# Basement Underpinning Etobicoke | TBU Toronto URL: https://torontobasementunderpinning.ca/service-areas/etobicoke/ ![](/images/misc/indoor-finished-basement-service-areas-hero.webp) Same-day estimate · City of Toronto (Etobicoke York) # Basement Lowering & Underpinning in Etobicoke, ON Etobicoke's housing stock varies wildly across the borough, older lakeshore homes in Mimico and New Toronto with high water tables, mid-century homes in Markland Wood, and substantial detached stock in The Kingsway. Toronto Basement Underpinning [/ →](/) delivers basement lowering, underpinning, interior waterproofing, basement finishing, sump pump installation, concrete foundation repair, legal apartment conversions, walkout basements, and permit coordination - full scope, one licensed crew. A typical Etobicoke basement lowering runs $20,000-$50,000 depending on foundation depth, soil condition, and whether waterproofing and finishing are included in the same project. Every quote is fixed-price, includes engineered drawings and city permits, and is backed by our workmanship warranty. Toronto Basement Underpinning serves basement lowering and underpinning across Etobicoke and the Greater Toronto Area, including Toronto, North York, Scarborough, Etobicoke, Mississauga, and Brampton. Get a Free Etobicoke Estimate [/contact/ →](/contact/) Call (416) 900-3329 [tel:+14169003329 →](tel:+14169003329) Neighbourhoods Served Long BranchMimicoThe KingswayIslingtonRexdaleAlderwoodNew TorontoHumber Bay ShoresEringateEtobicoke West MallIslington-City Centre WestMarkland Wood Licensed & Insured Free Estimate Within 2 Hours Workmanship Warranty on Every Project GTA-Wide Service Common Problems ## Etobicoke Basement Problems? Expert Help Available The homeowners who contact Toronto Basement Underpinning [/ →](/) are usually wrestling with one of these. We solve them properly - not with a quick fix that fails in two years. ### Cramped Ceiling Height Pre-war Mimico, New Toronto, and Long Branch semis sit at 6'-6'4" basements. 1950s detached homes in Markland Wood and Stonegate-Queensway run 6'8"-7'0". Both need underpinning for a finished or legal lower level. ### Cracked Foundation Walls Original Etobicoke semi foundations near the Humber River show water-induced settlement after decades. The riverside soil profile is unstable in pockets across Mimico and New Toronto. ### Leaking Basement Lake Ontario raises the water table along Mimico and Long Branch lakefront streets. Original drainage failed decades ago, and chronic spring seepage is the norm without proper waterproofing. ### Stalled By Permits The Toronto Hydro / Alectra Utilities boundary runs through North Etobicoke. Disconnect and reconnect coordination depends on which utility serves your address. We confirm before quoting. Our Services ## Our Services for Lakeshore & Inland Homes ![Basement Finishing](/images/hero/newly-finished-toronto-basement-suite-with-full-ki.webp) ### Basement Finishing Complete framing, rough-ins, drywall, flooring and trim to convert a raw basement into a legal apartment or luxury living suite. Available in Etobicoke as part of our full-turnkey underpinning service. [Basement Finishing →](/basement-finishing/) ![Basement Lowering](/images/hero/toronto-technician-inspecting-vertical-foundation-.webp) ### Basement Lowering Full basement floor excavation and underpinning to gain 1-3 feet of ceiling height. Fixed-price contract includes engineer drawings, city permits, and concrete restoration. Available in Etobicoke as part of our full-turnkey underpinning service. [Basement Lowering →](/basement-lowering/) ![Basement Walkout](/images/generated/walkout-exterior-entrance-toronto-home.webp) ### Basement Walkout Exterior stairwell and door opening cut into your foundation wall, engineered to code, permitted, and waterproofed. Creates a private entrance for a legal basement suite or direct backyard access. Available in Etobicoke as part of our full-turnkey underpinning service. [Basement Walkout →](/basement-walkout/) ![Concrete & Foundation Repair](/images/hero/toronto-technician-inspecting-vertical-foundation-.webp) ### Concrete & Foundation Repair Crack injection, footing repair, and structural reinforcement for Toronto homes, with an honest call on when full underpinning is the right answer instead. Available in Etobicoke as part of our full-turnkey underpinning service. [Concrete & Foundation Repair →](/concrete-foundation-repair/) ![Drawings & Building Permits](/images/hero/architectural-drawings-spread-across-desk-with-str.webp) ### Drawings & Building Permits End-to-end drawings plus permit coordination, architect, structural engineer, City of Toronto submission, and Committee of Adjustment if zoning relief is needed. Available in Etobicoke as part of our full-turnkey underpinning service. [Drawings & Building Permits →](/drawings-permits/) ![Interior Basement Waterproofing](/images/hero/toronto-technician-installing-weeping-tile-along-e.webp) ### Interior Basement Waterproofing Full interior waterproofing of foundation walls, weeping tile, sump pit, and dimpled membrane, to stop leaks at the source. Available in Etobicoke as part of our full-turnkey underpinning service. [Interior Basement Waterproofing →](/interior-waterproofing/) ![Plumbing & Drain Services](/images/hero/toronto-plumbing-crew-installing-new-pvc-main-drai.webp) ### Plumbing & Drain Services Underground plumbing, main drain replacement, and rough-ins for new bathrooms, most efficient when combined with underpinning or basement finishing. Available in Etobicoke as part of our full-turnkey underpinning service. [Plumbing & Drain Services →](/plumbing-drain-services/) ![Sump Pumps & Battery Backups](/images/hero/toronto-technician-installing-sealed-sump-pit-with.webp) ### Sump Pumps & Battery Backups Primary plus battery backup sump pump systems sized for Toronto's freeze-thaw water table, eligible for the City of Toronto Basement Flooding Subsidy. Available in Etobicoke as part of our full-turnkey underpinning service. [Sump Pumps & Battery Backups →](/sump-pumps/) How It Works ## How We Sequence Etobicoke Projects Etobicoke projects go through City of Toronto plan review, but utility coordination depends on whether your address sits inside the Toronto Hydro service zone or the Alectra Utilities zone, since the boundary runs through North Etobicoke. We confirm which utility serves your service drop before quoting so the disconnect-reconnect timeline is accurate. Step 1 ### Free Site Visit Engineered assessment at your Etobicoke property. Fixed-price quote within two business hours. Step 2 ### Drawings & Permits Architect, structural engineer, Etobicoke building permit submission. We handle every form and every hearing. Step 3 ### Staged Construction Pin-section excavation and pours in Etobicoke. Daily site cleanup. Engineered inspections at every milestone. Step 4 ### Inspection & Handover City sign-off, engineer's stamp, warranty documentation, finishing handoff if bundled in Etobicoke. ## Get Fast Underpinning Help in Etobicoke Free engineered assessment. Workmanship warranty on every project. Book Free Estimate [/contact/ →](/contact/) Call (416) 900-3329 [tel:+14169003329 →](tel:+14169003329) Local Expertise ## Borough-Wide Expertise You Can Count On Lakeshore water-table experience (Mimico, New Toronto, Long Branch) Markland Wood and Kingsway substantial-detached project history Etobicoke Civic Centre permit coordinator on staff Soil-report-first underpinning for any lakeshore project Integrated waterproofing on every coastline-adjacent project Local Knowledge ## Lakeshore & Inland Foundation Specialists ### Etobicoke's Microclimate Logistics Etobicoke spans coastline-adjacent neighbourhoods (Mimico, New Toronto, Long Branch) with elevated water tables, through inland sections (Markland Wood, The Kingsway) with stable clay. Soil reports drive the staging plan more here than in any other Toronto borough. We coordinate permits through the Etobicoke Civic Centre district office; lot sizes generally allow rear-yard equipment staging. ### Etobicoke's Mixed Housing Stock Lakeshore Mimico/New Toronto homes are typically 1900s-1930s small lots with original stone foundations and elevated water tables - underpinning here always pairs with waterproofing. Markland Wood is 1950s-60s post-war detached on stable clay. The Kingsway is 1920s-1940s detached on substantial lots. Each requires a different staging and waterproofing detail; we sequence the engineering accordingly. ## Etobicoke Landmarks We Work Near Humber Bay ShoresCentennial ParkSherway Gardens ## Our Service Area in Etobicoke Services in Etobicoke ## Basement & Foundation Services in Etobicoke Etobicoke property owners bundle multiple basement scopes on one fixed-price contract. All 8 services below price at published City of Toronto rates. Etobicoke ### Basement Underpinning in Etobicoke Basement underpinning (also called basement lowering or foundation underpinning) is full basement floor excavation with pin-by-pin concrete underpinning to gain 1-3 feet of ceiling height. Fixed-price contract includes architect drawings, structural engineer stamp, and building permit coordination. From $20,000 [Basement Underpinning in Etobicoke →](/basement-underpinning/etobicoke/) Etobicoke ### Basement Finishing in Etobicoke Complete basement finishing after underpinning or waterproofing is done: framing, insulation, drywall, flooring, kitchen and bath rough-ins, trim, and paint. Full turnkey suite build ready for occupancy inspection. From $35,000 [Basement Finishing in Etobicoke →](/basement-finishing/etobicoke/) Etobicoke ### Interior Waterproofing in Etobicoke Interior weeping tile replacement along the foundation perimeter, new sump pit and battery-backup sump pump, Delta-MS drainage membrane on interior walls, and hydrophobic polyurethane crack injection where required. From $6,000 [Interior Waterproofing in Etobicoke →](/interior-waterproofing/etobicoke/) Etobicoke ### Concrete Foundation Repair in Etobicoke Hydrophobic polyurethane crack injection for active water leaks, epoxy structural crack repair, carbon fibre stitching for shifting walls, and full wall stabilisation systems for bowed or leaning foundation walls. From $400 [Concrete Foundation Repair in Etobicoke →](/concrete-foundation-repair/etobicoke/) Etobicoke ### Drawings & Permits in Etobicoke Complete architect site plan drawings, structural engineer stamped footing and beam details, and municipal building permit application coordination for basement underpinning, finishing, and second-suite conversion projects. From $2,500 [Drawings & Permits in Etobicoke →](/drawings-permits/etobicoke/) Etobicoke ### Sump Pumps in Etobicoke Sump pit excavation, primary submersible sump pump installation, battery-backup secondary pump for power outages, and city-approved backwater valve installation for basement flood prevention. From $800 [Sump Pumps in Etobicoke →](/sump-pumps/etobicoke/) Etobicoke ### Plumbing & Drain Services in Etobicoke Basement rough-in plumbing for kitchen and bath in second-suite conversions, drain camera inspection for existing sanitary lines, backflow prevention valve installation, and municipal service connection coordination. From $1,500 [Plumbing & Drain Services in Etobicoke →](/plumbing-drain-services/etobicoke/) Etobicoke ### Basement Walkout in Etobicoke Basement walkout entrance construction: exterior excavation, engineered retaining walls, waterproof stair landing, insulated exterior door frame, drainage tie-in, and weather-sealed threshold for legal second-suite egress. From $12,000 [Basement Walkout in Etobicoke →](/basement-walkout/etobicoke/) Testimonials ## What Etobicoke Homeowners Say “Mimico waterfront semi, less than a block from Lake Ontario. The water table is brutal. TBU paired underpinning with weeping tile, dimpled membrane, and a battery-backup sump. Three lakeside springs later it is still dry.” Stefan K. Mimico, Etobicoke “1950s New Toronto bungalow on a deep lot. Underpinned to 8 feet, finished the lower level as a legal in-law suite. The Etobicoke building department was straightforward to work with thanks to TBU's coordinator.” Roberto P. New Toronto, Etobicoke “The Kingsway 1928 Tudor with a Heritage Conservation overlay. We were nervous about the heritage approval process. TBU's permit team carried the file through nine weeks. Underpinning finished on schedule, original leaded windows untouched.” David T. The Kingsway, Etobicoke Got Questions? ## Etobicoke Underpinning Questions Answered Why do lakeshore Etobicoke projects need waterproofing? Mimico, New Toronto, and Long Branch sit close to Lake Ontario and the Humber Bay water table is high. Underpinning without integrated waterproofing in this zone almost guarantees moisture problems within 2-3 years. We install weeping tile, dimpled membrane, and a battery-backup sump on every lakeshore Etobicoke project. Are Kingsway and Markland Wood projects different? Yes. Kingsway and Markland Wood sit on stable clay further from the water table. Underpinning there is a more standard project, closer to North York or Mississauga in terms of soil and logistics. Lot widths in the Kingsway also allow heavier excavation equipment and faster site work. How do Etobicoke permits work? Etobicoke is part of the City of Toronto, so permits go through the City of Toronto Building Department, but they file and inspect through the Etobicoke Civic Centre district office on Burnhamthorpe. Plan review is the same; the inspection cadence is regional. We have a permit coordinator who runs the Etobicoke pipeline daily. What's the typical Etobicoke underpinning cost? Standard Etobicoke detached homes (Markland Wood, the Kingsway) run $25,000-$45,000 for full-perimeter underpinning. Lakeshore homes (Mimico, New Toronto, Long Branch) run higher - $35,000-$60,000 - once integrated waterproofing and battery-backup sump systems are folded in. Quotes are line-item; nothing hidden. Nearby Areas ## Also Serving ### Toronto City of Toronto [Toronto →](/service-areas/toronto/) ### Mississauga City of Mississauga [Mississauga →](/service-areas/mississauga/) ![](/images/cta/indoor-underpinning-crew-cta-bg.webp) Typical Response Time: 2 Hours ## Book Your Etobicoke Underpinning Estimate Free estimate within two business hours. Local crews, same-day estimate. Get a Free Estimate [/contact/ →](/contact/) Call (416) 900-3329 [tel:+14169003329 →](tel:+14169003329) Written Workmanship Warranty Licensed & Insured Structural Engineer Coordination