Klick Health is the world's largest independent health marketing and commercialization agency headquartered in Toronto, Ontario. It also has an office in New York and teams across the United States. The company offers marketing, operational, and learning services, such as custom web application development, consulting, content and creative development, web analytics, e-Learning course development and learning management systems, website design and web usability consultation to the healthcare industry. ^[9]

Klick was founded in 1996 by James Gill, Peter Cordy, Aaron Goldstein, and Leerom Segal.

James Gill, First President and COO is credited with launching Klick into the healthcare market, with his 15 years of experience.

^[9] As of May 2017, the company employed about 700 people.

^[17] In 2010, Klick had 256 employees.

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Klick clients include: Pfizer, Amgen, Eli Lilly and Company, GlaxoSmithKline, ^[9] Johnson & Johnson, Allergan, Genentech, and Takeda Pharmaceutical Company.

On June 15, 2015, Klick Health produced, hosted and curated the inaugural Klick Ideas Exchange.

The event brought together visionary leaders with the nation’s top biopharma CEOs to explore how emerging technologies and data can radically change the way healthcare is delivered and how healthcare companies work.

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On February 20, 2014, Leerom Segal, Aaron Goldstein (Klick's Co-Founder), Jay Goldman (Klick Managing Director), and Rahaf Harfoush (Technology Strategist) published The Decoded Company: Know Your People Better Than You Know Your Customers, ^[10] a Penguin Portfolio book, which includesstories about Klick's culture and approach to management. The book was well received by reviewers ^[15] and was named a New York Times Best Seller in March 2014. ^[21] Excerpts were published in Wired and Fast Company magazines. ^{[26] [35]}