Vortex Services Inc
“Younes brought it back to life with great cleaning, service, pricing, and aftercare.”
Best Commercial & Office Cleaning in London, ON
22 companies listed · all 22 in London · 4 open 24/7 · 17 open weekends · 20 rated 4.5+
Data verified October 21, 2026
We Clean Pros
“We clean Pros did an excellent job of cleaning my entire house .”
Enviro-Master
“Aqil and his team are a friendly crew who do great work”
A Plus Building Maintenance
“Sam is a great guy as well, very respectful, friendly, and family oriented.”
Ocean Building Maintenance
“Rafid is detail oriented, very reasonably priced, and even keeps track of my cleaning supply inventory and lets me know when it's time to order things - such a helpful thing to do.”
Clean AF
“We are looking to sell and they did a great job of cleaning our house.”
Listed for businesses in and around London, ON, these 22 companies hold commercial cleaning contracts. Ask each one for a site walk before it quotes, since square footage alone says nothing about the entrance matting, the washroom count or the winter mess that drives the real workload.
Area overview: London, ON
All 22 companies we list here are in London itself. We have 35 companies in London on file; this page shows the highest-rated 22. The companies on this page are rated from 4.0 to 5.0 across 786 reviews; 4 have 50 or more reviews and 20 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "price" and "professional". 4 are open around the clock; 17 are open on Saturdays and 11 on Sundays. The services the companies on this page list most often on their websites are carpet cleaning (3), commercial cleaning (2), floor cleaning (2), office cleaning (2) and residential cleaning (2). 6 have ten or more years of experience, the longest 25 years. 4 offer emergency call-outs; 10 give free estimates and 4 are family- or locally-owned. We have a website on file for all 22 of the companies on this page; 20 publish a contact page; 19 list a public email and 4 take bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Do any of these companies clean around the clock?
Around-the-clock availability is stated by 4 of the 22 commercial cleaning companies here. In this trade that usually means an emergency call out for a flood, a burst pipe or a biohazard rather than a crew standing by, so ask what the after-hours number actually reaches.
Ron Queen Services
“The cleaning of my stove is professionally good and great work done”
Western Steam
“Ellaa just left here and once again our rugs are looking spectacular!”
Dove Property Cleaning
“I am now a Superhost thanks to how spotless they leave my place.”
Miral General Cleaning Inc.
“We had 32 foot hood cleaning 🧹 was great cleaning with great customer service”
Alenka Cleaning Services
“Whether it's turning over a rental between tenants or getting a home show-ready for sale, they know exactly how to prep each space for its purpose.”
Echo Janitorial Services
“Mike came over last minute and cleaned my nanny's apartment and it was spotless!”
Book onlineBook
Extra Scrub Cleaning Services Inc.
“Last week I used their service and I can say it confidently, No one can beat Extra Scrub's cleaning service.”
Da Silva Group
Swish Mobile Power Wash Ltd
A-Cc Commercial Office Cleaning and Janitorial
Maid to Maintain Inc.
“They were very upfront about their commitment to doing the job right and gave me all the information about how long they estimated it would take, what extending it would look like, or how they could work within a set time if I wanted to stay within a certain budget or had other time restraints.”
Clean Works
“We know we can always count on them to do the job right to keep our space safe and clean.”
Provincial Cleaning Services & Supplies
“I would recommend their services for any larger scale business or operation.”
Sancare Hygiene
Cleanquip Systems Inc
“We are completely satisfied with the service and would recommend to others looking to sanitize their facilities.”
Concept Cleaning Svc
Why these companies made our list
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