Service area
Commercial Cleaning Markham
Janitorial and facility maintenance for businesses in Markham — serving Markham Centre, Unionville, Thornhill, Milliken, Buttonville, and surrounding areas.
30 years in business
$5M liability insured & WSIB
24-hour quote turnaround
Supervisor quality inspections
Local crews, GTA-wide standards
SMS Maintenance has cleaned Markham businesses for three decades. We staff sites with people who live nearby, which means shorter response times, reliable shift coverage, and supervisors who can be on your property the same day when something needs attention.
Areas covered: Markham Centre, Unionville, Thornhill, Milliken, Buttonville, and surrounding areas
Services available in Markham
Office Cleaning in MarkhamMedical & Clinic Cleaning in MarkhamRetail Store Cleaning in MarkhamIndustrial & Warehouse Cleaning in MarkhamPost-Construction Cleaning in MarkhamProperty Management Cleaning in MarkhamCommercial Deep Cleaning in MarkhamRestaurant Cleaning in MarkhamInstitutional Cleaning in MarkhamHotel Cleaning Support in MarkhamCondominium Cleaning in MarkhamFood Plant Cleaning Support in MarkhamDealership Cleaning in MarkhamCommercial Power Washing in MarkhamCommercial Carpet Cleaning in MarkhamHigh Dusting in MarkhamFloor Stripping & Waxing in MarkhamCommercial Window Cleaning in MarkhamCommercial Floor Refinishing in MarkhamCommercial Re-Grouting in MarkhamCommercial Tile Replacement in Markham
Nearby service areas
Get a commercial cleaning quote in Markham
Free on-site walkthrough. Fixed monthly pricing. No long lock-in contracts.