About
David Koch was an American businessman, political activist, philanthropist, and chemical engineer. He joined Koch Industries, the second-largest privately held company in the United States, in 1970. He became president of the subsidiary Koch Engineering in 1979 and co-owner of Koch Industries in 1983. Koch served as an executive vice president of Koch Industries until he retired in 2018.
Career Timeline
Joins Koch Industries
Koch joins Koch Industries, marking his entry into the family business.
President Koch Engineering
Became president of Koch Engineering, increasing his influence and wealth within the company.
Co-owner of Koch Industries
Became co-owner of Koch Industries, solidifying his position and significantly increasing his net worth.
Philanthropic Contributions Increase
Increased his philanthropic contributions, becoming known for his support of various causes.
Political Activism Prominent
Became a prominent figure in political activism, using his wealth to support conservative causes.
Retires from Koch Industries
Retired from Koch Industries, stepping down from his executive role due to health concerns.
Death of David Koch
David Koch passed away, leaving a significant legacy in business, philanthropy, and politics.
Political Influence Lingers
Koch's influence on political and philanthropic landscapes remains. While the Koch brothers' business empire continues to dominate energy, recent controversies have tarnished their image.
Related Celebrities
Last updated: February 25, 2026