| Title | founder |
| Start Date | 1975-00-00 |
| End Date | 2005-00-00 |
| Notes | 2005. Founder Thurston F. Teele passes away on March 21 at age 70. After stepping down as president and CEO in 2001, Teele, who started Chemonics as a one-man business in 1975, had remained with the company as chairman of the board. |