Corey S. Tobin

Corey Tobin is the director of research and a research analyst for the U.S. Growth Equity team at William Blair Investment Management. He focuses on investments in U.S. small-cap technology companies. 

Before rejoining William Blair in 2012, Corey was the senior vice president of healthcare solutions and corporate planning for Trustwave Holdings, Inc., a provider of data security and compliance solutions. In this role, he led Trustwave’s administrative and planning functions, such as its financial planning and analysis, human resources, sales operations, facilities, investor relations, and special projects areas. 

From 2001 through 2011, Corey served in William Blair’s sell-side research group, focusing on specialty software and healthcare IT companies; in this role he was recognized by the Wall Street Journal, the Financial Times, and Forbes. 

Before joining William Blair, Corey was an associate at private-equity firm Willis Stein & Partners, an analyst in the M&A investment banking group of Merrill Lynch, and an associate in the financial advisory services practice at Coopers & Lybrand (now PricewaterhouseCoopers). 

He received a B.S. in business administration with high distinction from the University of Michigan, an M.B.A. from Northwestern University’s Kellogg Graduate School of Management, and an M.S. in computer science with recognition from the University of Chicago.