| # | Company | Employees |
|---|---|---|
| 1 |
University Health Networkuhn.ca
Largest Canadian research hospital network specializing in patient care, medical research, education, and fundraising for advanced healthcare services. |
11,930 |
| 2 |
Unity Health Torontounityhealth.to
A health network in Toronto providing primary, community, specialized, and long-term care services, as well as investing in research and education |
8,686 |
| 3 |
The Hospital for Sick Childrensickkids.ca
Leading pediatric hospital integrating patient care, research, and education to advance children's health and develop innovative treatments globally. |
8,636 |
| 4 |
Sunnybrooksunnybrook.ca
A leading teaching hospital affiliated with the University of Toronto, specializing in patient care, groundbreaking research, and inventing the future of healthcare |
7,599 |
| 5 |
St. Michael's Hospitalunityhealth.to
A leading hospital providing compassionate care, medical education in 27 disciplines, and research through the Keenan Research Centre for global impact |
4,868 |
| 6 | 4,477 | |
| 7 |
LifeLabs Medical Laboratory Serviceslifelabs.com
A leading Canadian provider of diagnostic information and digital health systems, offering laboratory tests, genetics services, and online patient portals |
4,356 |
| 8 |
Sinai Healthsinaihealth.ca
A leading academic health science centre focused on integrated care, innovative research, and educating future healthcare leaders for comprehensive patient care |
4,083 |
| 9 |
CBI Healthcbihealth.ca
Leading provider of rehabilitation and home health services in Canada, with a national team dedicated to improving clients' physical and mental health |
3,638 |
| 10 |
Humber River Healthhrh.ca
Leading digital hospital in North America using technology and clinical expertise to improve patient care, reduce errors, and drive community academic healthcare advancements |
3,272 |
| 11 |
Ontario Health | Sant茅 Ontarioontariohealth.ca
Government agency ensuring high-quality, patient-centred healthcare services across Ontario, promoting health equity and supporting healthcare professionals. |
3,020 |
| 12 |
Mount Sinai Hospital (Toronto), Sinai Healthmountsinai.on.ca
Internationally recognized academic health sciences center providing exemplary patient care, nursing excellence, and top employer culture Flagship clinical programs available |
2,951 |
| 13 |
Michael Garron Hospitaltehn.ca
A vibrant community hospital in East Toronto providing high-quality, patient-centred healthcare services along the continuum of care with strong partnerships |
2,219 |
| 14 |
VHA Home HealthCarevha.ca
A not-for-profit organization providing high quality care with over 3,000 diverse professionals to vulnerable populations in various community settings |
1,567 |
| 15 |
Dentalcorpdentalcorp.ca
Supporting dental practices across North America by providing seamless, efficient solutions to enhance patient care and operational excellence. |
1,543 |
| 16 |
Baycrestbaycrest.org
Global leader in aging and brain health innovations, offering comprehensive care for aging patients, conducting top research in cognitive neuroscience, and promoting global knowledge exchange |
1,407 |
| 17 |
Public Health Ontariopublichealthontario.ca
A Crown corporation in Ontario dedicated to protecting public health, providing scientific evidence, expert guidance, and promoting health equity |
1,260 |
| 18 |
Women's College Hospitalwomenscollegehospital.ca
A pioneering healthcare institution focusing on women's health, innovation, and addressing Canada's healthcare challenges through interdisciplinary teams and equitable work environment |
1,200 |
| 19 |
CareRx Corporationcarerx.ca
Leading provider of specialty pharmacy services to seniors in Canada, serving various healthcare facilities with timely delivery and effective medication management solutions |
1,089 |
| 20 |
Holland Bloorview Kids Rehabilitation Hospitalhollandbloorview.ca
Pioneering treatments, technologies, and programs for children with disabilities to fully participate in life through a world-class teaching hospital |
1,086 |
| 21 |
St. Joseph's Health Centre, Torontounityhealth.to
A Catholic teaching hospital in West Toronto, affiliated with the University of Toronto, dedicated to advancing community health through partnerships and resident input |
1,070 |
| 22 |
Spectrum Health Care (SHC)spectrumhealthcare.com
Leading provider of home health care services in Ontario, offering nursing, personal support, foot care, and wellness clinics with patient-focused motto "Always With You" |
937 |
| 23 |
We Care Home Health Serviceswecare.ca
We provide professional and compassionate homecare services, allowing seniors and individuals in need to live comfortably in familiar surroundings across Canada |
866 |
| 24 |
CBI Home Healthcbihomehealth.ca
Providing a wide range of healthcare services in various settings, including in-home care, to help patients of all ages achieve maximum function and independence |
744 |
| 25 |
Providence Healthcareunityhealth.to
A leader in rehabilitation, palliative care, and community programs in Toronto, focusing on stroke, neurological conditions, hip fractures, and geriatric care |
601 |
| 26 |
Rouge Valley Health Systemrougevalley.ca
Acute care community hospital offering emergency, obstetrics, surgery, mental health, and cardiac care services at multiple health sites in the region |
592 |
| 27 |
Hennick Bridgepoint Hospital, Sinai Healthsinaihealth.ca
Internationally recognized rehabilitation and complex care hospital focusing on research, care, and teaching for individuals with complex health conditions |
583 |
| 28 |
Motionmotioncares.ca
Leading Canadian provider of customized mobility and home accessibility solutions, offering a range of products and services to improve clients' lives with care and respect |
551 |
| 29 |
West Park Healthcare Centreuhn.ca
A healthcare center in Toronto offers personalized and evidence-based care to help patients recover and reach their full potential |
528 |
| 30 |
EHN Canadaedgewoodhealthnetwork.com
Leading provider of mental health and addiction treatment services across Canada, offering inpatient, outpatient, virtual treatments, and support for patients, families, and healthcare practitioners |
506 |
| 31 |
Surrey Placesurreyplace.ca
A non-profit organization supporting individuals of all ages with developmental disabilities, autism spectrum disorder, and visual impairments in Toronto and Northwestern Ontario |
490 |
| 32 |
Qualicarequalicare.com
A unique franchise system in the homecare industry providing family-centered care plans, holistic healthcare coordination, and ongoing monitoring by Care Managers |
468 |
| 33 |
MediSystem Pharmacymedisystempharmacy.com
A Canadian specialty pharmacy provides pharmaceutical services to long term care facilities, prioritizing health, wellness, and safety through innovation and excellence |
449 |
| 34 |
HearingLife Canadahearinglife.ca
The largest hearing healthcare provider in Canada offering comprehensive services and solutions related to hearing health |
439 |
| 35 |
College of Physicians and Surgeons of Ontariocpso.on.ca
Regulatory body overseeing licensing of physicians in Ontario, setting standards, investigating complaints, and ensuring quality care for the public |
411 |
| 36 |
Verve Senior Livingverveseniorliving.com
Specializing in active and inspiring retirement living, we redefine senior living with exceptional programming, amenities, and staff across Canada |
406 |
| 37 |
Kensington Healthkensingtonhealth.org
A not-for-profit community health centre providing specialized services such as long-term care, hospice, cancer screening, and diagnostic imaging to diverse communities |
405 |
| 38 |
Leslie Dan Faculty of Pharmacy, University of Torontopharmacy.utoronto.ca
A leading Canadian pharmacy school offering cutting-edge educational programs and research focusing on modern drug therapy and healthcare innovation |
372 |
| 39 |
Affinity Healthaffinityhealth.ca
A healthcare company with a 28-year history providing home care, staffing solutions, and transitional care services focused on respect, independence, and dignity |
334 |
| 40 |
VitalHub Corp.vitalhub.com
Provider of software solutions for Health and Human Services organizations, offering EHR, Case Management, Care Coordination, Patient Flow, and Mobile Apps Publicly traded on TSX Venture Exchange |
330 |
| 41 |
Runnymede Healthcare Centrerunnymedehc.ca
A focused, innovative hospital providing comprehensive clinical services for patients who require expert treatment, rehabilitation, and daily care beyond home or long-term care |
327 |
| 42 |
Felixfelixforyou.ca
Providing accessible lifestyle healthcare through a new care model to change behaviors, attitudes, and conventions around personal health for individuals |
306 |
| 43 |
Cancer Care Ontario | Action Cancer Ontarioontariohealth.ca
A healthcare organization providing cancer care services in Ontario, now part of Ontario HealthUpdates will be posted on the Ontario Health page |
306 |
| 44 |
Altum Health - University Health Networkaltumhealth.com
A leader in disability management, Altum Health provides specialized care for musculoskeletal injuries, concussions, post-Covid recovery, and mental health |
257 |
| 45 |
Geneva Centre for Autismgenevacentre.ca
Provider of clinical intervention services and training for individuals with autism spectrum disorder and their families, offering a wide range of individualized services |
182 |
| 46 |
Canadian Partnership Against Cancerpartnershipagainstcancer.ca
An independent organization funded by the government, working collaboratively to accelerate cancer control efforts to improve outcomes for all Canadians |
180 |
| 47 |
Skin Vitality Medical Clinicskinvitality.ca
Skin Vitality Medical Clinic is a leading provider of Botox, Juvederm, CoolSculpting, PRP Hair Restoration, Sculptra, EMSculpt, and Fraxel treatments in Canada They focus on natural, beautiful results |
177 |
| 48 |
Shepherd Village Inc.shepherdvillage.org
A Toronto-based not-for-profit seniors community providing quality care and compassionate service to meet the holistic needs of seniors since 1961 |
174 |
| 49 |
Unison Health & Community Servicesunisonhcs.org
A non-profit organization in North West Toronto providing integrated health and community services to empower residents and enhance community health |
174 |
| 50 |
Ontario Hospital Associationoha.com
A leading organization advocating for public hospitals in Ontario through support, knowledge sharing, labor relations, and shaping the future of healthcare |
173 |
| 51 |
Parkdale Queen West Community Health Centrepqwchc.org
A health center in Toronto, Ontario, offering community-based healthcare services and programs on Queen St W in Parkdale Queen West |
165 |
| 52 |
Sherbourne Healthsherbourne.on.ca
Integrated health services provider addressing social determinants of health, offering primary care, mental health services, complementary care, chronic illness management, and community programs for diverse communities |
156 |
| 53 |
NHI Nursing & Homemakers Inc.nhihealthcare.com
An established community health care agency in Ontario, providing exceptional home care, private care in hospitals, and staff for health care facilities |
155 |
| 54 |
Silver Crosssilvercrossstores.com
Silver Cross provides information and resources for home medical and accessibility equipment, helping seniors maintain mobility and independence through new and recycled equipment |
154 |
| 55 | 153 | |
| 56 |
Belmont Housebelmonthouse.com
A Christian home for seniors in downtown Toronto, offering quality long term care, retirement living, recreational activities, and health care services |
150 |
| 57 |
The Rekai Centresrekaicentre.com
A non-profit organization operating two long-term care homes in downtown Toronto, providing a warm and community-focused environment for residents |
131 |
| 58 |
Ted Rogers Centre for Heart Researchtedrogersresearch.ca
The organization is a collaborative venture focused on transforming prevention, management, and care of heart disease, particularly heart failure, through research and clinical care |
47 |
| 59 | 20 | |
| 60 |
Canadian Dental Labs (CDL)canadiandentallabs.ca
A premium dental laboratory group in Canada, welcoming future acquisitions Serving over 4,500 dental professionals with operations in Western, Ontario, and Atlantic Canada |
7 |
| 61 |
In Motion Servicesinmotionservices.ca
A leading provider of home healthcare and mobility products, offering competitive prices, responsive service and repairs, and mobility device rentals |
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 Oct 9, 2026.
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