01Flat, shingle, metal. Commercial and residential.
Roof Repair
- Roof leak repairs
- Emergency tarping
- Storm damage repair
- Shingle repairs & replacement
- Metal roofing
- Flat roof repairs (EPDM, TPO, Mod-Bit)
- Flashing repairs
- Drain issues
York's working-class residential streets and commercial corridors have real roofing needs, and they deserve honest, trade-quality work rather than the quick sale. From brick semis and bungalows to rear additions and storefront flat roofs, every job starts with an honest look at what is actually wrong.


Four core services, each with bespoke local knowledge applied to York's specific building types and conditions.
01Flat, shingle, metal. Commercial and residential.
02Below grade. Balcony. Terrace. Parking deck.
0324 hours a day. On site within 60 minutes across the GTA.
04Comprehensive reports a lender will accept.
01Flat, shingle, metal. Commercial and residential.
02Below grade. Balcony. Terrace. Parking deck.
0324 hours a day. On site within 60 minutes across the GTA.
04Comprehensive reports a lender will accept.
Active leaks anywhere in the GTA get same-day priority dispatch. We answer at 2am, including weekends and holidays.
Complete liability coverage on every job. All work is documented and you are protected from start to finish.
Inspection reports, repair documentation, and scope estimates in writing before we touch anything.
We've worked on tens of thousands of GTA buildings. We recognise failure patterns before they become emergencies.
We trace the actual failure mode before proposing a scope, and we quote what that scope requires rather than inventing urgency.
“York residents have been oversold by contractors who see the neighbourhood as a quick sales opportunity. We give honest assessments and fair pricing regardless of where you live, and we put the diagnosis in writing so you can hold it up against anyone else's quote.”
Active leaks anywhere in the GTA get same-day priority dispatch. We answer at 2am, including weekends and holidays.
Complete liability coverage on every job. All work is documented and you are protected from start to finish.
Inspection reports, repair documentation, and scope estimates in writing before we touch anything.
We've worked on tens of thousands of GTA buildings. We recognise failure patterns before they become emergencies.
We trace the actual failure mode before proposing a scope, and we quote what that scope requires rather than inventing urgency.
“York residents have been oversold by contractors who see the neighbourhood as a quick sales opportunity. We give honest assessments and fair pricing regardless of where you live, and we put the diagnosis in writing so you can hold it up against anyone else's quote.”
Rated 5 out of 5Blue Knight was, by far, the best. Responsive, ethical, totally professional — and their crew went above and beyond at no extra charge.
Rated 5 out of 5They installed a full new roof in one day. The crew worked around the house without us hardly knowing they were there.
Rated 5 out of 5I emailed at 4 a.m. and spoke with someone that same day. Estimate and completed work all within one day. Pricing was fair, work was excellent.
Blue Knight was, by far, the best. Responsive, ethical, totally professional — and their crew went above and beyond at no extra charge.
They installed a full new roof in one day. The crew worked around the house without us hardly knowing they were there.
I emailed at 4 a.m. and spoke with someone that same day. Estimate and completed work all within one day. Pricing was fair, work was excellent.
Luciano did not try to sell me a new roof. Appreciated the honesty — he showed up when he said he would.
We had a leak diagnosed by two other contractors who could not find the source. Blue Knight found it on the first visit and fixed it the same week.
Flat roof replacement on a commercial unit. Clean, fast, no surprises on the invoice. The crew left the site cleaner than they found it.
Called after a storm damaged our roof. Someone was on site within hours, tarped everything, and had us fully repaired before the next rain.
Had a slow basement leak for years. Every other company just caulked it. Blue Knight found the actual source and did a proper waterproofing job. No issues since.
Our neighbours recommended them for a valley repair. Small job, but they treated it like it mattered — showed up on time, matched the shingles perfectly, and charged exactly what they quoted.
From downtown Toronto to the 905 and beyond, one crew, one warranty, twenty-five years of GTA rooflines.
Service availability may vary. Call (647) 383-8664 to confirm coverage for your area.
From downtown Toronto to the 905 and beyond, one crew, one warranty, twenty-five years of GTA rooflines.
Service availability may vary. Call (647) 383-8664 to confirm coverage for your area.
We work across all areas of York. If you don't see your neighbourhood listed, we almost certainly cover it.
Yes. Flat-roof retail and commercial buildings along Eglinton, Keele, Weston Road, and Rogers Road are part of our regular work in York.
We assess what your roof actually needs. If a targeted repair extends its life meaningfully, that's what we'll recommend. We don't push replacements on roofs that can be repaired.
Call the 24/7 line and a crew is dispatched straight away, with a 60-minute target that holds across the former City of York, Weston and Mount Dennis included. The first visit stops the water and records what failed with dated photos, and the permanent repair is quoted in writing afterwards.
Yes. Older York foundations are a frequent waterproofing call for us, and the cause is often not the wall at all. Collapsed clay tile weeping, downspouts still tied into it, and sewer backup on the low ground near Black Creek all pass for a leaking foundation, so we pin down which one you have before recommending crack injection, drainage, or a sump pump.
Yes, every time, and never over the phone. The estimate is written after we have seen the roof or the basement, each item is listed on its own line, and the figure does not change once you have agreed to it.
Yes, and it is one of the most common York repairs we do. A lot of houses here had a kitchen or mudroom added at the back under a nearly flat roof, often covered in roll roofing or shingles that were never meant for that pitch, and the leak usually starts where the addition meets the brick of the main house. We rebuild it as a proper flat roof membrane and flash that wall junction correctly.
All of the former City of York: Weston and Mount Dennis along the Humber, Rockcliffe-Smythe and the Black Creek valley, Silverthorn, Keelesdale, and Fairbank, and east through Caledonia, Oakwood-Vaughan, Corso Italia, and Carleton Village. Commercial work runs the length of Eglinton, Weston Road, and Rogers Road.
York's housing stock is modest and aging, which means real roofing needs. Brick semis in Fairbank and Oakwood-Vaughan, wartime detached houses in Silverthorn, bungalows through Mount Dennis, and older homes on the Weston streets near the Humber each wear out in their own way. The common thread is age: parapets and chimneys with eroded mortar, front porch roofs too flat for the shingles on them, and decking that has sat under two layers of covering for decades. These buildings need honest trade work, not a sales call.
We've worked in York long enough to know the difference between a roof that can be repaired and a roof that needs replacement, and we tell clients the truth. When a targeted repair to a flashing, a pipe boot, or a valley will buy a sound roof several more years, that is what the estimate says. When the deck is soft and the covering is past saving, the estimate says that instead, with dated photos showing why.
The commercial corridors through York, Eglinton, Keele, Weston Road, and Rogers Road, have significant flat-roof retail stock from the 1960s to the 80s that has been patch-repaired for decades. At some point, systematic assessment and proper membrane replacement is the right call. Many of these buildings are a storefront with apartments above and a flat-roofed addition out back, so a single leak can reach a shop, a tenant, and a landlord at the same time.
We inspect, report honestly, and help York business owners understand what their building actually needs. On a much-patched roof that often means a thermal and moisture scan to find wet insulation before anything is cut, then a written report separating repairable seams and penetrations from sections that have failed underneath. With that in hand an owner can budget a replacement in stages instead of paying for an emergency call every spring.
The former City of York is edged by the Humber and cut through by the Black Creek valley, and elevation decides a great deal about how a basement behaves. Houses on the low ground near the creek take surface water that higher streets shed, and in intense storms the sewers there can push water back up through floor drains. Houses on higher ground in Fairbank and Oakwood-Vaughan are more often dealing with original clay tile weeping that has cracked or silted after most of a century in the ground.
That is why a York basement assessment starts outside and at the floor drain rather than at the wall. Downspouts still connected to old weeping tile, window wells without drains, and settled grading are cheap to correct. Poured concrete cracks respond well to injection, while older block and brick walls usually need drainage and a sump pump instead. We tell you which applies to your house, and every waterproofing job carries a written warranty for the system installed.
York is the former City of York, one of Toronto's older inner-city neighbourhoods, built largely between the 1910s and the 1950s with a significant commercial corridor along Eglinton, Keele, and Weston Road. The residential stock includes modest brick detached houses, semi-detached pairs, and wartime and post-war bungalows spread across Fairbank, Oakwood-Vaughan, Silverthorn, Mount Dennis, and Weston, many of which are on their second or third owner and their second or third roofing cycle.
The commercial strips present a different picture: flat-roof retail and light industrial buildings, many from the 1960s and 70s, with aging modified bitumen or built-up roofing systems that have received years of patch repairs without proper system assessment. Older storefronts along Eglinton and Weston Road often carry one flat roof over the shop and another over a rear addition, and the joint where those two meet is a favourite entry point for water.
York property owners are often working with tighter budgets than residents of adjacent upscale neighbourhoods. We approach York work with an honest assessment of what can be repaired versus what needs replacement, and we don't manufacture urgency.
Below grade, the age of the drainage is the story. Houses from this era went up with clay tile weeping laid around the footings, and after 70 to 100 years that tile is cracked, silted, or pushed out of line by roots, often with the downspouts still piped straight into it. Add the low ground along the Humber and Black Creek valleys, where water collects and the sewers can back up in a hard storm, and a wet York basement can have three causes at once.
Home base is 200 Suntract Rd in North York, and the company has been at this trade since 1999. Every York job starts with someone looking at the building, never with a price over the phone, and the written estimate follows that look. Emergency calls go to a 24/7 line with a 60-minute response target across the whole former city, from Weston and Mount Dennis to Oakwood-Vaughan.
York residents have been oversold by contractors who see the neighbourhood as a quick sales opportunity. We give honest assessments and fair pricing regardless of where you live, and we put the diagnosis in writing so you can hold it up against anyone else's quote.
York is the former City of York, one of Toronto's older inner-city neighbourhoods, built largely between the 1910s and the 1950s with a significant commercial corridor along Eglinton, Keele, and Weston Road. The residential stock includes modest brick detached houses, semi-detached pairs, and wartime and post-war bungalows spread across Fairbank, Oakwood-Vaughan, Silverthorn, Mount Dennis, and Weston, many of which are on their second or third owner and their second or third roofing cycle.
The commercial strips present a different picture: flat-roof retail and light industrial buildings, many from the 1960s and 70s, with aging modified bitumen or built-up roofing systems that have received years of patch repairs without proper system assessment. Older storefronts along Eglinton and Weston Road often carry one flat roof over the shop and another over a rear addition, and the joint where those two meet is a favourite entry point for water.
York property owners are often working with tighter budgets than residents of adjacent upscale neighbourhoods. We approach York work with an honest assessment of what can be repaired versus what needs replacement, and we don't manufacture urgency.
Below grade, the age of the drainage is the story. Houses from this era went up with clay tile weeping laid around the footings, and after 70 to 100 years that tile is cracked, silted, or pushed out of line by roots, often with the downspouts still piped straight into it. Add the low ground along the Humber and Black Creek valleys, where water collects and the sewers can back up in a hard storm, and a wet York basement can have three causes at once.
Home base is 200 Suntract Rd in North York, and the company has been at this trade since 1999. Every York job starts with someone looking at the building, never with a price over the phone, and the written estimate follows that look. Emergency calls go to a 24/7 line with a 60-minute response target across the whole former city, from Weston and Mount Dennis to Oakwood-Vaughan.
"York residents have been oversold by contractors who see the neighbourhood as a quick sales opportunity. We give honest assessments and fair pricing regardless of where you live, and we put the diagnosis in writing so you can hold it up against anyone else's quote."
Blue Knight, York
We come to you, assess the roof, and give you a written quote. You are not obliged to proceed. Most estimates completed same week.