Thomas Weisel Partners | 2,693 followers on LinkedIn. Thomas Weisel Partners specializes in the growth sectors of the economy, with deep domain expertise in Consumer, Energy, Healthcare, Internet, Media & Telecom, Metals & Mining, and Technology. Our Investment Banking, Brokerage and Equity Research divisions serve emerging growth companies and institutional investors worldwide. Thomas Weisel Asset Management offers a variety of U.S. equity investment products, distribution management services, and private equity and venture capital funds.