Career and company
Edgar D. Prince was a Michigan industrialist who established the automotive supplier Prince Corporation in Holland in 1965. The company produced automotive interior systems and components; after his death in 1995, its holding-company business was acquired by Johnson Controls effective October 1996 for about $1.3 billion. [princeFounder][princeSec]
Family
Prince married Elsa Zwiep. Their children included Betsy Prince DeVos and Erik Prince. Betsy became an education-policy advocate and federal education secretary; Erik founded Blackwater. Their later organizations remained separate from Prince Corporation. [family][erikBio]
Documented connections
- Prince Corporation — founder in 1965.
- Betsy DeVos — daughter; Erik Prince — son; Elsa Prince — spouse.
- Johnson Controls — acquired the Prince Holding Corporation business after his death in 1996.
Sources
Research reviewed November 14, 2026. Personal, nonprofit, corporate and government relationships remain separately documented.