David Tahmassebi has joined the Menlo Park, Calif., office of Bessemer Venture Partners as entrepreneur-in-residence. He most recently served as co-founder and CEO of Bessemer portfolio company Resonext Communications Inc.

The Carlyle Group named Luis Tellez and Joaquin Avila as managing directors to lead their first-ever buyout effort in Mexico. The firm also hired Thomas ìMackî McLarty III, former chief of staff and special envoy to the Americas for President Bill Clinton.

Glenn Hutchins, a founder and managing director of Silver Lake Partners, has resigned from the board of Instinet Group Inc. (Nasdaq: INGP), on which he has served since September 2002.

Carol Larson has been promoted to president of the David & Lucile Packard Foundation. She previously had served as the groupís vice president and director of programs.

The Shattan Group, a New York-based private equity placement agent, is closing its doors Dec. 31 after seven years in business. The firmís two co-founders, Tom Shattan and Greg Mendel, however, have formed a new group, Shattan Mendel Enterprises LLC. The new firm is to put its own capital to work in both establishing new companies and purchasing operating companies.

Philip Cooper has been promoted to a new position as chairman of Goldman Sachs Private Equity Partners, a private equity fund-of-funds group under the purview of Goldman Sachs Asset Management. Cooper previously served as a managing director in charge of the group. Goldman Sachs also promoted Geoff Clark and Mike Meile as new co-heads of the private equity group.

Marc Sacks has left Adams Street Partners after an 11-year run as a partner in its fund-of-funds group. No word on where Sacks will go.