McCarthy Building Companies, Inc.

Founded in 1864 and headquartered in St. Louis, McCarthy Building Companies is one of the nation's oldest privately owned construction firms.  Having completed $7.6 billion in green construction projects, the 100 percent employee-owned firm is considered one of the top 20 green builders in the nation.  Today, the company has more than $3.5 billion in annual revenues, 1,700 full-time employees, and 16 offices located across the U.S.