About Us
Your trust starts with Our Story
IIntroduction
Sentinel Maintenance Inc. (SMI), a proudly Canadian-owned and operated property services company, headquartered in Toronto, Ontario. Founded in Regina, Saskatchewan in 1989, SMI has grown from its Prairie roots into an international presence, with established operations across North America.
We take pride in delivering dependable, high-quality services built on integrity, professionalism, and attention to detail. Our experienced team—from local managers to on-site staff—is committed to maintaining safe, clean, and well-functioning spaces for the clients and communities we serve.
SMI offers a comprehensive range of property services. These range from daily janitorial solutions to a variety of specialized services including carpet and upholstery cleaning, window washing, post-construction cleanups as well as various property requirements including 24-hour emergency responses.
Whether it's day-to-day upkeep or urgent support, we bring the same level of care and reliability to every project—backed by decades of proven performance.
From the beginning, SMI has embodied the values Canadians are known for: reliability, quality, and integrity. These principles guide our experienced team of owners, managers, and support staff from coast to coast—ensuring consistent, high-quality service on every site, every time.
A People-First Approach:The Sentinel Maintenance Team
IIOrganization
SMI embodies the Canadian values of integrity, reliability, and teamwork in our well-organized, people-oriented approach. True to our roots, our commitment to quality service begins with senior management and extends through every position in our organization. We provide key management personnel across our offices nationwide to ensure consistent, high-quality service that our clients have come to expect from a leading enterprise.
Our exceptional quality standards reflect the strong work ethic embraced by our dedicated staff. Throughout North America, our team takes tremendous pride in their work. We maintain these standards through continuous training and instruction, including regular staff meetings where we share the latest industry techniques, methods and equipment.
With our well-known focus on quality, our management team ensures that all standards are met through regular inspections, client feedback sessions, and performance evaluations. This unwavering commitment to excellence—combining meticulous attention to detail with genuine care for our clients' needs—is what distinguishes SMI as a proudly Canadian leader in the North American property services industry.
Our Team Structure
Senior Management
The Senior Management team is responsible for all administrative and strategic decision making. Senior Management also coordinates the firm's marketing as well as attending industry meetings and workshops to stay abreast of the changes and improvements occurring within the industry.
Area Supervisor
The Area Supervisors are responsible for projects within a defined geographical area, They maintain daily contact with the Job Foreperson to ensure all activities at the job site are being performed at the highest level.
Job Foreperson
The Job Foreperson is responsible for the specific job site designated to them. They report directly to the area supervisor daily.
Cleaners
The cleaners report to the Job Foreperson and perform the duties as detailed in the contract.