Excavation & Construction Services Across the GTA
Owner-operated since 2008. From foundation excavation and underpinning to drainage and pool removal, we handle every dig with our own crew, our own equipment, and a direct line to the owner. Free 24-hour quotes anywhere in Toronto + GTA.
1 / 6Excavation & Site Prep
Excavation Services
Full-scale dig work for foundations, additions, pools, basements, and site builds. Our own machines and crew, fully insured, permit coordination included.
View service →Mini Excavator Services
Tight-access digs through gates as narrow as 36″. Backyards, pools, drains, and trenching where a full-size excavator can’t reach.
View service →Site Preparation
Clearing, grading, compaction, and pad prep for new builds and additions. We deliver a level, code-ready site the framers can start on Monday.
View service →Land Grading & Yard Prep
Re-grading to fix pooling water, slope-to-drain corrections, and yard reshaping before sod, interlock, or pool installs.
View service →Trenching & Post Drilling
Utility trenches, drainage runs, deck and fence post holes. Clean, straight cuts with proper backfill and compaction.
View service →2 / 6Foundations & Structural
Foundation Waterproofing
Exterior excavation, membrane application, drainage board, weeping tile, and crack repair. Built to last decades, not seasons.
View service →Basement Underpinning
Lower your basement floor for full-height ceilings and code-compliant living space. Engineered sequence, permits, inspections handled.
View service →Walk-Up Basement Conversion
Cut a separate exterior entrance for legal second suites or rental units. Excavation, stairwell, retaining walls, and waterproofing.
View service →New Basement Excavation
Full basement dig for new builds and major additions. Shoring, dewatering, and clean transfer to the foundation contractor.
View service →Foundation Crack Repair
Interior and exterior crack injection, parging, and full waterproofing for active leaks. Diagnose, fix, and warranty the work.
View service →3 / 6Drainage & Water Management
Drainage & French Drains
Perimeter French drains, swales, and surface drainage to move water away from your foundation and yard. Sized for GTA rainfall loads.
View service →Catch Basin Installation
Yard catch basins and driveway drains tied into the storm system. Solves chronic pooling and saves your interlock from frost heave.
View service →Sewer Lateral Repair
Spot repair, trenchless lining, or full lateral replacement for collapsed, cracked, or root-invaded sewer pipes. Permit included.
View service →Sump Pump Installation
Primary sump pumps, battery backups, and pit installations for finished and unfinished basements. Sized to your foundation footprint.
View service →Storm Drain Installation
Tie roof leaders, area drains, and yard runoff into proper storm connections. Code-compliant separation from sanitary lines.
View service →4 / 6Demolition & Removal
Demolition Services
House tear-downs, partial demos, interior strip-outs, and structural removals. Permits, disconnects, and clean haul-away.
View service →Pool Excavation & Removal
Full removal or partial fill-in for inground pools. We break out the shell, haul the debris, and re-grade for sod or new landscaping.
See cost guide →Concrete Pad Break-Out
Old driveways, patios, walkways, and slab foundations broken out and hauled. We separate concrete for recycling where the dump allows.
View service →Garage / Shed Removal
Detached garages, sheds, and outbuildings removed down to the slab or footings. Coordinated with permits and utility disconnects.
View service →Tree Stump Removal
Stump grinding and full-root excavation as part of site prep, pool removal, or yard re-grading projects.
Pool Removal — Richmond Hill
Partial fill or full demolition of inground pools in Richmond Hill. Yanmar mini-excavator fits 38″ gates. Permits, 3/4″ clear backfill, final grade.
View service →Pool Removal — Vaughan
Inground pool removal in Vaughan, Maple, Woodbridge, Concord, Thornhill. $12K-$28K. Permits and backfill handled.
View service →Pool Removal — Markham
Pool removal in Markham, Unionville, Thornhill, Milliken. ePLAN permit, full or partial fill-in, clean haul-away.
View service →Garage Demolition
Detached, attached, or carport. Permit, utility disconnects, full demo, foundation removal, and final grade — one crew, one mobilization.
View service →Basement Demolition
Interior strip-out or full structural removal — pairs naturally with underpinning and waterproofing. $4K-$25K depending on scope.
View service →Interior Demolition
Selective room strip-outs through full house gut. Asbestos coordination via O. Reg. 278/05. Clean haul-away, ready for the next trade.
View service →5 / 6Hardscape & Retaining
Retaining Wall Construction
Engineered retaining walls for grade changes, walk-ups, and terraced yards. Block, poured concrete, or armour stone systems.
View service →Armour Stone Walls
Natural stone retaining walls built to last 50+ years. Heavy-machine placement, engineered base, and proper drainage behind.
Compare wall types →Interlock & Pavers
Driveways, walkways, patios, and pool decks in interlocking pavers. Engineered base, polymeric sand, and clean cut edges.
View service →Concrete Driveways
Poured, stamped, or exposed-aggregate driveways. Proper base, control joints, and curing schedule for GTA freeze-thaw cycles.
View service →Fence & Deck Installation
Cedar, composite, and PT fence and deck builds. Post holes drilled, concrete footings, and finish work all under one crew.
View service →6 / 6Specialty Services
Septic System Installation
New septic tank and field bed installs for rural and semi-rural GTA properties. Engineering, permits, and inspections coordinated.
View service →Egress Window Installation
Code-compliant egress windows for legal bedrooms and second suites. Excavation, cut-in, window, and well in one visit.
View service →Window Well Installation
Galvanized and concrete window wells, drainage tie-ins, and covers. Keep basement windows dry through every spring melt.
View service →Emergency Excavation (24-Hour)
Burst water lines, sewer backups, foundation leaks. We respond within 24 hours across the GTA with crew and machine ready to dig.
View service →Permit & Engineering Coordination
We pull the permits, coordinate the engineer, and book the inspections. You sign one contract and one cheque — we handle the city.
Where We Work
OCM crews work across 22 cities in Toronto and the Greater Toronto Area. Click any city for local examples, pricing, and permit notes.
in the GTA? Let’s talk.
More Services Across the GTA
OCM Excavation handles a full range of residential and commercial excavation work beyond the listings above. Pick a service to see scope, pricing, and city-specific details.
Pool Removal
Full or partial pool removal with footing extraction and grade restoration across the GTA.
Pool Removal Toronto · Pool Removal Richmond Hill · Pool Removal Vaughan · Pool Removal Markham · Pool Removal Mississauga · Pool Removal Burlington · Pool Removal Oakville · Pool Removal Scarborough · Pool Removal Etobicoke
Sump Pump Installation
Submersible and pedestal sump pumps with battery backup, code-compliant discharge to grade.
Sump Pump Installation Toronto · Sump Pump Installation Richmond Hill · Sump Pump Installation Vaughan · Sump Pump Installation Markham · Sump Pump Installation Mississauga · Sump Pump Installation North York
Egress Window Installation
Code-compliant basement egress windows cut through foundation, fully waterproofed and steel-lined.
Egress Window Installation Toronto · Egress Window Installation Richmond Hill · Egress Window Installation Vaughan · Egress Window Installation Markham · Egress Window Installation Mississauga · Egress Window Installation North York
Window Well Installation
Galvanized or stone window wells with drainage tile that ties into weeping tile.
Window Well Installation Toronto · Window Well Installation Richmond Hill · Window Well Installation Vaughan · Window Well Installation Markham · Window Well Installation Mississauga · Window Well Installation North York
Sewer Lateral Repair
Spot repair, trenchless lining, or full lateral replacement from foundation to municipal main.
Sewer Lateral Repair Toronto · Sewer Lateral Repair Vaughan · Sewer Lateral Repair Markham · Sewer Lateral Repair Mississauga · Sewer Lateral Repair North York
Catch Basin Installation
Driveway, yard, and parking lot catch basins with frost-line drain runs to municipal storm.
Catch Basin Installation Toronto · Catch Basin Installation Richmond Hill · Catch Basin Installation Vaughan · Catch Basin Installation Markham · Catch Basin Installation Mississauga · Catch Basin Installation Brampton
Emergency Excavation
Burst water main, sewer backup, sinkhole — same-day mobilization across the GTA.
Emergency Excavation Toronto · Emergency Excavation Richmond Hill · Emergency Excavation Vaughan · Emergency Excavation Markham · Emergency Excavation Mississauga · Emergency Excavation Brampton
Armour Stone Walls
Engineered armour stone retaining walls, 1-2 ton blocks set with full-size excavator.
Armour Stone Walls Aurora · Armour Stone Walls Newmarket · Armour Stone Walls King City · Armour Stone Walls Innisfil · Armour Stone Walls Bradford · Armour Stone Walls Burlington
Excavation Shoring
Underpinning shoring, hydraulic shores, soldier-pile walls for deep digs adjacent to structures.
Excavation Shoring Toronto · Excavation Shoring Richmond Hill · Excavation Shoring Vaughan · Excavation Shoring Markham · Excavation Shoring Mississauga · Excavation Shoring North York
City-specific excavation pricing
Real CAD ranges by job type for every GTA market we serve. Click your city for the full pricing breakdown — what each common job runs, what drives the price up, and the gotchas that catch out-of-town quotes:
- Excavation cost in Toronto
- Excavation cost in Vaughan
- Excavation cost in Richmond Hill
- Excavation cost in Markham
- Excavation cost in Mississauga
- Excavation cost in Burlington
- Excavation cost in Oakville
Brampton Service Pages — New for 2026
We’ve expanded our Brampton service coverage in 2026. If you’re in Brampton and need any of these specific services, we have a dedicated page with permits, pricing, and process details:
- Pool Removal Brampton — in-ground demolition + engineered backfill, permits pulled
- Basement Underpinning Brampton — add ceiling height with stamped engineered drawings
- Sewer Lateral Repair Brampton — camera inspection + SDR-35 PVC replacement with Peel Region coordination
- Sump Pump Installation Brampton — pit, primary cast-iron pump, battery backup, legal discharge routing
- Window Well Installation Brampton — drainage tie-in + OBC egress sizing for legal basement bedrooms
All five pages include 2026 Brampton-specific pricing, permit walkthroughs, and our process. Free Brampton quote: 416-317-3090.
More Brampton Services — Complete Coverage
Beyond the services listed above, OCM has dedicated Brampton city pages for every excavation, drainage, and outdoor construction service we offer. If you’re in Brampton, find your specific service here:
Excavation, Trenching & Site Prep — Brampton
- Mini Excavator Service Brampton — tight-access digging where full-size won’t fit
- Trenching Brampton — utility, drainage, fence-line trenches
- Land Grading Brampton — lot leveling and surface preparation
- Site Preparation Brampton — new build and addition prep
- Yard Cleaning Brampton — debris removal and lot clearing
Demolition & Foundation — Brampton
- Demolition Services Brampton — garages, sheds, partial structure tear-downs
- Foundation Waterproofing Brampton — exterior membrane + interior solutions
- Pool Excavation Brampton — in-ground pool dig and prep
Drainage & Water Management — Brampton
- French Drain Installation Brampton — yard and foundation perimeter drainage
Hardscape & Outdoor Construction — Brampton
- Deck Building Brampton — pressure-treated, cedar, and composite decks (permits included)
- Fence Installation Brampton — wood, chain-link, and ornamental fencing
- Concrete Driveway Brampton — new pours and replacement
- Interlocking Paver Installation Brampton — driveways, walkways, patios
- Retaining Wall Brampton — concrete block, armour stone, segmental
Free Brampton quote on any of these services: 416-317-3090