Award Winning
Markham Commercial Cleaning Company
Professional Commercial Cleaning Services for Markham Businesses
Welcome to Impact Cleaning Services, your trusted Markham commercial cleaning company. With over 70 years of experience, we provide dependable, customized commercial cleaning solutions to businesses across Markham, Ontario. From tech hubs and professional offices to industrial spaces and healthcare facilities, we help you maintain an environment that reflects your brand’s professionalism.
Whether you operate in Unionville, Downtown Markham, or along Highway 7, our Markham-based cleaning professionals deliver superior service that’s as efficient as it is reliable.
Request a Free On-site Quote
Get a custom quote from our team within 24 hours—
no pressure, no obligation.
Trusted by Toronto’s top commercial property managers since 1954.
Experience the Impact of 70+ Years of Excellence
Since 1954, Impact Cleaning Services has been setting the standard for commercial cleaning in Toronto and the GTA. Our family-owned business combines decades of expertise with a commitment to quality, ensuring your facility is spotless and welcoming.
Trusted By Leading Commercial Property Owners











Our Core Services

Commercial Cleaning
Comprehensive cleaning solutions for offices, retail, and multi-unit properties—always neat, always professional.
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Office Cleaning
Fresh, hygienic workspaces for productivity and safety—day or night, whenever works for you.
Explore Office Plans →
Janitorial Services
Daily care for floors, restrooms, kitchens, and common areas—so your team stays productive.
See Daily Solutions →
Power Washing
High‑pressure cleaning for exteriors, parking lots, sidewalks—refreshed and safe every time.
Refresh Your Exterior →
Carpet Cleaning
Deep‑cleaned carpets for a fresh, allergen‑free environment—extending life and improving air quality.
Deep Clean My Carpets →
Window Cleaning
Crystal‑clear results for offices, high‑rises, storefronts—safety first and streak‑free every time.
See the Difference →
Chandelier Cleaning
Delicate, detailed cleaning for chandeliers and high‑value fixtures—done with precision.
Brighten My Space →
Fire Damage Restoration
Restore safety and remove smoke & fire damage—fast, professional, reliable.
Start Restoration Now →
Event & Warehouse Staffing
Skilled personnel for events or warehouse support—professional, vetted, ready to assist.
Book Staffing Support →Ready for spotless results without the stress?
At Impact Commercial Cleaning Services, we don’t just clean—we protect your reputation. Whether you manage a corporate office, gym, construction site or commercial property, our expert team delivers reliable, high-quality service backed by over 70 years of trust in the GTA.
Don’t wait.
Join the hundreds of Toronto businesses who count on us to make them shine— book your free on-site quote today.
Request a Free On-site Quote
Get a custom quote from our team within 24 hours—
no pressure, no obligation.
Trusted by Toronto’s top commercial property managers since 1954.
Why Businesses In Markham, ON Choose Impact
As a leading Markham commercial cleaning company, we bring decades of trusted service, high standards, and a client-first approach to every facility.
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Established Since 1954: Our reputation for excellence is built on long-term relationships, quality service, and a commitment to cleanliness and safety.
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Locally Managed, Nationally Backed: Our teams in Markham are part of a larger, well-established cleaning network—ensuring reliable, trained professionals with consistent standards.
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Custom Cleaning Plans: We tailor every cleaning program to your unique schedule, building type, and cleaning needs.
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Green Cleaning Available: Choose from environmentally responsible cleaning products and protocols that align with your sustainability goals.
Our goal is to help you create cleaner, safer, and more efficient spaces—so you can focus on running your business with confidence.
Full-Service Commercial Cleaning Markham
As a full-service Markham commercial cleaning company, we offer a broad range of professional services to meet your facility’s needs.
Janitorial Services
Flexible janitorial programs for Markham businesses, available daily, weekly, or on a custom schedule.
Office Cleaning
Detailed, dependable cleaning of workstations, lobbies, kitchens, restrooms, and boardrooms—designed for today’s hybrid workplaces.
Healthcare Facility Cleaning
We adhere to stringent protocols, including IPAC guidelines, to serve clinics, medical offices, and long-term care facilities in Markham.
Industrial and Warehouse Cleaning
We support Markham’s manufacturing, tech, and distribution sectors with scalable cleaning services for warehouses and production floors.
Floor and Window Cleaning
Extend the life and look of your floors and windows with professional cleaning and maintenance services, including carpet care and strip and wax treatments.
We handle everything from high-traffic office environments to controlled medical settings—delivering quality you can trust.
Service Areas Within Markham
We provide commercial cleaning services across all of Markham, including:
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Unionville
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Downtown Markham
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Markham Village
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Cornell
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Milliken Mills
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Thornhill (Markham side)
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Enterprise Boulevard business corridor
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Highway 7 and Warden/Leslie tech and corporate clusters
No matter where your business is located in Markham, our team is ready to deliver consistent, reliable cleaning support.
Find Service in Your Area
What Sets Us Apart In Markham, Ontario
We’re more than a vendor—we’re your cleaning partner, focused on delivering results that impact your workplace positively every day.
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Local Expertise: Our Markham teams understand local business expectations, city bylaws, and health regulations.
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Fully Certified and Insured: Our staff are WSIB-compliant, WHMIS-certified, and trained in safety protocols and advanced cleaning methods.
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Flexible Scheduling: We clean at your convenience—early mornings, evenings, weekends, and holidays included.
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Real-Time Reporting: Digital tools and dedicated account managers keep you informed, so you're never left guessing about your service.
With Impact Cleaning Services, you get consistency, transparency, and a service partner that takes your facility as seriously as you do.

Let’s Make An Impact On Your Workspace
At Impact Cleaning Services, we believe that a clean environment speaks volumes about your brand. As a trusted Markham commercial cleaning company, we help businesses across the city maintain professional, safe, and spotless workspaces.
Schedule your free consultation today and let us show you what 70+ years of industry leadership can bring to your facility in Markham.
What Our Clients Say
- Joseph Rector
QUICK LINKS
Impact Commercial Cleaning Services
Address: Markham, Ontario
Phone: (647) 492-6286
Business Hours: Monday to Friday (8:00 AM to 5:00 PM)
Email: info@impact.ca
All Rights Reserved.