Ontario’s Top 10 Sealant and Waterproofing industry leaders

ild sealant waterproofing
Photo courtesy International Leak Detection (ILD)

The specialists within the sealant and waterproofing industry cover manufacturers and distributors, contractors, and – in a unique role within this list, International Leak Detection (ILD) tests independently for leaks and system failures.

The common ground (and basis for inclusion in this leader’s list) is each organization’s specialized knowledge, experience, and focus on managing sealant and waterproofing
challenges with integrity, cost-effectiveness, and durability.

This list is alphabetical, so you shouldn’t rank the companies here in hierarchical order.

BASF Building Systems

Master Builders Solutions is the BASF global brand of advanced chemical solutions for construction. The company’s comprehensive construction chemicals portfolio includes
concrete admixtures, waterproofing solutions, concrete repair and protection solutions, performance grouts and performance flooring solutions. They offer products for the application of exterior below grade, above grade liquid, cold-applied elastomeric
waterproofing membrane system designed for use on concrete and masonry substrates. The Master Builders Solutions brand is respected and specified by construction professionals around the world.

Bowie Contracting Ltd.

Brothers Craig and Keith Bowie lead Bowie Contracting Ltd, known as a leader in Southenn Ontario building restoration. The Bowie family has been offering a multitude of services to clients for more than 40 years. Their myriad of services include waterproofing, crack injections, coatings, cleaning, sealers, caulking and penetrants, among many others. The
work that they have done includes projects at Toronto Sunnybrook Regional Cancer Centre and Chateau Lake Louise in Alberta’s Banff National Park.

DRE Industries Inc.

DRE Industries has been a supplier of high quality water repellents and waterproofing products in the Toronto area for more than 35 years. Their products include those for
below-grade waterproofing, clear and pigmented sealers, corrosion inhibitors, epoxy flooring, anti-graffiti coatings and urethane traffic membranes. DRE can assist in construction at all stages including specifications, installation and warranty registration with specializations in Divisions 3, 7 and 9. Products include Cetgo, Emseal, Dry-Trete Sealers, Neogard, Evonik Protectosil, Stego Industries and Koster Waterproofing Systems.

International Leak-Detection

International Leak-Detection (ILD) is a multinational company that prides itself on being a leader in providing roofing and waterproofing integrity testing. The roof is an integral part of any structure and even the smallest issue can cause serious problems that could have hefty financial ramifications. ILD employees must pass stringent training standards and utilize advanced EFVM proprietary technology for unparalleled leak detection. ILD has been an independent testing agency since 2001. The company is independent from roofing or waterproofing contractors, consultants or membrane manufacturers.

See story: ILD: Electric Field Vector Mapping provides ‘dead-on accuracy’ for reliable repairs

Kemper System Canada Inc.

Kemper System is a leader, innovator and manufacturer of the highest quality, cold liquid-applied, fully reinforced waterproofing and roofing membranes. The company’s work is trusted by architects, engineers, roofing consultants, quality contractors and building owners alike. With offices in 10 countries, including Canada, Kemper System membranes have protected more than two billion square feet of surfaces under the most adverse conditions for more than 50 years. Kemper System work can be found on the top of the Empire State Building to Buckingham Palace to the Alaskan Pipeline — when there are
critical waterproofing, roofing and surfacing challenges.

Macdero Construction (Ontario) Ltd.

Founded in 1985, Macdero Construction delivers professional, client-centred building and structural renovations service in a real estate market that is constantly in flux. One
of their specialization areas includes waterproofing. Macdero Construction team members come from a wide array of professionals including those in engineering, architecture, business and various trades. Since its inception, the company has completed more than 1,000 successful projects. Waterproofing projects have included two-ply hot applied membrane, roof decks, garages, upturn projects and others.

Maxim Group General Contracting Ltd.

Since 1971, Canadian-owned and operated Maxim Group has been a trailblazer in exterior building restoration and associated general contracting. The company is one of the
largest exterior building restoration organizations in the nation. Services include waterproofing, inspection and building envelope repair, to name a few. Maxim is available for complete, large-scale renovations or smaller repair projects. The business also specializes in hydrodemolition, a computer-controlled high-pressure water jetting process, which selectively removes damaged or poor concrete.

Sto Canada Ltd.

Sto Canada Ltd. opened its doors 28 years ago and now distributes products in more than 20 locations across the country. The company ensures its products are not only safe, effective and easy to install, but also environmentally responsible and sustainable. When it comes to air and moisture barriers, StoGuard Air and Moisture Barrier Systems control air
leakage through the building envelope is critical to achieving high building energy efficiency. Unlike building wrap barriers penetrated by staples and fasteners for their attachment, the StoGuard System provides seamless control over air and moisture to improve building performance and occupant comfort.

The Restorers Group Inc.

The Restorers Group has developed effective means and approaches to investigating building failures and deficiencies. Their services include weatherproofing, contracting,
masonry and wall systems, among others. For several decades, integrity has been the company’s catchword and their service goal is fueled by team dedication and by constantly improving knowledge and techniques surrounding building restoration. The company provides written warranties on workmanship and bonding on performance and materials.

Tremco Canada

With more than 80 years under its belt, Tremco Canada has become the foremost supplier of sealant, weatherproofing, and passive fire control solutions for commercial and residential construction and industrial applications. Their products and services are trusted by architects, engineers, home builders, contractors and building owners. Tremco Canada is part of RPM International, Inc. whose subsidiaries manufacture high-performance coatings, sealants and specialty chemicals in 116 facilities across 26 countries and who employ 13,000 people around the world.


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