Trusted Basement, Foundation & Crawlspace Waterproofing Contractors in Markham, ON

The highest-rated Basement Waterproofing & Crawlspace Repair companies out of 43 vetted & reviewed in the Markham area.

Desa Contracting and Restoration

Desa Contracting and Restoration

(15)
  • Property
  • Contractor
  • Project
“This was a big job - renovating an old house, absolutely everything needed overhauling. There were major structural changes and at one point the house was almost a shell. Now we are living in a beautiful home that is the envy of our friends. When I m...”
Emergency Services
Free Initial Consultation
In Business Since 2017
IICRC, IICRC Certified
145 Royal Crest Ct Unit 15, Markham, ON L3R 9Z4
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Dapcco Waterproofing

Dapcco Waterproofing

(4)
Residential, Commercial
“Amazing customer service with great quality of work! I would definitely recommend them, thank you Dapcco!!”
In Business Since 2019
Family Business
140 Doncaster Ave #5, Markham, ON L3T 1L3
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Concrete Markham

Concrete Markham

(1)
Underpinning/Footings, Concrete Walkways, Concrete Retaining Walls
“Really glad I got a stamped concrete patio and driveway done. These guys were amazing concrete contractors to work with!”
Free Initial Consultation
10 Radcliffe Rd, Markham, ON L3R 7X7
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Hadasa Contracting & Excavation

Hadasa Contracting & Excavation

(4)
Concrete, Excavation, Demolition
“Great service, thank you Hadasa for clearing our lot. I would definitely call hadasa for future projects and recommend to everyone. Thank you Daniel & Team!”
2A Cedar Ave, Markham, ON L3T 3V9
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Stone Master Masonry

Stone Master Masonry

(1)
“Stone Master Masonry took care of my roofing, and I'm thrilled with the results. They are true professionals in their field.”
Free Initial Consultation
226 Steelcase Rd, Markham, ON L3R 1B3
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Dome Services Group

Dome Services Group

Disaster, Interior, Exterior
“DSG did a fantastic job with our new kitchen. Now that we're spending more time at home it was time we upgraded. We're glad we chose DSG, they're very friendly and professional.”
In Business Since 2007
Licensed
210 Cochrane Dr Unit 5 & 6, Markham, ON L3R
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Energy Roofing Ltd

Energy Roofing Ltd

(1)
“I had the pleasure of getting my roof done by this amazing company. I am so happy with the service and the quality of work done. Their team delivered in a rapid manner and was more than willing to accommodate to my needs. Thanks for working with me, ...”
12 Beckwith Crescent, Markham, ON L3S 1S3
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Maple Reno

Maple Reno

(29)
  • Work
  • Bathrooms
  • Home
“Maple Reno is great to work with and the crew is very polite and conscientious. They kept within budget and finished pretty close to the estimated date. We are saving up f and will definitely be looking forward with you again......”
In Business Since 2014
Free Initial Consultation
Serving Markham Area
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Drain 1 Plumbers Inc.

Drain 1 Plumbers Inc.

(47)
Radiant Floor Heating Toronto, Sump Pump, Camera Inspection
“Drain 1 had a plumber to my house for a non-urgent matter within hours. Anton was friendly and professional. He diagnosed the issue immediately and had a plan in place. In and out same day. Transparent on the cost and invoice. Would recommend to anyo...”
Family Business
Emergency Services
Coupons & Offers
718 Wilson Ave, Toronto, ON M3K
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Dr.pipe Drain and Plumbing

Dr.pipe Drain and Plumbing

(48)
  • Basement
  • Backwater Valve
  • House
“Max and his team are amazing 👏 I will be recommending him forever. He is an honest man and has an efficient team behind them. Amazing work. Thank you so much!!!!! …”
Locally Owned & Operated
Free Initial Consultation
Transparent Fees & Pricing
Coupons & Offers
9 Renoak Dr, North York, ON M2R
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Canadian Concrete Leveling

Canadian Concrete Leveling

(49)
  • Quote
  • Work
  • Technicians
“We had a great experience with their company. From the start, they were able to give me a proper quote and were promp on the timeline to finish the project. The quality of work is great. Will definitely recommend them to family and friends.”
Locally Owned & Operated
Offers Financing Options
Free Initial Consultation
Serving Markham Area
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Harmony Basements

Harmony Basements

(45)
Basement Kitchen Renovation, Structural Engineering, Building Permits
“Harmony Basements brought a level a professionalism that ensured my project was done on time and on budget. They were very responsive to every issue / concern I brought up and made every effort to make sure that I would be satisfied with the end resu...”
Free Initial Consultation
Remote Consultations Available
Offers Financing Options
156 Chrislea Rd #4, Woodbridge, ON L4L 8V1
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ADP Toronto Plumbing

ADP Toronto Plumbing

(44)
Installing and Repairing Sewers and Manholes, Camera Inspecting and Drain Cleaning or Clogged Drains, Backflow Prevention Valve Testing, Installation, and Repairs
“Had the experience of having a large plumbing job planned, executed and completed by ADP Toronto Plumbing. They were on time, on budget and extremely helpful. Suggestion were made that not only digging requested less intrusive but saved money in the...”
Locally Owned & Operated
Transparent Fees & Pricing
Free Initial Consultation
In Business Since 2011
51 Homewood Ave #1, Toronto, ON M4Y 2K1
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Nusite Contractors Ltd.

Nusite Contractors Ltd.

(48)
French Drain Services, Sump Pump Services, Foundation Repair
“Thank you Nusite specially Justin who made the waterproofing process soooo smooth, from the day we called nusite and justin came with his calm polite professional cooperative manner to the actual day with the crew and supervising by Justin, everythin...”
Family Business
In Business Since 2011
Free Initial Consultation
24 Rivalda Rd, North York, ON M9M 2M3
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Act Fast Waterproofing Corp.

Act Fast Waterproofing Corp.

(50)
Window Well, Internal Waterproofing, External Waterproofing
“We were so pleased with the work that Colm and his associate did for us. We had a basement leak where the water was coming up from the basement floor, so he recommended a sump pump. Colm was very professional, experienced and took time to educate ...”
Free Initial Consultation
2 Red Deer Ave, Toronto, ON M1N 2Y7
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Aquatech Basement Waterproofing Toronto

Aquatech Basement Waterproofing Toronto

(50)
  • Trench
  • Rebate
  • Excavating
“Great experience with Slava and his team, waterproofing our house and installing a sump pump. They were fast, professional, and TIDY!! Genuine care and consideration brought to this job, and prices came in lower than competitor bids.”
Free Initial Consultation
Emergency Services
Coupons & Offers
20 Hyde Ave, Toronto, ON M6M 1J3
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Danar Co.

Danar Co.

(49)
Financing, Interior Work, Paving
“One of the best companies I've ever dealt with. From start to finish their punctuality was dead on, Extremely clean throughout all the work conducted. Their price and workmanship was the best. I highly recommend Danar Construction to all. I would...”
Licensed
Offers Financing Options
Serving Markham Area
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Wrench it Up

Wrench it Up

(50)
Well Water Pump Services, Water Pump Services, Waterproofing
“Matt arrived early and completed the repair in a timely and competent manner. We are quite appreciative that our water was restored before dusk. Well done; I'd give them another call.”
Licensed
Emergency Services
390 Progress Ave Unit# 2, Toronto, ON M1P 2Z6
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MT Drains & Plumbing LTD

MT Drains & Plumbing LTD

(46)
  • Faucet
  • Team
  • Quality
“Quality work was done, Dixon fixed both bathroom faucets, shower heads and bidets and they work great now. The faucet we had bought wasn't matching the pipe initially, but he was able to make it work. Fantastic service!”
Coupons & Offers
Free Initial Consultation
In Business Since 2010
Licensed
Serving Markham Area
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Water Dynamik Group

Water Dynamik Group

(8)
  • Backyard
“Luis and crew built a beautiful deck and fix water issues around our foundation last summer. We got a puppy recently and needed a gate on the deck. Another beautiful job!”
Family Business
In Business Since 2014
Coupons & Offers
Serving Markham Area
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Aluneed Ltd

Aluneed Ltd

(49)
Drain, Waterproofing, Foundation
“I highly recommend this company, especially with Alex's management. He is a very honest person, I called him for a leaking problem in my house and he came to inspect. He is very hard working and honest and VERY professional expecting nothing in retur...”
Free Initial Consultation
Family Business
In Business Since 2020
Licensed
Serving Markham Area
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City Wide Group

City Wide Group

(47)
Blocked Main Drains, Blindside Waterproofing Applications, Waterproofing
“We had three quotes to do outside repairs to a section of our basement wall. Tony provided a clear explanation of their work, and he and his team were effective and professional, completing the job in a day. Excess dirt was removed, leaving us room t...”
Family Business
63+ Years Experience
Free Initial Consultation
Serving Markham Area
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Restoration Mate

Restoration Mate

(29)
Lead Testing & Lead Removal, Radon Testing & Mitigation, Sanitizing & Disinfection
“Justin at Restoration Mate is friendly and professional. I recommend him to anyone I know who needs help with water damage in their home. Look no further!”
Emergency Services
Free Initial Consultation
80 Dynamic Dr Unit 2, Scarborough, ON M1V 2V1
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Dryshield

Dryshield

(45)
  • Sales
  • Sump Pump
  • Work
“Matt came and injected a hairline crack in my foundation. After about an hour, the job was done and cleaned up. No doubt it will stop the water seepage!”
IICRC Certified
60 Millwick Dr, North York, ON M9L 1Y3
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Basement Waterproofing Services in Markham, ON Cost Estimates

Minimum cost
$854
Maximum cost
$16355
National Average
$6116
$2845
$9244
Typical price range is based on 386 cost profiles
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Average Cost $6116
Minimum cost $854
Maximum cost $16355

Typical range $2845 to $9244 is based on 386 cost profiles.

Why these companies made our list

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