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Best Foundation & Underpinning Contractors in The Junction (2026)

Last updated: By ConcreteFinder Research Team

As of July 2026, 143 Google reviews back the 4 foundation contractors ConcreteFinder tracks in the The Junction area, which average 4.95★. In The Junction, 100% of these companies maintain an active website, one of the verification signals our ranking checks. Every The Junction position here is earned from public reviews and verification, never sold.

Which foundation contractors rank highest in The Junction?

The 4 foundation contractors below cover The Junction, listed best-first by a rating method that values depth of reviews over a perfect handful. Use any card to see the profile or ask for quotes.

  1. Pro-Flo Concrete Pumping & Line Pumping: concrete work photographed at the business1

    Pro-Flo Concrete Pumping & Line Pumping

    67/100 ConcreteFinder Score

    66 reviews · 4.9

    The Junction

    • Concrete Contractors
    • Foundations & Underpinning
    • Concrete Driveways
    • 7 days, Open 24 hours
    • Says it is insured
    • Says it carries WSIB coverage

    3 of 4 details on file · The Junction concrete contractor, 66 Google reviews average 4.9★, also listed under foundations & underpinning and concrete driveways.

How much does foundation and underpinning work cost in The Junction?

Underpinning a 1,000 sq ft basement lowered by 2 feet (total project) runs $50,000–$80,000 per project, according to Nusite Group (Toronto underpinning contractor), while bench footing - priced by floor area runs $35–$60 per sq ft, per Nusite Group, on current GTA figures for The Junction. In The Junction, constrained access and haulaway often nudge quotes to the upper end. Budget another 13% HST on top.

Typical GTA foundations & underpinning prices for The Junction, July 2026. Each row cites its source.
ItemTypical rangeUnitSource
Structural engineer site inspection / assessmentOpen-ended at the top: SEPCO writes $600 to $1,200+. Covers a site visit, assessment and an optional letter or report.$600$1,200+per visitSEPCO Engineering
Structural engineering drawings for underpinning permitStrong Basements' Toronto figure for the engineer to design the underpinning around the home's structure and soil and produce a drawing set for the permit application and construction. Some design-build firms fold it into a project package instead of billing it separately. Neither the $1,500 floor nor the $6,000 ceiling this guide used to show is on their page.$2,000$5,000per projectStrong Basements (Toronto)
Foundation crack repair - polyurethane injection (leaking crack)DryShield's polyurethane tier, for stopping active leaks with a flexible seal that tolerates seasonal movement. HST and finishing work are not included unless quoted. The $500 floor this guide used to show is not on their page.$750$1,000per crackDryShield Basement Waterproofing (Toronto/GTA, 2026)
Basement underpinning - turn-key project (engineering, permits, waterproofing, plumbing, new slab)Strong Basements' all-in figure for a basement-lowering project, the same sentence that carries their per-linear-foot rate. Their worked example is a 600 sq ft basement lowered by 2 feet at $62,900 all in. The $50 floor and $105 ceiling this guide used to show are not on their page.$80$100per sq ftStrong Basements (low end: Nusite Group)
Basement underpinning - structural work onlyStrong Basements' Toronto average for the structural work alone. Elsewhere on the same page they put the market rate for a professionally managed, fully insured project at $350 to over $600 per linear foot, with crawlspaces often at the higher end. Cost varies with soil conditions, depth of lowering, the underpinning method (non-shrink, overpour, L-shape, bench footing, engineered bench) and structural requirements such as load posts and beams. The flat $650 ceiling this guide used to show is not on their page.$350$480per linear footStrong Basements
Building permit line as quoted by contractorsWhat a contractor bills for the permit, not what the City charges. Nusite lists it inside a $2,000 to $5,000 permits-and-engineering line, alongside $1,000 to $3,500 for the engineer's assessment and drawings; the direct City of Toronto minimum fee is $214.79.$1,000$1,500per projectNusite Group (Toronto underpinning contractor)

See the full Foundations & Underpinning cost guide

How does ConcreteFinder rank foundation contractors in The Junction?

Across the 4 foundation contractors tracked in The Junction, ConcreteFinder discounts thin review counts before ranking, then counts the record alongside them. The median company here carries 50 Google reviews. A working website, a phone and photos all carry points, but no payment moves a company higher. Read our full methodology.

Frequently asked questions

What should I budget for foundation and underpinning work in The Junction?

Foundation crack repair - polyurethane injection (leaking crack) runs $750–$1,000 per crack across the GTA, per DryShield Basement Waterproofing (Toronto/GTA, 2026). Quotes there can sit at the higher end. Figures exclude 13% HST; our foundations & underpinning cost guide breaks down every line item for The Junction.

How does ConcreteFinder rank foundation contractors in The Junction?

Nobody buys a higher The Junction spot. Positions come from a published score across the 4 foundation contractors on this page: reviews weighed by volume, the company's own stated details, and its website, phone and photos. Full details live on our methodology page.

How do I check a foundation contractor is insured in The Junction?

Confirm any local foundation contractor carries active WSIB coverage and liability insurance before the deposit, and ask to see the certificates. ConcreteFinder shows verification signals on each profile, but that paperwork is worth a direct check.

Can I get free The Junction foundation and underpinning work quotes?

Most local foundation 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.

How many foundation contractors are there in The Junction?

We track 4 companies in the area this July 2026, at an average Google rating of 4.95★ and a median of 50 reviews each. That is enough The Junction choice to line up three or more quotes before you commit.

What does a proper The Junction concrete quote look like?

An honest The Junction 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.

Questions to ask your contractor

  • How do you protect the existing structure and the neighbours during excavation?
  • Is this underpinning or bench footing, and why is that right for my house?
  • What waterproofing and drainage go in while the foundation is open?
  • What is the inspection schedule, and who books the city inspections?

Where else can you compare foundation contractors near The Junction?

Want more options nearby? Explore foundation and underpinning work in nearby areas, or jump to other ConcreteFinder rankings for The Junction.

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