1. establishes or creates something jointly with another person or group
Usage: third person singular present tense of ‘cofound’

Examples

• She cofounds the nonprofit organization with her business partner.
• The entrepreneur cofounds three successful startups each year.
• He cofounds the research institute alongside two university professors.
• The team cofounds a new technology company in Silicon Valley.
• Maria cofounds the community garden project with local volunteers.
• The scientist cofounds an environmental advocacy group.