About Us

Founded in 1980, A.C.C.L Waterproofing is an Ontario-based waterproofing contractor, basement renovation, and foundation construction firm. We are dedicated to bringing life to our client’s visions.

Waterproofing Clarington


A.C.C.L Waterproofing is one of the largest waterproofing contractors in Ontario that provides a broad range of solutions to meet specific waterproofing needs. We offer a comprehensive line of waterproofing services, including basement waterproofing, basement leak repair, foundation crack repair, underpinning, basement lowering and more to many areas in Ontario.

Employing an integrated approach to every construction and/or renovation project, we put the client first. We take the time to know and understand our clients, thus allowing us to start each project with a clear picture of a particular vision and expectation.

Whether the project is a traditional bid, guaranteed maximum price, or custom-tailored, we are committed to making sure our clients are satisfied with the process, the outcome, and the value for their construction dollar.

We deliver results by combining technical expertise as a general contractor with the best management and tools. Each professional on our team brings years of experience, predictability, accountability, and control to the construction process.

A.C.C.L Waterproofing has earned a reputation as one of the finest waterproofing and basement renovation firms in Ontario. Our company consists of experienced sales professionals, engineers, project managers, and superintendents.

These individuals have completed waterproofing projects on warehouses, manufacturing plants, custom homes, office buildings, shopping centers, and other types of specialized facilities such as medical buildings.

A.C.C.L Waterproofing has solidified its position in the construction industry due to its unparalleled record of customer satisfaction. The firm not only takes great pride in using environmentally friendly products of the highest quality but also in being committed to servicing and maintaining each completed project. At A.C.C.L Waterproofing contractor, every staff member is a foundation/waterproofing professional dedicated to the success of each project and exceeding customer expectations.

A.C.C.L Waterproofing is a company wholly owned by A.C.C.L Group Limited. We are fully licensed, insured, and bonded.


  • Ajax
  • Ashburn
  • Bethany
  • Blackstock
  • Bowmanville
  • Oakwood
  • Orono
  • Courtice
  • East York
  • Goodwood
  • Gormley
  • Greenbank
  • Greenwood
  • Hampton
  • Markham
  • Millbrook
  • Nestleton Station
  • Newcastle
  • Newtonville
  • North York
  • Pickering
  • Port Hope
  • Port Perry
  • Prince Albert
  • Richmond Hill
  • Sandford
  • Scarborough
  • Seagrave
  • Stouffville
  • Toronto
  • Sunderland
  • Udora
  • Unionville
  • Uxbridge
  • Whitby
  • Guelph
  • Georgina

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Call us (905) 448-5909, (416) 759-2995 or Toll Free 1 (866) 701-8484