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Best Concrete Contractors in Whitby (2026)

Last updated: By ConcreteFinder Research Team

There are 19 concrete contractors on ConcreteFinder's Whitby list, rated 4.71★ on average, supported by 251 Google reviews this July 2026. A typical concrete contractor on this list carries 13 Google reviews, enough history to judge real workmanship, and our ranking weighs that volume, not just stars. There are no advertiser slots here: every input to the order is published, and claiming a listing costs nothing.

Which concrete contractors rank highest in Whitby?

Below are all 19 concrete contractors ConcreteFinder tracks in Whitby, ordered by our published score so consistent, high-volume reputations rise first. Each card opens a full profile and a free quote request.

  1. Rock Stone Masonry: concrete work photographed at the business1

    Rock Stone Masonry

    68/100 ConcreteFinder Score

    59 reviews · 4.9

    Whitby

    • Concrete Patios & Walkways
    • Concrete Repair & Leveling
    • Concrete Contractors
    • Mon to Fri, 9 a.m. to 6 p.m.
    • Says about 20 years going

    3 of 4 details on file · Pours in Whitby as a concrete patio contractor, 59 Google reviews average 4.9★, also listed under concrete repair & leveling and concrete contractors.

  2. Ontario Concrete Finishing Inc.: concrete work photographed at the business2

    Ontario Concrete Finishing Inc.

    65/100 ConcreteFinder Score

    42 reviews · 5.0

    Whitby

    • Concrete Contractors
    • Concrete Patios & Walkways
    • Stamped & Decorative Concrete
    • Mon to Sat, 7 a.m. to 5 p.m.

    3 of 4 details on file · Pours in Whitby as a concrete contractor, 42 Google reviews average 5.0★, also listed under concrete patios & walkways and stamped & decorative concrete.

  3. RBZ Contracting: concrete work photographed at the business3

    RBZ Contracting

    62/100 ConcreteFinder Score

    19 reviews · 4.8

    Whitby

    • Concrete Contractors
    • Garage Pads & Slabs
    • Foundations & Underpinning
    • Mon to Sat, 7 a.m. to 8 p.m.
    • Says it has been going since 1960

    3 of 4 details on file · Pours in Whitby as a concrete contractor, 19 Google reviews average 4.8★, also listed under garage pads & slabs and foundations & underpinning.

  4. Sierra Stone GTA and Rubber Stone: concrete work photographed at the business6

    Sierra Stone GTA and Rubber Stone

    59/100 ConcreteFinder Score

    24 reviews · 4.9

    Whitby

    • Concrete Contractors
    • Concrete Repair & Leveling
    • Concrete Patios & Walkways
    • Mon to Sat, 9 a.m. to 5 a.m.

    3 of 4 details on file · Whitby concrete contractor, 24 Google reviews average 4.9★, also listed under concrete repair & leveling and concrete patios & walkways.

  5. Regent Concrete Construction Inc: concrete work photographed at the business7

    Regent Concrete Construction Inc

    58/100 ConcreteFinder Score

    8 reviews · 5.0

    Whitby

    • Concrete Contractors
    • Mon to Sat, 9 a.m. to 6 p.m.
    • Says it has been going since 2020

    3 of 4 details on file · Listed for concrete contractor work around Whitby, 8 Google reviews average 5.0★, posted working hours.

  6. Duggans Waterproofing Inc: concrete work photographed at the business8

    Duggans Waterproofing Inc

    58/100 ConcreteFinder Score

    19 reviews · 4.6

    Whitby

    • Concrete Contractors
    • 7 days, 9 a.m. to 9 p.m.
    • Says it has been going since 1921

    3 of 4 details on file · Whitby concrete contractor, 19 Google reviews average 4.6★, posted working hours.

  7. 2 Dads Waterproofing Inc.: concrete work photographed at the business9

    2 Dads Waterproofing Inc.

    54/100 ConcreteFinder Score

    4 reviews · 5.0

    Whitby

    • Concrete Contractors
    • Concrete Repair & Leveling
    • 7 days, Open 24 hours

    3 of 4 details on file · Listed for concrete contractor work around Whitby, 4 Google reviews average 5.0★, also listed under concrete repair & leveling.

  8. Durham Basement Technologies Inc.: concrete work photographed at the business10

    Durham Basement Technologies Inc.

    51/100 ConcreteFinder Score

    2 reviews · 5.0

    Whitby

    • Concrete Contractors
    • Mon to Fri, 8 a.m. to 6 p.m.
    • Says it has been going since 1997

    3 of 4 details on file · A concrete contractor working Whitby, 2 Google reviews average 5.0★, posted working hours.

  9. Miller Concrete (Whitby): concrete work photographed at the business11

    Miller Concrete (Whitby)

    50/100 ConcreteFinder Score

    13 reviews · 4.7

    Whitby

    • Concrete Contractors
    • Mon to Fri, 7 a.m. to 5 p.m.

    3 of 4 details on file · A concrete contractor working Whitby, 13 Google reviews average 4.7★, posted working hours.

  10. D12

    Durham Concrete

    48/100 ConcreteFinder Score

    9 reviews · 4.6

    Whitby

    • Concrete Contractors
    • Concrete Patios & Walkways
    • Mon to Sat, 7 a.m. to 9 p.m.

    2 of 4 details on file · A concrete contractor working Whitby, 9 Google reviews average 4.6★, also listed under concrete patios & walkways.

  11. MAAS Trust Concrete Inc: concrete work photographed at the business14

    MAAS Trust Concrete Inc

    44/100 ConcreteFinder Score

    1 reviews · 5.0

    Whitby

    • Concrete Contractors
    • 7 days, 6 a.m. to 9 p.m.

    3 of 4 details on file · A concrete contractor working Whitby, 1 Google reviews average 5.0★, posted working hours.

  12. C15

    Concrete Countertops Canada

    43/100 ConcreteFinder Score

    3 reviews · 3.7

    Whitby

    • Concrete Contractors
    • Mon to Fri, 7 a.m. to 6 p.m.

    2 of 4 details on file · Pours in Whitby as a concrete contractor, 3 Google reviews average 3.7★, posted working hours.

  13. Q17

    QLC GTA

    34/100 ConcreteFinder Score

    1 reviews · 5.0

    Whitby

    • Concrete Contractors

    1 of 4 details on file · A concrete contractor working Whitby, 1 Google reviews average 5.0★.

  14. HAF Concrete & Interlock: concrete work photographed at the business19

    HAF Concrete & Interlock

    30/100 ConcreteFinder Score

    No reviews yet

    Whitby

    • Concrete Contractors
    • Mon to Sat, 7 a.m. to 7 p.m.

    2 of 4 details on file · Pours in Whitby as a concrete contractor, posted working hours.

How much does concrete work cost in Whitby?

For the area, our July 2026 dataset puts garage slab, 20 ft x 20 ft, installed (subcontractor price) runs $5,000–$8,000 per project (2AZ Group (GTA subcontractor rates, early 2026)) and rebar, 10M–15M, 20-ft bar runs $8–$18 per bar (2AZ Group (GTA, early 2026)). Quotes in Whitby generally track the wider GTA range. Those ranges exclude 13% HST.

Typical GTA concrete contractors prices for Whitby, July 2026. Each row cites its source.
ItemTypical rangeUnitSource
Welded wire mesh, 4 ft x 8 ft sheet (6x6 W2.9)Material only, sold by the sheet. The $17 floor this guide used to show came from a retailer page that now blocks non-browser requests and could not be checked.$25$40per sheet2AZ Group (GTA, early 2026)
Contractor crew charge-out: finisher / formwork carpenter2AZ Group's GTA labour rate for a formwork carpenter. A concrete foreman is $45 to $65 an hour on the same list, and they budget 4 to 6 labour hours per cubic metre poured.$35$55per hour2AZ Group - Real Cost of Concrete Work in the GTA 2026
Concrete line pump with operator (residential pours)Rockit says the rate depends on project duration, concrete volume and total hose length, and quotes each job on distance and mix. 2AZ Group prices a trailer-mounted line pump at $800 to $1,200 for a half day.$500$1,200per dayRockit Concrete Pumping (Toronto)
Truck waiting/unloading time beyond 60 min included60 minutes per load is allowed for unloading; beyond that it is $2.00 a minute, which is the $120 hourly rate. A pour cancelled after noon the day before carries a minimum $600 charge.$120$120per hourCanada Building Materials (GTA price list, 2026)
Concrete finisher wage, Toronto Region (employee, not charge-out)An employee wage, not a contractor's charge-out rate. Job Bank's figures are for the Toronto Region over the 2023-2024 reference period, updated 19 November 2025, from Employment Insurance Survey data.$28.80$47.00(typ. $43.58)per hourGovernment of Canada Job Bank - Concrete Finisher, Toronto Region
Small-load delivery charge (partial truck, 1–4 m³)Charged per load and it rises as the load shrinks: $175 for 3.2 to 4 m3, $300 for 1.2 to 3 m3, $400 for a single cubic metre. The minimum load size is 1 m3, and one part load is allowed to finish a pour on orders over 7 m3.$175$400per loadCanada Building Materials (GTA price list, 2026)

See the full Concrete Contractors cost guide

How does ConcreteFinder rank concrete contractors in Whitby?

The ranking on this page blends each firm's star average with its review count, so the 19 companies in Whitby are judged on durable reputation. The median company here carries 13 Google reviews. ConcreteFinder also counts checkable details of the record, and sells no placements. Read our full methodology.

Frequently asked questions

Can companies pay to rank higher on this page?

Whitby rankings are not paid. The 19 companies here are ordered by a review-volume-weighted Google score and light verification checks, and no one can pay to move up. In Whitby, 57% of rated companies clear 4.8★, so small gaps matter.

How far ahead do concrete contractors in Whitby book up?

Aim for Apr–Nov in Whitby, the stretch when ground is workable and cures are reliable. The strongest local concrete contractors book weeks out in midsummer, so line up quotes ahead of the rush.

How do I vet a concrete contractor in Whitby?

Ask any local concrete contractor for a current WSIB clearance and proof of liability insurance, and confirm both are active before work starts. ConcreteFinder flags verification signals on each profile, but the coverage documents are worth checking directly.

How many concrete contractors serve Whitby?

ConcreteFinder lists 19 concrete contractors actively serving Whitby as of July 2026, at an average Google rating of 4.71★ and a median of 13 reviews each. Compare at least three of these quotes before hiring.

What should a written concrete work quote include in Whitby?

An honest Whitby quote names the prep, mix and thickness, reinforcement, finish, joints and disposal, then deposit, stages and warranty. If a bid is a single lump sum with no breakdown, ask for the itemized version before you sign.

Do concrete contractors in Whitby give free quotes?

Most local concrete contractors provide a free written estimate after a quick site visit. ConcreteFinder does not arrange those visits: each profile publishes the company's own phone number and website, so you contact the ones you shortlist directly.

Questions to ask your contractor

  • Will you pull the permits this scope needs, or is that on me?
  • How will you reinforce it: rebar, wire mesh, or fibre, and where do the control joints go?
  • What does your warranty cover for cracking and settlement, and for how long?
  • Can you show WSIB clearance and liability insurance for this job?

Where else can you compare concrete contractors near Whitby?

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