Premium Maintenance Services Ltdoffers high quality office cleaning, janitorial services & commercial cleaning services across the GTA including; Toronto, North York, Etobicoke, Scarborough, Richmond Hill, Thornhill, Vaughan, Markham, Woodbridge, Maple, King City, Aurora, Newmarket, Stouffville, East Gwillimbury, Georgina, Innisfil, Bradford, Barrie, Mississauga, Brampton, Milton, Burlington, Oakville, Pickering, Ajax, Whitby, Oshawa and more.