Best General Contractors in Ancaster, ON

24 companies listed · 18 in Ancaster · 3 open 24/7 · 10 open weekends · 19 rated 4.5+

Data verified October 21, 2026

Heartwood Renovations

Heartwood Renovations

4.7 46 reviews
“I would totally recommend the Heartwood team because of their professionalism and the care they took with my home.”
680 Tradewind Dr Unit #7
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Ambrosio Construction & Renovations Inc.

Ambrosio Construction & Renovations Inc.

4.9 27 reviews
“They also have an excellent warranty service so I know that when/if something is needed, I can call on them right away.”
Since 2015
665 Tradewind Dr Unit #4
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Truline Eavestrough

Truline Eavestrough

5.0 25 reviews
“When my eavestrough came down in a storm they arrived that same evening, pulled the trough back so nobody got hurt, even though they said I may not go with them.”
Free estimates25-yr warrantyResponds within 24 hoursServes Ancaster, Hamilton +12
Sawmill Rd
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Five Star Aluminum Ltd

Five Star Aluminum Ltd

4.6 8 reviews
“He came when he was scheduled and let you know if there will be delays.”
Free consultationSince 2018
Vinton Rd
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WDI Group

WDI Group

4.8 3 reviews
“The team at WDI work hard to make sure your job gets done on time and budget”
Since 1976Serves GTAFree consultationFamily-owned
1386 Sandhill Dr
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EPI Renovations

EPI Renovations

5.0 7 reviews
“Eric and his team upheld good communication throughout the reno which is paramount for any GC.”
601 Tradewind Dr #4
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Listed for homeowners in and around Ancaster, ON, these 24 companies take on multi-trade work, from a basement build-out to a full renovation. What each one says about licensing, hours and the work it takes on comes from its own website; ratings and quotes come from public reviews.

Area overview: Ancaster, ON

Of the 24 companies we list here, 18 are in Ancaster itself and 6 come from towns including Burlington (2), Brantford (1) and Dundas (1). 22 of the companies on this page have a rating, from 3.6 to 5.0 across 679 reviews; 6 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (97%), quality (87%) and responsiveness (86%). The topics that come up most in reviews of the companies on this page are "estimates" and "price". 3 are open around the clock; 10 are open on Saturdays and 4 on Sundays. 2 show a licence on their websites. Domain records put 11 websites of the companies on this page at ten or more years old; the oldest dates from 1999. 4 offer emergency call-outs; 1 offers financing or payment plans; 6 give free estimates and 4 are family- or locally-owned. We have a website on file for 22 of the companies on this page; 17 publish a contact page; 17 list a public email and 1 takes bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.

Do any of these companies quote without charging?

The free estimate promises less on a multi-trade job, and it is advertised by 6 of the 24 companies here. Free normally buys a walk-through and a ballpark figure. A real price takes measuring, trade pricing and desk time, so design-build firms often charge for that stage and credit it against the work if you sign.

ALL Solutions Construction

ALL Solutions Construction

5.0 10 reviews
“They were also always available to answer any questions or address any concerns I had along the way, which made the entire experience stress-free.”
306 Harmony Rd
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Mikulin Contracting

Mikulin Contracting

4.8 9 reviews
“Their work ethic is outstanding and their prices are amazing for anyone.”
Licensed & insuredServes Ancaster, Burlington +9Since 2014
282 Wilson St E
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Bestco Construction Corporation

Bestco Construction Corporation

4.0 1 review
Since 2009Family-owned
1382 Sandhill Drive
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Thorstone Construction

Thorstone Construction

5.0 3 reviews
“Helping with planning and design, professional and very responsive to any concerns or questions.”
Serves Greater Toronto Area, Southern Ontario +14
655 Butter Rd W
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Sungate Construction

Sungate Construction

4.0 1 review
1335 Osprey Dr
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Southwestern Elevator

Southwestern Elevator

Since 2007
21 Postans Path
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Tandi Homes

Tandi Homes

Since 1975Serves Hamilton, Stoney Creek +4
53 Rousseaux St
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Schuit Homes Inc

Schuit Homes Inc

4.7 1 review
Since 1999
Dundas, ON
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Encompas Construction LTD

Encompas Construction LTD

3.6 8 reviews
“Easy communication, professional work and they took the time to explain how things would work.”
Since 2015
1370 Sandhill Dr #2
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Kruter Construction Ltd

Kruter Construction Ltd

5.0 3 reviews
“You can tell they are family owned because they care more about the quality of their work than anything.”
170 Kitty Murray Ln
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Lanark Management

Lanark Management

5.0 2 reviews
“Andrew was attentive to our budget and always communicated clearly.”
3, 35 Stone Church Rd Suite# 163
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Robertson Metal Depots

Robertson Metal Depots

Since 1999
1343 Sandhill Dr #100
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Pro-Don Construction Inc

Pro-Don Construction Inc

Family-owned
35 Stone Church Rd Unit 3 #329
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Rob's Quality Construction Corporation Inc

Rob's Quality Construction Corporation Inc

4.9 50 reviews
“He gave us a well laid out quote and contract and did everything as specified without exception.”
Free estimatesInsured1-yr warranty15+ yearsServes Burlington, OakvilleBBB accredited
Burlington, ON
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Elemental Restoration

Elemental Restoration

5.0 50 reviews
“I was worried that I may have to tear my house down to the studs but Neal reassured me that everything they found was very manageable.”
Free estimates24/7 emergency serviceResponds within 50 minIICRC-certifiedFinancing availableServes Greater Brant County
Brantford, ON
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Hudson Restoration GTA (HQ)

Hudson Restoration GTA (HQ)

4.9 50 reviews
“Very easy to work with, bring up any issue and Jerry follow up right away, highly recommended”
24/7 emergency serviceSince 2010
Burlington, ON
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Zzone Homes Inc

Zzone Homes Inc

5.0 50 reviews
“This is where Zzone excelled; their “one stop” approach from design to selecting paint colour, fixtures, flooring and tiles in their showroom made it a very enjoyable and efficient experience.”
Since 2005Serves Stoney Creek, Hamilton +3FinancingLocally owned
Stoney Creek, ON
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Juma Flooring & Reno

Juma Flooring & Reno

5.0 50 reviews
“The work perfectly done and his people are professionals and punctual.”
Free estimates20+ yearsLicensedEmergency service
Hamilton, ON
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HomeGeneral ContractorsOntarioAncaster, ON

Why these companies made our list

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