Apartment Construction
Purpose-built rental and mixed-use buildings are in high demand across the GTA. Developers need contractors who control cost and schedule, and owners of existing buildings need renovations done with residents in place.
Apartment Construction in Toronto and across Ontario
Purpose-built rental and mixed-use buildings are in high demand across the GTA. Developers need contractors who control cost and schedule, and owners of existing buildings need renovations done with residents in place.
Harborline Sterling Construction Inc. is a principal-led general contractor based in Toronto. We bring one point of responsibility to every apartments project, from early budgeting and approvals through construction and closeout, and we are candid about which scopes fit our team.
One of our co-founders, Mansoor Alam Khan or Maqsood Mohammed, oversees every project, so you get fast decisions and a team that is accountable for the result.
Key considerations for apartments projects
The requirements that shape cost, schedule and design, and how we plan for them from day one.
Developer cost and schedule control
Financing, interest and lease-up depend on delivering on time and on budget, so preconstruction pricing and schedule discipline matter.
Fire separations and acoustics
Suites need properly built fire separations and sound control between units.
Renovations with residents in place
Suite turnovers, common-area renovations and building systems upgrades scheduled to minimize disruption to residents.
Mixed-use podiums
Ground-floor retail and amenity spaces coordinated with the residential building above.
Our process, adapted for apartments
The same five-stage backbone that runs every project, applied to the specific requirements of this sector.
Consultation
We learn what the project has to achieve, visit the site and give you a straight read on scope, budget range and timeline before anyone signs anything.
Design and preconstruction
We coordinate designers and engineers, price the work against real trade quotes, order long-lead items early, and resolve conflicts on paper, where changes cost nothing, instead of on site, where they cost plenty.
Permits and approvals
Every Ontario municipality runs its own building department and review process. We file with the right authority, answer plan-review comments and coordinate Ontario Building Code requirements, so approvals never become the surprise that eats your schedule.
Construction
Sequenced trades, a site-specific safety plan, quality checks before work is covered up, inspections booked to keep the job moving, and regular updates so you always know where things stand.
Closeout
Final inspections, a deficiency walk-through, as-built drawings, manuals and warranty documents. Then we hand you the keys to a finished space.
How we deliver apartments projects
The services most often used for this kind of work.
Commercial New Construction
Ground-up commercial buildings, from site work through final closeout.
Learn moreCommercial Remodeling and Additions
Renovation and expansion of commercial buildings you already own or operate.
Learn moreCommercial Project Management
Owner's-side project management: an experienced advocate on your side of the table.
Learn moreOther hospitality and multifamily sectors
Related reading
BasementsAdding a Legal Basement Apartment in Ontario: What Homeowners Need to Know
Zoning, permits, fire safety and the steps that turn a basement into a legal second unit.
Read article
RenovationsHow to Renovate Without Closing: Planning an Occupied Commercial Renovation
Phasing, protection and communication: how to keep your business running while the building around it improves.
Read articleFrequently asked questions
Do you renovate occupied apartment buildings?
Yes. We schedule work, protect common areas and communicate with residents and property management.
Do you build condominiums?
We work with developers on rental, mixed-use and condominium projects. Condominium projects bring additional licensing and new-home warranty obligations for the developer, which we plan around.
Do you handle permits and approvals?
Yes. We prepare and manage permit applications with the municipality that governs your site, respond to plan-review comments, and coordinate Ontario Building Code requirements, inspections and any conservation authority approvals so the schedule holds.
What areas do you serve?
We are based in Toronto and work across Ontario. Our core service area runs from Hamilton and Halton through Peel, Toronto, York and Durham, and north to Innisfil and Barrie. For the right projects, we work anywhere in the province.
Build your apartments project with us
Put one accountable team in charge: on schedule, on budget, with permits and inspections handled the whole way.
Start your project
Tell us what you are planning. We will set up a straightforward conversation about scope, budget and timeline, with no obligation.