San Francisco--Thomas Weisel Partners L.L.C. has hired Bill Shutzer as co-director of investment banking. Previously, Mr. Shutzer was chairman of New York-based ING Barings Americas' corporate finance division. Mr. Shutzer will oversee all marketing and other responsibilities for Thomas Weisel Partners and be based in New York. Thomas Weisel Partners provides institutional brokerage and research services to corporate clients mostly in emerging technologies.