ArQule Inc., of Woburn, Mass., appointed Norton Peet vice president of discovery alliances.
Bio-Technology General Corp., of Iselin, N.J., announced the resignation of President and COO Virgil Thompson. Thompson will continue to serve on the board of directors and will assume the position of chairman of the executive committee of the board.
Biotechnology Industry Organization, of Washington, named Stephan Lawton of Hogan and Hartson LLP vice president of regulatory affairs and general counsel.
Burrill & Company, of San Francisco, named Michael Ullman managing director, Angela Rossetti director of business development, Ann Hanham director of portfolio development and Bryant Fong associate.
Ciphergen Inc., of Fremont, Calif., appointed Martin Verhoef vice president of sales and marketing; David DeNola vice president of operations; Robert Maurer vice president of business development; and John Storella vice president of intellectual property affairs.
Clingenix Inc., of Sunnyvale, Calif., appointed Michael Murphy senior vice president, pharmacogenetics.
Collateral Therapeutics Inc., of San Diego, named Juliet Singh vice president, regulatory affairs/quality assurance.