Glenn J. Hill joined the Boston office of Thomas Weisel Asset Management LLC, San Francisco, as director of sales and marketing. The position is new. Gregory A. White, who had been director of sales and marketing for both asset management and private equity, will now focus exclusively on private equity. Mr. Hill previously worked at Putnam Investments, Boston, as senior vice president for marketing. A Putnam spokeswoman said Mr. Hill's position is being filled internally.