(4 reviews)

"Highly recommend this company for your HVAC needs."

HVAC
Hours
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RM Windows and Doors LTD

RM Windows and Doors LTD

King, ON

5(6 reviews)

"Their team is professional, knowledgeable, and highly skilled."

Windows
Hours
King Air

King Air

17045 Hwy 27, Schomberg, ON L0G 1T0

5(9 reviews)

"They have been super reliable, efficient and cost effective ."

HVACGeneral Contracting
Hours
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5 Stars hvac services

5 Stars hvac services

52 Convoy Crescent, Maple, ON L6A 3H3

5(391 reviews)

"They came the same day to fix my AC issues and did an excellent job"

HVAC
Hours
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Top Rated Contractors 2026

King, ON

Every contractor shown for King, Ontario is listed with the rating and review count from its public Google Business Profile, so you can compare local professionals on the same basis. Businesses marked as claimed have confirmed their own details, which is not the same as a licence or insurance check. Confirm licensing and insurance directly, then request at least three written estimates before you hire in King.

Frequently Asked Questions

Common questions about finding contractors in King

Prices in King depend on the trade, the size and complexity of the job, and the materials you choose. Small repairs often start in the low hundreds of dollars, while full replacements such as a roof, HVAC system, or kitchen can run from several thousand dollars upward. Request at least three written estimates for the same scope so you can compare local pricing fairly.

Start with the listings on this page, then confirm the licence directly with the licensing board that covers Ontario. Requirements vary by trade: some states license general contractors, while others license only electrical, plumbing, and HVAC work. Ask for the licence number and verify it yourself before signing anything.

Most listings in King are aggregated from public business data, including the Google Business Profile rating and review count shown on each page, and are not individually inspected by us. A listing marked as claimed simply means the owner has confirmed control of the business record; it is not a licence or insurance check. Always verify licensing, insurance, and references before you hire.

Costs in Ontario depend heavily on the trade and the project. Labour rates vary by region, licensed trades such as electrical and plumbing usually cost more per hour than general labour, and emergency or after-hours work carries a premium. Statewide averages are only a starting point; get itemized quotes from local contractors for your exact scope.

Permit rules are set by the local authority that covers King. Structural work, additions, and most electrical, plumbing, HVAC, and roofing replacements require a permit, while some cosmetic work does not. Ask who is pulling the permit and confirm it is issued in the correct name before work starts, because unpermitted work can complicate resale and insurance.

A deposit of roughly 10-30% of the contract price to cover materials is common in King, with the balance tied to milestones in a written contract. Be cautious of anyone demanding full payment up front, large cash-only payments, or payment before the work is scheduled. A written payment schedule protects both sides.

Compare quotes on the same written scope of work, not on the bottom line alone. Check that each quote lists materials and brands, labour, permits, cleanup, and exclusions, and ask how change orders are priced. A bid that is far below the others usually means something has been left out.

A contractor contract in Ontario should state the full scope, materials, total price and payment schedule, estimated start and completion dates, the licence number, how changes will be approved and priced, the warranty, and who handles permits and cleanup. Read it before signing and keep a copy.

Timelines in King vary widely by trade and scope, from a same-day repair to several months for a major remodel. Weather, permit queues, and material lead times all affect the schedule. Ask each contractor for a written timeline and confirm how they handle weather or inspection delays.

Read the Google review excerpts shown on each listing for patterns rather than judging only by the star average. Also check the state or provincial licensing board for complaints, ask the contractor for recent local references, and confirm they carry insurance. A single bad review matters less than a consistent theme.

Pricing in King reflects local labour rates, cost of living, demand, and how far crews have to travel. Dense metro areas and high-cost regions usually run above the state average, while smaller markets can be below it. The only accurate comparison is like-for-like quotes from contractors who work in King.

Document everything in writing first, including photos, dates, and the contract. Ask the contractor to fix the issue under the warranty, and if they refuse, file a complaint with the Ontario licensing board or consumer-protection office. You can also contact us so we can review the listing associated with that business.