The rest of the 100 (in alphabetical order): Ross Leav, director, Presidio Ventures

A long-time member of Presidio Ventures – the venture arm of Sumitomo – Ross Leav first joined the corporate venturing unit in 1997 as general manager, looking after the unit’s Massachusetts branch while it was still known as PresidioSTX.

Now at Presidio Ventures, Tufts University alumnus Leav is directing the unit’s strategic investment and searching for US startups that fit into Sumitomo’s operating strategy.