Jeff Valentine

Executive Leader Anchored in Core Values

Jeff Valentine | UNY50 Leadership NetworkJeff Valentine is an entrepreneur and optimist. He has started, invested in, bought and sold 12 companies in the past 19 years for a combined enterprise value of more than $280 million. He currently serves as managing partner of private equity buyout firm Exium Partners, which invests in and acquires business with $10M to $200M in revenue, and has completed four investments to date.


Jeff previously served as President of an internet service provider in which he raised $9.5M, Chief Marketing Officer at a telecommunications software company that he grew from $30M to $45M in revenue and then sold to a strategic investor, and Chief Technology Officer and later Chief Executive Officer at Callfinity, a company he co-founded and later sold.


Jeff is a member of the board of directors for several private companies, and nonprofit organizations including Upstate Venture Connect, The Strong National Museum of Play, the Rochester Angel Network, and the Venture Jobs Foundation.


He is a cum laude graduate of Cornell University in Materials Science and Engineering with a concentration in Polymer Chemistry, and lives in Fairport, New York with his wife and two daughters, where he spends his weekends maintaining a ridiculous treehouse.


You can read his personal thoughts and views on business, entrepreneurship and growth at