| # | Company | Employees |
|---|---|---|
| 1 |
City of Ottawa / Ville d’Ottawajobs-emplois.ottawa.ca
A diverse workforce providing essential programs and services for over one million residents in Ottawa, with a focus on customer service and community well-being |
9,194 |
| 2 |
Health Canada | Santé Canadahealth.canada.ca
A Federal department in Canada focused on improving health for individuals through recruitment of professionals in various fields and student programs |
8,686 |
| 3 |
Global Affairs Canada | Affaires mondiales Canadainternational.gc.ca
Manage diplomatic and consular relations, promote international trade, lead international development and humanitarian assistance efforts for Canada. |
7,379 |
| 4 |
Agriculture and Agri-Food Canada/ Agriculture et Agroalimentaire Canadaagriculture.canada.ca
Agriculture and agri-food company supporting farmers and food producers in growth and development Terms of use: http://owly/gnCW50FjUsI / http://owly/XHSU50FjUvL |
6,405 |
| 5 |
Statistics Canada | Statistique Canadastatcan.gc.ca
A leading statistical agency providing relevant, accurate, and timely data to help Canadians better understand their country through an app and podcast series |
5,917 |
| 6 |
Fisheries and Oceans Canada / Pêches et Océans Canadadfo-mpo.gc.ca
Manage fisheries and aquaculture sustainably, protect aquatic ecosystems, maintain navigable waterways, and respond to maritime emergencies with Indigenous collaboration. |
5,665 |
| 7 |
Transport Canada - Transports Canadatc.canada.ca
A department with 5000 employees nationwide seeks individuals to contribute to meaningful work, growth opportunities, attractive benefits, and inclusive work environment |
5,540 |
| 8 |
Shared Services Canada | Services partagés Canadacanada.ca
Modernizing Government of Canada's IT infrastructure by delivering email, data centre, telecommunication, videoconferencing, and Wi-Fi services to customers |
5,161 |
| 9 |
Natural Resources Canada (NRCan)natural-resources.canada.ca
A department of the Government of Canada focused on advancing sustainable resource management, economic growth, and environmental stewardship through innovative policies and programs |
4,579 |
| 10 |
Canada Border Services Agency | Agence des services frontaliers du Canadacbsa-asfc.gc.ca
Ensures national security and economic prosperity by managing and monitoring international travel and trade at Canada's borders. |
4,369 |
| 11 |
Canadian Food Inspection Agencyinspection.canada.ca
A federal regulator in Canada focused on enhancing food safety, animal health, and protecting plant resources with a commitment to employee growth and impact |
4,024 |
| 12 |
Department of Justice Canada | Ministère de la Justice Canadajustice.gc.ca
The Department of Justice Canada ensures a fair, accessible, and efficient justice system, led by the Minister of Justice and Attorney General |
3,940 |
| 13 |
Innovation, Science and Economic Development Canadaic.gc.ca
The company helps small and medium-sized businesses grow, supports science, promotes tourism, and offers diverse career opportunities with a focus on professional development |
3,817 |
| 14 |
Canadian Coast Guard/Garde côtière canadiennecanada.ca
A federal agency that operates a civilian fleet and provides maritime services to Canadians, ensuring safe waters, environmental protection, and economic growth |
2,892 |
| 15 |
Canada Mortgage and Housing Corporation (CMHC) Société canadienne d'hypothèques et de logement(SCHL)cmhc-schl.gc.ca
Provide housing financing solutions, implement government housing programs, and share research and data to support the housing sector. |
2,887 |
| 16 |
Treasury Board of Canada Secretariat | Secrétariat du Conseil du Trésor du Canadacanada.ca
The company provides advice and recommendations on government spending, regulations, and management to ensure tax dollars are spent wisely for Canadians |
1,655 |
| 17 |
Housing, Infrastructure and Communities Canada | Logement, Infrastructures et Collectivités Canadahousing-infrastructure.canada.ca
Infrastructure Canada collaborates with governments and partners to invest in modern public infrastructure, fostering inclusive, connected, and resilient communities throughout Canada |
1,110 |
| 18 |
Finance Canada / Finances Canadafin.canada.ca
The Department supports the Government of Canada in developing and implementing policies in various areas such as economics, finance, security, and international relations |
893 |
| 19 |
Office of the Superintendent of Financial Institutions Canadaosfi-bsif.gc.ca
Independent agency ensuring safety and soundness of Canadian financial system by supervising banks, insurers, trust companies, and private pension plans. |
876 |
| 20 |
Canada School of Public Service | École de la fonction publique du Canadacsps-efpc.gc.ca
The Canada School of Public Service provides tailored learning products for the Canadian Public Service, helping employees apply relevant knowledge in their work environments |
866 |
| 21 |
Library and Archives Canada | Bibliothèque et Archives Canadabibliotheque-archives.canada.ca
Preserving and providing access to Canada's documentary heritage through acquiring, preserving, and making accessible publications, archival documents, recordings, and more |
800 |
| 22 |
Office of the Auditor General of Canada / Bureau du vérificateur général du Canadaoag-bvg.gc.ca
The company conducts independent audits and studies to provide objective information, advice, and assurance to government bodies, including Parliament and crown corporations |
796 |
| 23 |
Privy Council Officecanada.ca
Supporting the Prime Minister and Cabinet to implement vision, goals, and decisions in a timely manner at the highest administrative level |
790 |
| 24 |
Natural Sciences and Engineering Research Council of Canada (NSERC)nserc-crsng.gc.ca
Investments in natural sciences and engineering research, supporting discoveries, industry partnerships, and training for over 30,000 students and fellows. |
673 |
| 25 |
National Capital Commission - Commission de la capitale nationalencc-ccn.gc.ca
The organization is responsible for long-term planning of federal lands in the Capital Region, stewardship of significant public places, and excellence in development and conservation |
533 |
| 26 |
Canadian Institutes of Health Research | Instituts de recherche en santé du Canadacihr-irsc.gc.ca
A government health research investment agency in Canada, supporting researchers and trainees to create new knowledge for improved healthcare outcomes |
517 |
| 27 |
Public Prosecution Service of Canada | Service des poursuites pénales du Canadappsc-sppc.gc.ca
National prosecuting authority for federal offences, providing legal advice and assistance to law enforcement Prosecutes cases related to environmental, financial, organized crime, terrorism, and regulatory offences |
479 |
| 28 |
Canada Council for the Arts | Conseil des arts du Canadacanadacouncil.ca
This organization is Canada's national public arts funder, supporting a creative and diverse arts scene across Canada and globally |
373 |
| 29 |
Standards Council of Canada (SCC)scc-ccn.ca
A Canadian organization established in 1970 specializing in standards and accreditation to protect public health, safety, well-being, and promote business prosperity globally |
343 |
| 30 |
Social Sciences and Humanities Research Council of Canada (SSHRC)sshrc-crsh.gc.ca
A federal research funding agency supporting postsecondary-based research and training in humanities and social sciences to ensure a better future |
295 |
Turn this list into pipeline
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How this list is built
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.