These Canadian companies specialize in facility management, construction, and food and beverage services. BGIS, with over 6,000 employees, is a global leader in integrated facility management, while EllisDon provides comprehensive construction and facilities management services. Black & McDonald Limited offers multi-trade construction and facilities solutions, and GDI Integrated Facility Services focuses on cleaning and technical services.
Most of these firms are well-established, with many founded in the mid-20th century. A significant number, including Dexterra Group, Compass Group Canada, and Aramark Canada, are headquartered in Mississauga, indicating a concentration of these services in the Greater Toronto Area.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 6,379 | ||||
| 2 |
EllisDonellisdon.com
An employee-owned construction company providing comprehensive services in capital projects, facilities management, and sustainable buildings, leading innovation in the construction sector |
5,767 | |||
| 3 |
Black & McDonald Limitedblackandmcdonald.com
Integrated multi-trade service provider delivering high-quality construction, facilities management, and technical solutions across North America with operational excellence. |
3,066 | |||
| 4 |
GDI Integrated Facility Servicesgdi.com
Provides cleaning, technical trade services, and energy management for commercial, industrial, healthcare, and educational facilities across North America using innovative sanitation techniques. |
2,897 | |||
| 5 |
Dexterra Groupdexterra.com
A publicly listed corporation in Canada delivering support services for infrastructure creation, management, and operation, including facilities management and workforce accommodation solutions |
2,774 | |||
| 6 |
Compass Group Canadacompass-canada.com
Canada鈥檚 leading provider of foodservice and facilities management, offering specialized support services in addition to exceptional food offerings |
2,537 | |||
| 7 |
Civeo North Americaciveo.com
Provider of workforce accommodations worldwide, offering housing, catering, facility management, and logistics services to ensure a well-rested and productive workforce away from home |
1,956 | |||
| 8 |
Ainsworth Incainsworth.com
Leader in providing comprehensive solutions for installation, maintenance, and energy management of buildings, industrial assets, and processes in North America |
1,765 | |||
| 9 |
Aramark Canadaaramark.ca
Trusted leader in service since 1936, providing delicious meals, clean spaces, and exceptional experiences through empowered and talented teams |
1,353 | |||
| 10 |
Plan Group Inc.plan-group.com
A dynamic construction company offering design, build, integration, and maintenance services in electrical, mechanical, and ICAT industries, expanding into service and facilities management |
1,031 | |||
| 11 |
Horizon Northdexterra.com
Canadian provider of workforce accommodations and energy services, specializing in remote areas Focus on quality, reliability, and enabling client productivity |
908 | |||
| 12 |
Imparkimpark.com
A leading tech-powered parking solutions provider with a workforce managing high-density facilities across North America, offering value-added services and client-centered innovations |
861 | |||
| 13 |
Al Asmakh Facilities Managementaafmq.com
Facility management services provider in Qatar offering integrated solutions for various property types with a focus on innovation and excellence |
733 | |||
| 14 | 689 | ||||
| 15 |
CBRE Canadacbre.ca
Real estate firm offering comprehensive solutions globally, serving investors and tenants through a wide range of services including property management, investment management, and strategic consulting |
679 | |||
| 16 |
Dexterradexterra.com
Providing quality solutions for maintenance and operations across various sectors with expertise in service delivery and customer experience transformation |
515 | |||
| 17 |
Habib's
A Canadian facility management company in Stoney Creek offering green cleaning and building maintenance services, focused on customer satisfaction and sustainability |
489 | |||
| 18 |
Bouchierbouchier.ca
Indigenous-owned site services business in Canada offering contracting and facility management services with a focus on safety, community support, and high-quality customized solutions |
476 | |||
| 19 |
Trotter & Morton Group of Companiestrotterandmorton.com
A building trades expert focused on iconic projects, attracting top talent through diverse divisions and fostering growth in the construction industry |
473 | |||
| 20 |
Equans Services Canada & USequansservices.com
Providing superior facility management and multi-technical services focused on enhancing physical assets and improving energy efficiency for owners and users. |
442 | |||
| 21 | 
Cofely Services - GDF Suezengieservices.net
The company specializes in facilities maintenance and management, focusing on buildings, baggage handling systems, and passenger boarding bridges |
414 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 22 |
ATCO Frontecatco.com
A world-class facilities management and technical services company specializing in operational support, logistics, remote site accommodation, and disaster management solutions |
395 | |||
| 23 |
Royal Camp Services Ltdroyalcamp.com
Provider of premier remote accommodation and catering solutions in Western Canada since 1991, offering modern structures, world-class catering, and top-notch staff |
321 | |||
| 24 |
Hallmark Housekeeping Services Inc.hallmarkhousekeeping.com
A leading Canadian janitorial service provider offering sustainable and innovative solutions in the industry 100% Canadian owned |
314 | |||
| 25 |
Edon Managementedonmgmt.com
Alberta-based provider of integrated facilities, property, asset, tenant, and project management services with a strong focus on professionalism and integrity |
311 | |||
| 26 |
Clintar Commercial Outdoor Servicesclintar.com
A company with over 50 years of experience providing top-notch landscape maintenance and snow & ice management services to commercial clients |
301 | |||
| 27 |
TEAM Industrial Servicesteam-group.com
Leading provider of tailored technical cleaning and facility maintenance services for automotive and manufacturing industries, supporting OEMs & Tier 1s globally |
290 | |||
| 28 | 273 | ||||
| 29 |
Nasittuq Corporationnasittuq.com
The company provides in-service support, facility operations, and maintenance for the North Warning System, along with site management services in Nunavut |
270 | |||
| 30 |
JAN-PRO Canadajan-pro.ca
Commercial cleaning franchised system in Canada, part of a global network Offers franchise opportunities, specializing in quality cleaning and disinfection services with advanced technologies |
185 | |||
| 31 |
TEAM Solutionsteam-group.com
Provider of tailored technical cleaning and facility maintenance services for automotive and manufacturing industries, supporting OEMs & Tier 1s with world-class solutions |
182 | |||
| 32 |
ESC Automationainsworth.com
A leading service provider in Building Automation and Energy Management, offering HVAC controls, lighting controls, security systems, and energy solutions |
161 | |||
| 33 |
Helios Groupgroupehelios.com
The company specializes in managing, operating, and maintaining infrastructures in water, building, and recreational sectors with unique and innovative know-how for nearly 40 years |
135 | |||
| 34 |
United Services Grpunitedservicesgroup.ca
National industry leader providing high-quality facility maintenance services since 1977, including janitorial, landscaping, and snow removal, with a focus on client satisfaction and trust |
114 | |||
| 35 |
Canadian Base Operators Inc.canadianbaseoperators.com
Providing tailored facilities management and logistical support services in the Canadian Defence, aviation, and energy sectors for over 25 years |
106 | |||
| 36 |
SerVantage Services Groupservantage.ca
This company provides janitorial, food, and laundry services to commercial, healthcare, and institutional facilities in BC and Alberta with a focus on green cleaning |
106 | |||
| 37 |
Marquise Facilities Corporationmarquise.ca
A Canadian-owned company founded in 1993, Marquise Group offers Facilities Management, Hospitality Services, and Customer Service with a workforce of 3000 employees |
77 | |||
| 38 |
Everclean Facility Servicesevercleanfs.com
Provider of customized janitorial and maintenance services for commercial spaces, with a focus on exceptional service by investing in well-trained staff #EverythingWithKandor |
67 | |||
| 39 |
Maintenance Eurekamaintenanceeureka.ca
A Quebec-based cleaning company, established in 1969, providing a wide range of sanitation services to public and private sectors with ISO 9001 certification |
47 | |||
| 40 |
Facility Plusfacilityplus.com
Facility Plus offers comprehensive facility cleaning, maintenance, and repair services across North America, including janitorial services, electrical, plumbing, locksmith, and painting services |
44 | |||
| 41 |
Bouygues Energies & Services Canadabouygues-es.ca
Leading provider of total facility management services for public-private partnerships and traditional markets, specializing in healthcare, government facilities, and airports |
43 | |||
| 42 |
Tristar Global Logisticstristargl.com
Private conglomerate offering warehousing, security, 3PL/4PL logistics, engineering, construction, facility management, and oil and gas services. |
38 | |||
| 43 |
Spenergy Certified Solutionsspenergycertified.com
An Energy Service Provider specializing in identifying and resolving energy inefficiencies for commercial and industrial clients through customized solutions and maximizing government rebates |
3 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
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