Our Team


Justin Rosner • Associate

Justin Rosner
Boston • Joined Battery in 2014

Justin is an associate in Battery’s Boston office. He focuses on later-stage and growth-stage investments, particularly in the industrial-technology sector. He is currently involved with Battery’s investment in Audio Precision; Physical Property Testing (PPT), a platform created with James Heal and Mecmesin; Process Sensing Technologies, a platform company created with Michell Instruments, Analytical Industries, Rotronic, LDetek and Dynament; Robotiq; and TTP Labtech.

Prior to joining Battery, Justin spent time at Copley Equity Partners, a private-equity firm focusing on small- to middle-market deals. There, he sourced potential investment opportunities, conducted valuation analyses and performed due diligence.

Justin graduated Phi Beta Kappa from Dartmouth College with a BA in economics and public policy. While at Dartmouth, he was a member of the varsity soccer team.