The rest of the 100 (in alphabetical order): Allison Goldberg, managing director and vice-president, Time Warner Investments

Allison Goldberg, managing director and vice-president at Time Warner (TW) Investments, the corporate venturing unit of the US-listed media group, has done more than many to support New York City’s burgeoning venture ecosystem.

She is a director or active observer on the boards of several portfolio companies including Audience Science, Bustle, Dynamic Signal, Fuse Media, Hammer & Chisel, Joyus, Mashable, Trion Worlds, Visible World and YieldMo. Previous investments include Adify, later sold to Cox, AdMeld, later sold to Google, Bluefin Labs, later sold to Twitter, Everyday Health, which is public, MediaVast, later sold to Getty Images and Tremor Video, which is also public.

Rachel Lam, senior vice-president and group managing director at TW Investments, which looks for investment opportunities that directly enhance Time Warner’s ability to meet specific strategic goals, such as the delivery of new services, enhancement of an existing product, entry or expansion into a key strategic market, completion of a strategic partnership, and critical research and development, said Goldberg had “deep industry knowledge of the digital media sector and made invaluable contributions to the Time Warner Investments team”.