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View JACK Marketing's top competitors like BBDO Toronto, Cossette, and DDB Canada.

Havas
Founded in 1835 in Paris, Havas is one of the world’s largest global communications groups, with nearly 23,000 people in over 100 countries. With the ambition to help brands unlock Growth, Powered by Desire, Havas brings together creativity, media, technology and production capabilities to build strong, desirable brands that people genuinely want to engage with. Its integrated model is supported by Converged.AI, the Group’s operating system that unifies data, technology and AI to deliver optimized, scalable marketing solutions across the full customer journey. AI-driven, fueled by human ingenuity, and grounded in the belief that desire drives both brand performance and business outcomes, Havas teams collaborate within Havas Villages worldwide to cultivate reputation, relevance and long‑term preference for clients. Havas is equally committed to its people, fostering inclusive, responsible and inspiring workplaces where talent can thrive, because desire also starts from within.
Puteaux, FR
Private
$124.5M Revenue
https://www.havas.com/
11K Employees
Cossette
We are an eclectic collective with multifaceted expertise. Together we make things that matter, things that go beyond. - Potential is any(where), everyw(here). Our foc(us) is str(on)g, our (go)al to empo(we)r every he(art), e(very) mind. We are leaders, (be)lievers and unstopp(able) dreamers. Not afraid to f(all), to go beyond. And make th(in)gs that matter. We are a comm(unity). We are one Cossette.
Quebec, CA
Private
$238.6M Revenue
http://www.cossette.com
1K Employees
Klick
Klick Health is the world’s largest independent commercialization partner for life sciences companies. Together with Oxford PharmaGenesis, the agency helps life sciences brands achieve their full potential with best-in-class marketing and advertising, media strategy and purchasing, medical affairs, medical publications and medical communications, value and market access services, real world evidence support, as well as technology and analytics consulting from clinical development through Loss of Exclusivity (LOE). Klick’s expertise is rooted in deep medical and scientific understanding and is powered by over 500 post-graduate, in-house medical experts; award-winning data science and AI capabilities; unrivaled decision sciences; and innovative, results-driven creative — all built on a foundation of proprietary technology platforms that have defined Klick since its founding. Established in 1997, Klick Health (including Oxford PharmaGenesis, Klick Katalyst, and btwelve) has offices in Toronto, Cambridge, Cardiff, London, Melbourne, New York, Oxford, Philadelphia, São Paulo, Saratoga Springs, and Singapore. It is part of the Klick Group of companies, which also includes Klick Media Group, Klick Applied Sciences (including Klick Labs), Klick Consulting, and Klick Ventures. For more information on joining Klick, go to careers.klick.com.
Toronto, CA
Private
$340M Revenue
https://www.klick.com
2K Employees

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