Service areas
Commercial and industrial cleaning across the GTHA
ALD Building Services covers municipalities throughout Toronto, Peel, York, Durham, Halton and Hamilton, with schedules planned around each facility's operations.
Interactive coverage map
Explore the GTHA regions we serve
Select a region or municipality for its coverage details. The list below remains the complete source of service-area information.
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Entire GTHA
Coverage grouped by region
No separate city pages or generic local claims — this is the complete service area confirmed by the owner.
City of Toronto
- Toronto
- Etobicoke
- North York
- Scarborough
- East York
- York
Peel Region
- Mississauga
- Brampton
- Caledon
York Region
- Vaughan
- Markham
- Richmond Hill
- Newmarket
- Aurora
- King
- Whitchurch-Stouffville
- East Gwillimbury
- Georgina
Durham Region
- Pickering
- Ajax
- Whitby
- Clarington
- Uxbridge
- Scugog
- Brock
Halton Region
- Oakville
- Burlington
- Milton
- Halton Hills
City of Hamilton
- Hamilton
- Ancaster
- Dundas
- Stoney Creek
- Waterdown
- Flamborough
- Glanbrook
Tell us about your facility
Send us your space, schedule and cleaning priorities and we will arrange a walkthrough, then prepare a written scope of work.