Best water damage restoration companies in Mississauga

★★★★★5 (421 reviews)score 94/100

Delex tops the list on a near-perfect composite built from 421 reviews, with reviewers repeatedly describing fast, same-day response and problems solved that other contractors couldn't fix. The combination of sump pump replacements, valve work, and transparent pricing makes this a strong first call when water damage traces back to a plumbing failure.

• Responsive, often same-day or emergency service
• Solves complex issues other contractors missed
• Transparent, fair pricing
• Clear communication and follow-up guidance

Services: flood water extraction, water damage restoration service

★★★★★5 (324 reviews)score 94/100

Canada Waterproofers pairs a near-identical composite score with 324 reviews describing single-day jobs, accurate diagnosis, and cleanup so thorough that landscaping gets replanted afterward. Reviewers also note the company still responds years later for follow-up service, which points to work that holds up over time.

• Single-day job completion with full site restoration
• Accurate diagnosis before work begins
• Fair pricing versus market rates
• Responsive follow-up service years after install

Services: flood water extraction, 24 7 emergency response, water damage restoration service

★★★★★5 (186 reviews)score 94/100

For water damage that has progressed into mold, GTA Mold Removal Mississauga brings a 5-star average across 186 reviews and a process built on free inspections, proper containment, and air scrubbing. Reviewers single out honest quotes that match the final invoice and staff who flag secondary risks other contractors might skip.

• Free initial inspection and consultation
• Transparent quotes with no surprises
• Proper containment and air scrubbing on site
• Punctual, organized crews

Services: flood water extraction, 24 7 emergency response, structural drying dehumidification, insurance claims assistance

★★★★★5 (135 reviews)score 93/100

Every recent review of Aquatech Waterproofing is five stars, with 135 reviews describing jobs finished faster than expected and yards restored as if the crew was never there. It's a solid pick when the water problem starts at a foundation crack rather than a fixture or pipe.

• Consistent five-star track record
• Finishes jobs faster than expected
• Thorough site restoration after work
• Fair, transparent pricing

Services: flood water extraction, water damage restoration service

★★★★★5 (142 reviews)score 92/100

Once the water itself is handled, Better Choice Restoration and Carpet Cleaning specializes in bringing water-damaged carpets, upholstery, and hard floors back from what reviewers call beyond saving, backed by IICRC certification dating to 1996. Drying times faster than expected show up repeatedly across its 142 reviews.

• IICRC-certified since 1996
• Fast drying times
• Restores heavily stained or water-damaged carpets
• The team residential and commercial jobs across the GTA

Services: flood water extraction, water damage restoration service, 24 7 emergency response

★★★★★5 (129 reviews)score 92/100

Aquamaster holds a perfect five-star average across 129 reviews, with several customers noting the team solved leaks that previous attempts by other companies failed to fix. Quick, honest estimates and a stated price range for drainage and leak repair work give homeowners a clear sense of cost upfront.

• Permanent fixes for recurring leaks
• Clear, honest assessments without upselling
• Same-day or next-day inspection availability
• Respectful worksite with thorough cleanup

Services: flood water extraction, mold remediation, water damage restoration service

★★★★★5 (174 reviews)score 91/100

Waterproofing PD covers foundation cracks, exterior wall waterproofing, window wells, and cold rooms, with 174 reviews describing clean job sites and results that hold through winter weather. Sentiment is a step behind the top names on this list, and one reviewer flagged that the fix didn't solve the underlying problem, so it's worth confirming root-cause diagnosis before booking.

• Root-cause diagnosis before quoting
• Prompt site visits and assessments
• Clean workmanship and spotless cleanup
• Durability tracked through winter conditions

Watch out: One reviewer felt the underlying problem wasn't fully resolved, and a few mention the branded van parked outside during work.

Services: flood water extraction, structural drying dehumidification, water damage restoration service

★★★★★5 (82 reviews)score 90/100

CPR24 answers calls immediately and is built for the moment a basement floods or a pipe bursts, including proper handling of category 3 sewage water with containment and HEPA filtration. Reviewers also point to direct coordination with insurance adjusters, which cuts down on paperwork during a stressful claim.

• Immediate 24/7 emergency response
• The team directly with insurance adjusters
• Proper handling of contaminated (category 3) water
• Transparent pricing throughout the job

Services: flood water extraction, 24 7 emergency response, fire smoke restoration, structural drying dehumidification

★★★★★5 (73 reviews)score 89/100

Atre Drain and Plumbing is a medium-confidence pick with 73 reviews, but the pattern is consistent: same-day or next-morning appointments, quotes honored as given, and licensed technicians who explain the problem clearly. It's a good option when the water damage source is a drain or fixture issue rather than a structural leak.

• Same-day or next-morning service
• Ontario licensed and OWWA certified
• The team honored consistently
• Clean, efficient work with clear explanations

Services: flood water extraction, water damage restoration service

★★★★★5 (64 reviews)score 89/100

Serve Kings handles everything from a burst pipe to bedroom mold with same-day or next-day arrival, and reviewers appreciate that the same team can move from drying and restoration into the renovation work needed afterward. The team technicians get repeated praise for walking customers through insurance claims and finishing with polished results.

• Same-day or next-day emergency response
• Insurance claims guidance included
• Water restoration and renovation under one roof
• The team technicians known for mold and water expertise

Services: flood water extraction, fire smoke restoration, 24 7 emergency response, insurance claims assistance

★★★★★4.8 (98 reviews)score 88/100

DrainCom is a medium-confidence pick at 98 reviews and a 4.8 rating, standing out for careful on-site diagnosis before quoting and installations that reviewers say passed inspection on the first attempt, even on streets where competitors' work got flagged. Staff also help customers navigate rebate paperwork tied to drainage upgrades.

• Thorough on-site diagnosis before quoting
• Fair pricing with no upselling
• Rebate paperwork handled by staff
• Installations reported to pass inspection on the first try

Services: flood water extraction, water damage restoration service

★★★★★5 (52 reviews)score 87/100

Waterproof Basement Mississauga combines excavation, membrane installation, weeping tile replacement, and interior drainage in one job, with reviewers reporting the water problem stays gone through heavy rain and multiple seasons afterward. At 52 reviews it's a smaller sample than the names above it, but the sentiment is strongly positive.

• Free inspection and root-cause diagnosis
• Interior and exterior waterproofing in one job
• The team reported to hold through storms and seasons
• The team perimeter drainage and sump pump systems

Services: flood water extraction, mold remediation, water damage restoration service

★★★★★4.8 (99 reviews)score 85/100

ServiceMaster Restore reportedly gets crews on site within half an hour and is built to manage full insurance claims alongside the physical restoration, which matters for larger jobs spanning multiple floors or combining water and smoke damage. The 4.8 rating across 99 reviews is a touch lower than the names above, though sentiment remains strongly positive.

• The team reported on site within 30 minutes
• The team the full insurance claim process
• The team updates and clear communication during the job
• The team after hours for complex jobs

Services: flood water extraction, fire smoke restoration, insurance claims assistance, 24 7 emergency response

★★★★★5 (27 reviews)score 84/100

This Servpro location earns a five-star average, though on a smaller base of 27 reviews, and stands out for daily photo documentation and quick turnaround on assessments and quotes. It's worth a look when a job needs to move fast under an urgent timeline, including handling remote or off-hours coordination.

• Same-day or next-day assessment and quoting
• The team photo documentation and daily updates
• The team urgent projects even remotely
• The team scoping rather than overselling work

Watch out: Review count is smaller than most others on this list, so treat the track record as promising but still building.

Services: flood water extraction, 24 7 emergency response, fire smoke restoration, sewage cleanup

★★★★★4.9 (23 reviews)score 82/100

Highview Restoration & Site Staffing rounds out the list with a 4.9 rating on 23 reviews, and its work leans more toward drywall, flooring, and general repair labour than emergency water extraction. It's a reasonable fit for the repair and finishing stage after the main water damage work is done, with reviewers noting honest scoping and same-day completion on smaller jobs.

• The team about what is achievable on a job
• Same-day completion on multiple smaller jobs
• The team drywall, flooring, and surface repair
• Organized, communicative crew

Watch out: Smallest review base on this list and less focused on emergency water extraction than the top names.

Services: flood water extraction, water damage restoration service