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MacKay Jimeson leads Corporate Affairs for Pfizer’s $9 billion Internal Medicine business. He joined Pfizer in 2009 as a spokespersonand established strong relationships with global top-tier media.

Jimeson’s career began as an aide to Florida Governor Jeb Bush from 2001 to 2005 and later as an advisor on Senator John McCain’s 2008 presidential campaign.

He was active in Governor Bush’s 2016 presidential campaign,serving as a policy advisor and finance committee member.

In 2016, Jimeson was named to PRWeek’s 40 under 40 list.

Jimeson lived in Rome, Italy, where he attended high school at Marymount International School and later went on to Florida State University.

As a father of three living in Fairfield, CT, Jimeson is an active community member and serves as a Deacon at Southport Congregational Church.