Serving businesses across the GTA from our Markham office.
Most cleaning companies fail because of high turnover and poor training. We're different.
Every cleaner is reference and ID verified before touching your facility.
Random nighttime audits by supervisors ensure standards are maintained.
You'll never experience a no-show. We keep floater crews to cover absences.
Month-to-month agreements. We earn your business every single month.
Urgent situation? Our short-notice cleaning can often cover you within a few business days.
Comprehensive commercial cleaning solutions for every facility type across the Greater Toronto Area
Specialist Cleaning
Two of our most active specialist service clusters — faith communities and food service businesses across every GTA city. Scheduled around worship calendars and after service hours.
Professional cleaning solutions tailored to your industry's unique needs
Infection control cleaning for medical facilities
Health code compliant cleaning for food service establishments
Complete building care for multi-tenant properties
Industrial cleaning for equipment and surface restoration
Safe cleaning for educational facilities of all sizes
Click on any area to see exactly what we clean. No shortcuts, no missed spots.
Every office is unique. This checklist represents our standard service. Your cleaning plan will be customized based on your facility's specific requirements and preferences.
We have cleaned for Markham businesses since 2007, and our office is at 7030 Woodbine Ave. That puts Markham, Unionville, Thornhill and Richmond Hill on our doorstep, with north Scarborough, north North York, Stouffville and Aurora a short drive away.
We still clean for businesses across the Greater Toronto Area. Markham is simply where we start: it is where we walk sites before we quote, and where most of our crews work every week.
7030 Woodbine Ave, Suite 500
Markham, ON L3R 6G2
(647) 886-3599 · 8 AM–8 PM, 7 days
Every quote starts with a free on-site walkthrough. We also serve Markham, Unionville, Thornhill and Richmond Hill.
Client names withheld.
Family-owned and operated since 2007, we proudly serve Canadian businesses and communities throughout the Greater Toronto Area.
Serving businesses across the Greater Toronto Area with local teams in every major municipality. Short-notice cover subject to crew availability.
Can't find your area? We serve 50+ communities across the GTA
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Serving Ontario businesses since 2007. Read what our clients say — on Google, where you can verify every one.
Read our Google reviewsEverything you need to know about our commercial cleaning services in the Greater Toronto Area
Yes. Our office is at 7030 Woodbine Ave, Suite 500, Markham, ON L3R 6G2. We clean for businesses across the GTA, and Markham is our home base. Every quote starts with a free on-site walkthrough, and we serve Markham, Unionville, Thornhill, Richmond Hill and the surrounding area. Call (647) 886-3599, 8 AM to 8 PM, seven days a week.
Pricing depends on facility size, service frequency, and specific requirements. Most office cleaning ranges from $0.10-$0.25 per square foot — see our office cleaning prices guide for a full breakdown by size, frequency, and city. We offer free on-site quotes within 24 hours to provide accurate pricing tailored to your needs.
Yes, we bring all professional-grade cleaning supplies, equipment, and consumables. Our teams use DIN-registered hospital-grade disinfectants, HEPA-filter vacuums, and eco-friendly products. You don't need to stock or supply anything.
Absolutely. Every team member passes reference and identity verification before assignment. We carry $5 million in liability insurance and full WSIB coverage. All documentation is available upon request.
We serve all major GTA cities including Markham, Toronto, Mississauga, Brampton, Vaughan, Richmond Hill, Scarborough, Oakville, Ajax, Pickering, Whitby, Aurora, and Newmarket. Contact us to confirm coverage in your specific area.
Yes, most of our commercial cleaning is done after hours (evenings and weekends) to avoid disrupting your operations. We work around your schedule and can accommodate early morning, late night, or weekend cleaning as needed.
You're always covered. We keep backup crews and floater teams to cover absences. We built redundancy into our operations from day one, so you'll never experience a no-show or scramble for replacement coverage.
No. We operate on month-to-month agreements with no long-term contracts or cancellation fees. We believe in earning your business every single month through consistent quality and responsive service.
We can typically start within 3-5 business days after your free quote and site walkthrough. For short-notice needs we will tell you the earliest we can start, subject to crew availability.
Three things: honesty (we built our company on it), consistency (most clients from 2007 still with us), and real responsibility. When you hand over your keys, cleaning becomes our problem, not yours. No excuses, no silence, just results.
Yes, healthcare cleaning is one of our specialties. Our teams follow IPAC protocols for infection prevention and control. We serve medical offices, dental clinics, physiotherapy offices, optometry offices, and other healthcare facilities across the GTA.
Contact us immediately. We respond to all concerns within 24 hours and send a supervisor to address any issues. If you're not satisfied, we'll re-clean the area at no charge. Quality control is built into our operations with random nighttime audits.
Absolutely. We clean warehouses from 10,000 to 100,000+ square feet. Our industrial cleaning teams use power sweepers, floor scrubbers, and specialized equipment for logistics centers, manufacturing plants, and distribution facilities throughout the GTA.
Yes. Zusashi Maintenance carries full WSIB (Workplace Safety and Insurance Board) coverage as required for all Ontario commercial cleaning companies. We maintain comprehensive insurance including $5M general liability, workers' compensation, and commercial vehicle insurance. Certificate of Insurance available upon request for your facility records.
IPAC (Infection Prevention and Control) cleaning follows Ontario healthcare standards for environmental surface cleaning in medical offices, dental clinics, and healthcare facilities. Unlike regular office cleaning, IPAC requires:
Regular office cleaning focuses on appearance and dust removal. IPAC cleaning focuses on infection control and patient safety.
Join 200+ satisfied businesses across Markham & the GTA. Tell us about your facility and we'll send a custom proposal fast — no obligations, no pushy sales calls.
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