Window Installers in Ontario: Ranked Lists by City (2026)

119 cities with a ranked listUpdated October 22, 20260 paid placements in any rankingHow we rank →

We rank window installers in 119 Ontario cities, 23,495 city rankings in all. The largest lists are Oakville (600), Etobicoke (574) and Milton (574).

Window installers by city in Ontario

Every Ontario city with a ranked list of window installers, largest first. Each list ranks businesses within 64 km of the city.

Window installers ranked by city in Ontario
City	Ranked	Ranked #1	Its CR Score
Window installers in Oakville	600	Renewal by Andersen of Greater Toronto	90
Window installers in Etobicoke	574	BM Windows and Doors	91
Window installers in Milton	574	Renewal by Andersen of Greater Toronto	90
Window installers in Mississauga	573	Renewal by Andersen of Greater Toronto	92
Window installers in Brampton	566	Oasis Glass	91
Window installers in Toronto	566	Jay's Glass	91
Window installers in Burlington	556	Renewal by Andersen of Greater Toronto	89
Window installers in East York	544	Sprint Auto Glass	90
Window installers in Vaughan	533	OhMyGlass "Window and Door Repairs"	91
Window installers in Richmond Hill	523	OhMyGlass "Window and Door Repairs"	90
Window installers in Concord	521	OhMyGlass "Window and Door Repairs"	91
Window installers in King	520	Glass Doctor of Barrie, ON	91
Window installers in North York	520	OhMyGlass "Window and Door Repairs"	92
Window installers in Willowdale	517	OhMyGlass "Window and Door Repairs"	91
Window installers in Orangeville	503	Glass Doctor of Barrie, ON	89
Window installers in Aurora	499	Glass Doctor of Barrie, ON	91
Window installers in Newmarket	499	Glass Doctor of Barrie, ON	91
Window installers in East Gwillimbury	493	Glass Doctor of Barrie, ON	92
Window installers in Markham	491	Sprint Auto Glass	90
Window installers in Scarborough	489	Sprint Auto Glass	91
Window installers in Tottenham	488	Glass Doctor of Barrie, ON	91
Window installers in Pickering	450	Sprint Auto Glass	89
Window installers in Ajax	433	Alco Glass LTD	89
Window installers in Hamilton	424	Renewal by Andersen of Greater Toronto	88
Window installers in Uxbridge	416	Glass Doctor of Barrie, ON	90
Window installers in Alliston	409	Glass Doctor of Barrie, ON	92
Window installers in Keswick	392	Glass Doctor of Barrie, ON	93
Window installers in St. Catharines	375	BM Windows and Doors	86
Window installers in Oshawa	373	Dowling & Sons Windows and Doors	87
Window installers in Ancaster	355	Renewal by Andersen of Greater Toronto	87
Window installers in Guelph	350	MasterKey Locksmith Glass & Doors	90
Window installers in Windsor	327	Tittle Brothers Construction	90
Window installers in Amherstburg	309	Tittle Brothers Construction	92
Window installers in Binbrook	305	Renewal by Andersen of Greater Toronto	86
Window installers in Thorold	303	BM Windows and Doors	87
Window installers in Innisfil	298	Glass Doctor of Barrie, ON	95
Window installers in Essex	281	Tittle Brothers Construction	89
Window installers in Cambridge	269	MasterKey Locksmith Glass & Doors	89
Window installers in Welland	240	4wards Exteriors \| Siding, Eavestrough & Roofing \| Windows & Doors	87
Window installers in Shelburne	216	Glass Doctor of Barrie, ON	90
Window installers in Brantford	215	MasterKey Locksmith Glass & Doors	89
Window installers in Brant	211	MasterKey Locksmith Glass & Doors	89
Window installers in Paris	210	MasterKey Locksmith Glass & Doors	90
Window installers in Port Colborne	202	Paramount Windows & Doors	87
Window installers in Niagara Falls	199	The Window Source of WNY	88
Window installers in Kitchener	187	MasterKey Locksmith Glass & Doors	93
Window installers in Waterloo	185	MasterKey Locksmith Glass & Doors	92
Window installers in Angus	181	Glass Doctor of Barrie, ON	94
Window installers in Fort Erie	167	Paramount Windows & Doors	89
Window installers in Woodstock	161	MasterKey Locksmith Glass & Doors	88
Window installers in Ingersoll	156	Brookstone Windows & Doors	87
Window installers in Barrie	154	Glass Doctor of Barrie, ON	96
Window installers in Stratford	154	MasterKey Locksmith Glass & Doors	88
Window installers in New Hamburg	137	MasterKey Locksmith Glass & Doors	90
Window installers in Leamington	130	Tittle Brothers Construction	87
Window installers in Orillia	100	Glass Doctor of Barrie, ON	93
Window installers in Bells Corners	94	Performance Window Cleaning	87
Window installers in Kanata	94	Performance Window Cleaning	87
Window installers in Nepean	94	Performance Window Cleaning	88
Window installers in Ottawa	93	Performance Window Cleaning	89
Window installers in Queenswood Heights	93	Performance Window Cleaning	88
Window installers in Vanier	92	Performance Window Cleaning	89
Window installers in Clarence-Rockland	91	Performance Window Cleaning	86
Window installers in Carleton Place	90	Performance Window Cleaning	85
Window installers in Norfolk County	90	Steve Logan The Window Man	87
Window installers in Simcoe	89	Brookstone Windows & Doors	83
Window installers in Dorchester	88	Brookstone Windows & Doors	90
Window installers in Corunna	87	Reasonable Roofing & Contracting	85
Window installers in Arnprior	83	Performance Window Cleaning	85
Window installers in Wasaga Beach	83	Glass Doctor of Barrie, ON	93
Window installers in London	81	Brookstone Windows & Doors	91
Window installers in Midland	79	Glass Doctor of Barrie, ON	91
Window installers in Smiths Falls	77	WindowGuru Window Cleaning	84
Window installers in Collingwood	76	Glass Doctor of Barrie, ON	92
Window installers in Listowel	76	MasterKey Locksmith Glass & Doors	88
Window installers in Aylmer	75	Brookstone Windows & Doors	88
Window installers in North Perth	73	Gladiator Pro Wash Window Cleaning & Pressure Washing	91
Window installers in South Huron	71	Accurate Window Cleaners	86
Window installers in St. Thomas	70	Brookstone Windows & Doors	89
Window installers in Lindsay	67	Dowling & Sons Windows and Doors	86
Window installers in Chatham	66	Brookstone Windows & Doors	91
Window installers in Lambton Shores	64	Brookstone Windows & Doors	85
Window installers in Port Hope	62	Holliday Home Exteriors	86
Window installers in Perth	58	WindowGuru Window Cleaning	83
Window installers in Sarnia	52	Reasonable Roofing & Contracting	85
Window installers in Cobourg	51	Holliday Home Exteriors	88
Window installers in Bluewater	47	Accurate Window Cleaners	85
Window installers in Peterborough	47	Dowling & Sons Windows and Doors	84
Window installers in Gravenhurst	40	Glass Doctor of Muskoka	88
Window installers in Petrolia	39	Brookstone Windows & Doors	86
Window installers in Greater Napanee	38	Elite Window Cleaning of Kingston	88
Window installers in Napanee	38	Elite Window Cleaning of Kingston	88
Window installers in Huron East	34	Denni's Window Cleaning+	90
Window installers in Bracebridge	32	Glass Doctor of Muskoka	90
Window installers in Quinte West	32	Squeegee Window Cleaning and Home Services	79
Window installers in Prince Edward	30	Window Cleaning By Michael Schenkels	81
Window installers in Gananoque	29	Elite Window Cleaning of Kingston	89
Window installers in Camlachie	28	Reasonable Roofing & Contracting	84
Window installers in Kingston	27	Elite Window Cleaning of Kingston	92
Window installers in Belleville	26	Prime Windows & Doors	83
Window installers in Huntsville	19	Glass Doctor of Muskoka	87
Window installers in Renfrew	19	North Design Windows	83
Window installers in Owen Sound	17	Ainger Group Roofing and Exteriors	82
Window installers in Greater Sudbury	16	EcoTech Windows & Doors - Greater Sudbury	88
Window installers in Lively	16	EcoTech Windows & Doors - Greater Sudbury	87
Window installers in Rayside-Balfour	16	EcoTech Windows & Doors - Greater Sudbury	86
Window installers in Valley East	16	EcoTech Windows & Doors - Greater Sudbury	86
Window installers in Parry Sound	12	Ainger Group Roofing and Exteriors	88
Window installers in Cornwall	11	Phil's Reno and Roofing	81
Window installers in Hanover	11	Clera Windows + Doors Wroxeter	81
Window installers in Thunder Bay	11	afab windows and doors	85
Window installers in Goderich	10	M&J contracting	79
Window installers in Hawkesbury	10	Fresh Vues Window Cleaning	85
Window installers in Brockville	8	Clera Windows + Doors Brockville	83
Window installers in North Bay	7	Northwood Window & Door Centre	83
Window installers in Pembroke	7	Valley Window & Door	85
Window installers in Petawawa	7	Valley Window & Door	83
Window installers in Sault Ste. Marie	7	RM Frolich Roof Systems & Renovations Inc	81
Window installers in Kincardine	6	Clera Windows + Doors Wroxeter	79

Highest CR Scores among Ontario window installers

Each score is computed within its own city list, so use the city pages to compare businesses. Shown for orientation, not as a state ranking.

Highest CR Scores among Ontario window installers
#	Business	CR Score	City list	Google rating
1	Glass Doctor of Barrie, ON	96	#1 in Barrie	4.9★ (1,586)
2	MasterKey Locksmith Glass & Doors	93	#1 in Kitchener	4.9★ (187)
3	Tittle Brothers Construction	92	#1 in Amherstburg	4.7★ (1,567)
4	All-Brite Glass & Tint - Home & Business	92	#2 in Kitchener	5.0★ (85)
5	OhMyGlass "Window and Door Repairs"	92	#1 in North York	5.0★ (160)
6	Renewal by Andersen of Greater Toronto	92	#1 in Mississauga	4.8★ (2,808)
7	Elite Window Cleaning of Kingston	92	#1 in Kingston	4.8★ (646)
8	BM Windows and Doors	91	#1 in Etobicoke	5.0★ (143)
9	Oasis Glass	91	#1 in Brampton	5.0★ (144)
10	Brookstone Windows & Doors	91	#1 in London	4.7★ (442)

Window installers: costs

Cost of window replacement

Window Installers in Ontario: Ranked Lists by City (2026)

Window installers by city in Ontario

Highest CR Scores among Ontario window installers

More in Ontario

Window installers: costs

Method

Window installers by city in Ontario

Highest CR Scores among Ontario window installers

Related pages

More in Ontario

Window installers: costs

Method