Norman E. Mains, executive vice president of...

Norman E. Mains, executive vice president of Los Angeles-based Bateman Eichler, Hill Richards, has been named president and chief operating officer of Rodman & Renshaw Capital Group, Chicago. Mains, 47, succeeds Howard B. Silverman, who resigned last month after a disagreement with Rodman Chairman and Chief Executive Kurt B. Karmin about the firm’s future direction.