Len joined Summit Partners in 2006. As a Managing Director, he leads investments across the technology sector. His key areas of emphasis include robotics and automation, application software, and solutions enhancing education, talent and overall workforce productivity.

Len's current board and investment experience includes A10 Networks (NYSE: ATEN), Keeper Security, QAD, Ruffalo Noel Levitz, StackAdapt and Ylopo. His prior experience includes Access Information Management (acquired by Berkshire Partners), Aeryon Labs (acquired by FLIR Systems), Ascentis (acquired by UKG), Heald College (acquired by Corinthian Colleges), Redzone (acquired by QAD), Smartsheet (NYSE: SMAR), Teaching Strategies (acquired by KKR), Trident University International (acquired by Perdoceo Education Corporation) and Ubiquiti (NYSE: UI, formerly Ubiquiti Networks).

Prior to Summit, Len worked for venture capital firm Celerity Partners and Baxter Healthcare International. He received a BS in accounting from the Leventhal School of Accounting at the University of Southern California.