Built to spec
Built to your engineered drawings, survey, and the real site conditions, not a standard package forced to fit.
Underground Stormwater Systems are buried detention and infiltration systems that store and manage runoff beneath a site. Harrowgate Group self-performs the work to your engineered drawings, load, and finish, and completes it on site across Waterloo, 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.
Underground Stormwater Systems are buried detention and infiltration systems that store and manage runoff beneath a site. For Waterloo projects, Harrowgate Group builds underground stormwater systems from survey to sign-off: laid out to the drawings, constructed to code, and documented for the project file.
Most Waterloo underground stormwater systems jobs involve sites with limited surface space. Across Waterloo, they solve managing stormwater underground where surface space is tight, and because no two sites are identical the scope is set per site, not a default.
What drives underground stormwater systems in Waterloo (Region of Waterloo) is technology and corporate campuses, institutional and university, commercial, and research. Waterloo's technology corporate campuses and universities anchor a commercial, institutional, and research construction market. Demand favours corporate and institutional site development, servicing, and structured parking.
The work concentrates around the university and research district, the corporate campuses, and the northeast employment lands. Clients such as tech and corporate owners, universities, and the City of Waterloo drive much of the Waterloo work, and no two projects carry the same scope or ground.
The mix in Waterloo, technology and corporate campuses, institutional and university, commercial, and research, means each underground stormwater systems project starts from the specific structure, not a template, when Harrowgate Group scopes it.
Waterloo conditions shape the response: corporate and university campus standards, LRT-corridor density, and research-facility servicing. So Harrowgate Group matches the methods, materials, and equipment to the site, and a Waterloo project rarely needs the same approach as a standard property.
Programs slip when trades do not show. Harrowgate Group builds the Waterloo underground stormwater systems work itself, so mobilization, sequencing, and completion stay with one accountable team, with fast mobilization to get moving.
Harrowgate Group scopes each Waterloo project on site, builds the work to the load and the plan, and verifies the finished project, a controlled process from survey through to a documented sign-off.
Harrowgate Group treats coordination as part of the build. On a Waterloo underground stormwater systems 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 Waterloo project is built to the approved design and passes the inspections that matter.
On a typical Waterloo project the underground stormwater systems work covers sites with limited surface space around the university and research district and clients like tech and corporate owners, each scoped to its own situation and recorded for the file. Harrowgate Group also serves nearby Kitchener, Cambridge, Guelph, so projects spanning the surrounding area stay with one team.
Every Waterloo underground stormwater systems project is built to the engineered drawings and the applicable codes, methods, materials, and compaction or load results documented so the work is verifiable, not assumed.
What keeps Harrowgate Group busy with Waterloo underground stormwater systems: fast fast mobilization, licensed, insured, and fully WSIB-covered work, full documentation, and a team, with 20 years serving the area that knows the university and research district, the corporate campuses, and the northeast employment lands firsthand.
Self-performed on site to the engineered drawings, coordinated with concrete, servicing, and the surrounding work, then a clean, documented finish.
The short version: Underground Stormwater Systems are buried detention and infiltration systems that store and manage runoff beneath a site. For Waterloo projects, it's built to the engineered drawings and the applicable codes, self-performed on site.
Yes, we respond across Waterloo and the surrounding area. Response time is fast mobilization.
Across Waterloo, the work concentrates around the university and research district, the corporate campuses, and the northeast employment lands, each job scoped to its own conditions.
Mostly technology and corporate campuses, institutional and university, commercial, and research, Harrowgate Group serves developers, contractors, municipalities, and property owners across Waterloo.
In Waterloo, the work accounts for corporate and university campus standards, LRT-corridor density, and research-facility servicing, so the methods, materials, and equipment is matched to the site.
Stormwater storage, and in Waterloo, spec'd to the load and environment on site.
Harrowgate Group responds to Waterloo with fast mobilization, covering the university and research district, the corporate campuses, and the northeast employment lands and the surrounding area.
All of Waterloo, the university and research district, the corporate campuses, and the northeast employment lands and the surrounding neighbourhoods, plus nearby Kitchener, Cambridge, Guelph.
Yes, Harrowgate Group handles technology and corporate campuses, institutional and university, commercial, and research across Waterloo, 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 Waterloo project and provides a clear, documented quote.
Yes, Harrowgate Group assesses Waterloo underground stormwater systems on site and provides a documented scope before any work begins.
Real knowledge of Waterloo, the university and research district, the corporate campuses, and the northeast employment lands, fast mobilization, work that is licensed, insured, and fully WSIB-covered, and full documentation on every project.
Harrowgate Group has served Region of Waterloo 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 Waterloo.
Yes, Harrowgate Group builds the work across Waterloo 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 underground stormwater systems, 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.