Built to spec
Built to your engineered drawings, survey, and the real site conditions, not a standard package forced to fit.
Deck and Plaza Waterproofing is the traffic-bearing membrane and coating systems that protect structures beneath plazas, decks, and parking areas. Harrowgate Group self-performs the work to your engineered drawings, load, and finish, and completes it on site across Kingston, the GTA, and Ontario.
Tell us what you need and we’ll get you a quote. Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.
Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.
Built to your engineered drawings, survey, and the real site conditions, not a standard package forced to fit.
Heavy-duty steel and finishes chosen for the load, traffic, and environment on site.
Send specs, drawings, or photos and get a free, no-obligation site visit and estimate with no guesswork.
Installation and site work completed in accordance with Ontario requirements.
Deck and Plaza Waterproofing is the traffic-bearing membrane and coating systems that protect structures beneath plazas, decks, and parking areas. Every deck and plaza waterproofing project Harrowgate Group takes on in Kingston is scoped to one site, the ground, the loads, and the constraints assessed first, then the work completed to grade.
Kingston deck and plaza waterproofing work centres on plazas, podium decks, and parking areas. Across Kingston, it solves protecting the structure and occupied space below a deck, and because no two sites are identical the scope is set per site, not a default.
Demand for deck and plaza waterproofing in Kingston (Frontenac County) comes mostly from institutional and university, healthcare, government and correctional, and commercial development. Kingston's universities, hospitals, and government institutions anchor an institutional, healthcare, and commercial construction market on Lake Ontario. Demand centres on institutional site development, rock excavation, servicing, and concrete.
Most of it sits around the university and hospital district, the industrial parks, and the 401 corridor. Much of the Kingston work is for universities, hospitals, government, and the City of Kingston, each needing the job built to the drawings, to code, and documented.
Because Kingston spans institutional and university, healthcare, government and correctional, and commercial development, deck and plaza waterproofing is never one-size: Harrowgate Group fits the method to the building type, age, and use on every project.
In Kingston, the work has to account for institutional-campus standards, limestone bedrock and rock excavation, and heritage-core context. So Harrowgate Group matches the methods, materials, and equipment to the site, and a Kingston project rarely needs the same approach as a standard property.
In Kingston, 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.
For Kingston: survey and lay out to the drawings, prep and shore the site, build the work to code, then backfill, compact, and restore, a sequence checked at every hold point, not left to chance.
Harrowgate Group treats coordination as part of the build. On a Kingston deck and plaza waterproofing project, that means working from the engineers' and architects' drawings, looping in geotechnical and civil consultants where the ground demands it, and coordinating with city planners and inspectors, so the Kingston project is built to the approved design and passes the inspections that matter.
Representative Kingston work: deck and plaza waterproofing for plazas, podium decks, and parking areas, often near the university and hospital district and clients like universities, handled end to end and fully documented. Harrowgate Group also serves nearby Napanee, Gananoque, Brockville, so projects spanning the surrounding area stay with one team.
Harrowgate Group builds each Kingston 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.
For deck and plaza waterproofing in Kingston, 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 university and hospital district, the industrial parks, and the 401 corridor.
Deck and Plaza Waterproofing is the traffic-bearing membrane and coating systems that protect structures beneath plazas, decks, and parking areas. For Kingston projects, it's built to the engineered drawings and the applicable codes, self-performed on site.
Yes, we respond across Kingston and the surrounding area. Response time is fast mobilization.
Across Kingston, the work concentrates around the university and hospital district, the industrial parks, and the 401 corridor, each job scoped to its own conditions.
Mostly institutional and university, healthcare, government and correctional, and commercial development, Harrowgate Group serves developers, contractors, municipalities, and property owners across Kingston.
In Kingston, the work accounts for institutional-campus standards, limestone bedrock and rock excavation, and heritage-core context, so the methods, materials, and equipment is matched to the site.
Pedestrian to vehicular, and in Kingston, spec'd to the load and environment on site.
Harrowgate Group responds to Kingston with fast mobilization, covering the university and hospital district, the industrial parks, and the 401 corridor and the surrounding area.
All of Kingston, the university and hospital district, the industrial parks, and the 401 corridor and the surrounding neighbourhoods, plus nearby Napanee, Gananoque, Brockville.
Yes, Harrowgate Group handles institutional and university, healthcare, government and correctional, and commercial development across Kingston, from focused scopes to full builds, each set to its own site and drawings.
Cost depends on the site conditions, the ground, the scope, and the engineered requirements, Harrowgate Group reviews the drawings and the site for each Kingston project and provides a clear, documented quote.
Yes, Harrowgate Group assesses Kingston deck and plaza waterproofing on site and provides a documented scope before any work begins.
Real knowledge of Kingston, the university and hospital district, the industrial parks, and the 401 corridor, fast mobilization, work that is licensed, insured, and fully WSIB-covered, and full documentation on every project.
Harrowgate Group has served Frontenac County since 2006, 20 years of hands-on experience.
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 Kingston.
Yes, Harrowgate Group builds the work across Kingston 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.
Commercial and heavy-civil construction, self-performed for developers, contractors, property managers, and municipalities.
Send drawings, a site plan, or a description of the scope. Harrowgate Group is licensed, insured, and WSIB certified.
Licensed, Insured & WSIB Certified · Self-performed and documented on every job
Tell us what you need and we’ll get you a quote. Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.
Harrowgate Group provides deck and plaza waterproofing, delivered and installed with quote-ready support across Toronto and surrounding Ontario communities.
Companies We've Worked With
Harrowgate Group delivers commercial and heavy-civil construction for developers, contractors, institutions, municipalities, and property groups across Ontario.