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Commercial and heavy-civil construction in Ottawa

Liquid Membrane Waterproofing Ottawa

Liquid Membrane Waterproofing is seamless, rolled or sprayed waterproofing applied to decks, foundations, and structures. Harrowgate Group self-performs the work to your engineered drawings, load, and finish, and completes it on site across Ottawa, the GTA, and Ontario.

Get a Quote in Ottawa

Tell us what you need and we’ll get you a quote. Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.

Free, no-obligation quote & on-site assessment · licensed, insured & WSIB certified.

or
Call (416) 629-0721

Get a Quote

Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.

Free, no-obligation quote & on-site assessment · licensed, insured & WSIB certified.

or
Call (416) 629-0721
Licensed, Insured & WSIB Certified · 20 Years in Business
Licensed, Insured & WSIB-Registered Completed to code & Ontario requirements Built to drawings, self-performed & completed Shipped across Canada & North America
Why Harrowgate Group

Liquid Membrane Waterproofing in Ottawa, done right

Built to spec

Built to your engineered drawings, survey, and the real site conditions, not a standard package forced to fit.

Made to last

Heavy-duty steel and finishes chosen for the load, traffic, and environment on site.

Quote-ready

Send specs, drawings, or photos and get a free, no-obligation site visit and estimate with no guesswork.

Code-conscious

Installation and site work completed in accordance with Ontario requirements.

Our Process

Our Process

Liquid Membrane Waterproofing is seamless, rolled or sprayed waterproofing applied to decks, foundations, and structures. Harrowgate Group handles liquid membrane waterproofing for Ottawa around the actual ground conditions, loads, and access of each site, built to spec, not to a template.

  1. 01 Send your inquiry, drawings, photos, or a description of what you need.
  2. 02 We come measure and assess the Ottawa site (or work from your specs and drawings).
  3. 03 We build your liquid membrane waterproofing to the engineered drawings on site, finished for the conditions.
  4. 04 We return to deliver and install it, set, levelled, and done right on site.
Liquid Membrane Waterproofing in Ottawa being built and completed on site by Harrowgate Group
Local Context

Liquid Membrane Waterproofing in Ottawa

Where liquid membrane waterproofing is needed in Ottawa for Liquid Membrane Waterproofing in Ottawa

Where liquid membrane waterproofing is needed in Ottawa

Most Ottawa liquid membrane waterproofing jobs involve decks, plazas, foundations, and planters. The recurring drivers are a seamless waterproof barrier with no seams to fail, each Ottawa project is scoped to its own situation rather than a standard package.

The Ottawa market for liquid membrane waterproofing for Liquid Membrane Waterproofing in Ottawa

The Ottawa market for liquid membrane waterproofing

Ottawa's need for liquid membrane waterproofing (City of Ottawa) is driven largely by government and institutional, technology and commercial, healthcare, and infrastructure and transit. Ottawa's federal government, technology sector, and transit expansion anchor one of Ontario's largest institutional and civil construction markets. Work spans government and institutional site development, transit civil, servicing, and concrete.

Most of it sits around the downtown government core, the Kanata technology park, the industrial and business parks, and the LRT corridors. Clients such as the federal government, tech firms, hospitals, and the City of Ottawa drive much of the Ottawa work, and no two projects carry the same scope or ground.

Liquid Membrane Waterproofing across Ottawa property

From government and institutional, technology and commercial, healthcare, and infrastructure and transit, no two Ottawa liquid membrane waterproofing jobs are quite alike. Harrowgate Group matches scope, equipment, and crew to the specific property each time.

What Ottawa conditions mean for the project

In Ottawa, the work has to account for government and security site standards, LRT and transit infrastructure, and cold-climate frost design. So Harrowgate Group matches the methods, materials, and equipment to the site, and an Ottawa project rarely needs the same approach as a standard property.

Turnaround and scheduling in Ottawa

In Ottawa, Harrowgate Group treats schedule as part of the scope: fast mobilization, the right equipment on site, and the project built in the right sequence so the following trades are not held up.

How Harrowgate Group handles an Ottawa project

On Ottawa work the sequence is fixed: locate and protect what is in the ground, prepare the site, build to the drawings, compact and finish to grade, and restore the surface, documented at each stage.

Coordinated with the engineers, architects, and the city

Harrowgate Group works directly with the engineers, architects, city planners, and consultants an Ottawa liquid membrane waterproofing project involves. Structural and civil engineers, geotechnical consultants, surveyors, and municipal reviewers all feed the same plan, and Harrowgate Group builds to it, coordinating submittals, inspections, and approvals so the Ottawa project moves through design, permitting, and construction without gaps between the parties.

Liquid Membrane Waterproofing projects in Ottawa

Representative Ottawa work: liquid membrane waterproofing for decks, plazas, foundations, and planters, often near the downtown government core and clients like the federal government, handled end to end and fully documented. Harrowgate Group also serves nearby Kanata, Gatineau, Kemptville, so projects spanning the surrounding area stay with one team.

Built to code and the engineered drawings, fully documented

Harrowgate Group builds each Ottawa project to a clear scope: the right methods, the right materials, and results checked against the plan, documented so it holds up to inspection and the project record.

Why Ottawa chooses Harrowgate Group

For liquid membrane waterproofing in Ottawa, owners and managers pick Harrowgate Group for the mix of fast mobilization, licensed, insured, and fully WSIB-covered work, and ground-level knowledge of the downtown government core, the Kanata technology park, the industrial and business parks, and the LRT corridors.

Completed Liquid Membrane Waterproofing installation in Ottawa by Harrowgate Group
Finished On Site

Delivered, installed, and built to last

Self-performed on site to the engineered drawings, coordinated with concrete, servicing, and the surrounding work, then a clean, documented finish.

  • Coordinated with the surrounding build
  • Durable finishes for real-world wear
  • Quote-ready support from spec to delivery
FAQ

Liquid Membrane Waterproofing FAQ

Liquid Membrane Waterproofing, what is it?

In short: Liquid Membrane Waterproofing is seamless, rolled or sprayed waterproofing applied to decks, foundations, and structures. For Ottawa projects, it's built to the engineered drawings and the applicable codes, self-performed on site.

Do you provide liquid membrane waterproofing in Ottawa?

Yes, we respond across Ottawa and the surrounding area. Response time is fast mobilization.

Where in Ottawa do you work?

Across Ottawa, the work concentrates around the downtown government core, the Kanata technology park, the industrial and business parks, and the LRT corridors, each job scoped to its own conditions.

Who in Ottawa needs liquid membrane waterproofing?

Mostly government and institutional, technology and commercial, healthcare, and infrastructure and transit, Harrowgate Group serves developers, contractors, municipalities, and property owners across Ottawa.

What Ottawa conditions affect the project?

In Ottawa, the work accounts for government and security site standards, LRT and transit infrastructure, and cold-climate frost design, so the methods, materials, and equipment is matched to the site.

What are the key specs for liquid membrane waterproofing?

Pedestrian to vehicular. For Ottawa, every project is sized to the actual conditions.

How fast can you reach Ottawa?

Harrowgate Group responds to Ottawa with fast mobilization, covering the downtown government core, the Kanata technology park, the industrial and business parks, and the LRT corridors and the surrounding area.

Which areas of Ottawa do you cover?

All of Ottawa, the downtown government core, the Kanata technology park, the industrial and business parks, and the LRT corridors and the surrounding neighbourhoods, plus nearby Kanata, Gatineau, Kemptville.

Do you take on both small and large projects in Ottawa?

Yes, Harrowgate Group handles government and institutional, technology and commercial, healthcare, and infrastructure and transit across Ottawa, from focused scopes to full builds, each set to its own site and drawings.

How is the cost of liquid membrane waterproofing in Ottawa determined?

Cost depends on the site conditions, the ground, the scope, and the engineered requirements, Harrowgate Group reviews the drawings and the site for each Ottawa project and provides a clear, documented quote.

Do you provide free assessments in Ottawa?

Yes, Harrowgate Group assesses Ottawa liquid membrane waterproofing on site and provides a documented scope before any work begins.

What makes Harrowgate Group different for liquid membrane waterproofing in Ottawa?

Real knowledge of Ottawa, the downtown government core, the Kanata technology park, the industrial and business parks, and the LRT corridors, fast mobilization, work that is licensed, insured, and fully WSIB-covered, and full documentation on every project.

How long has Harrowgate Group been in business?

Harrowgate Group has served City of Ottawa since 2006, 20 years of hands-on experience.

What does liquid membrane waterproofing involve in Ottawa?

Harrowgate Group surveys and scopes it on site, builds the work to the engineered drawings and the applicable codes, and completes it to grade, handled by one accountable team across Ottawa.

Do you self-perform liquid membrane waterproofing in Ottawa?

Yes, Harrowgate Group builds the work across Ottawa and the surrounding area and manages it end to end, coordinating any engineers, consultants, and municipal approvals the project needs. We do the work, not just hand it off.

More in Ottawa

Everything we handle in Ottawa

Our Work

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Commercial and heavy-civil construction, self-performed for developers, contractors, property managers, and municipalities.

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Get a quote for liquid membrane waterproofing in Ottawa

Send drawings, a site plan, or a description of the scope. Harrowgate Group is licensed, insured, and WSIB certified.

(416) 629-0721

Licensed, Insured & WSIB Certified · Self-performed and documented on every job

Send your project details

Tell us what you need and we’ll get you a quote. Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.

Free, no-obligation quote & on-site assessment · licensed, insured & WSIB certified.

or
Call (416) 629-0721

Companies We've Worked With

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Harrowgate Group delivers commercial and heavy-civil construction for developers, contractors, institutions, municipalities, and property groups across Ontario.

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Popeyes logo Popeyes
Tim Hortons logo Tim Hortons
Subway logo Subway
University of Toronto logo University of Toronto
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RioCan logo RioCan
Women's College Hospital logo Women's College Hospital
Starbucks logo Starbucks
Mazda logo Mazda
TD Bank logo TD Bank
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