Clear communication is good business!
Thousands of major organizations sponsor Toastmasters groups around the world. In fact, of Toastmasters' 11,700 clubs world wide are sponsored by a corporation or other organization. Many have incorporated Toastmasters training into their onsite education and development programs to help employees improve their communication and leadership skills.
See the categories below for a sample list of organizations sponsoring in-house Toastmasters training: