The Eastridge Group of Staffing Companies named Seth Stein as president. Stein has been president of Eastridge subsidiary Abbott Staffing Group since 2009 and also served as executive vice president of Eastridge’s general services division.

Stein joined Eastridge 15 years ago as an entry-level business development associate and has led various Eastridge divisions in San Diego, Las Vegas, Houston and Dallas. As president, he will be based in San Diego.

“Over the last 15 years, Seth has demonstrated meaningful leadership at every level in our organization,” said Chairman and CEO Robert Svet. “He has significantly grown our revenue, hired and developed senior leaders, and recently helped launch Eastridge RPO, a significant high-growth division.”

The Eastridge Group of Staffing Companies provides industrial and office/clerical staffing. It ranks No. 77 on Staffing Industry Analysts’ list of largest staffing firms, with $151 million in 2012 U.S. staffing revenue.