A co-founder, or co-founder, is a person who takes the initiative with others to create a startup or company and is instrumental in developing the business idea, strategy and building the company. These key figures often bring complementary skills, experience and perspectives that are critical to overcoming initial challenges and steering the company on the path to success. Collaboration between Co-Founders is based on mutual trust, a shared vision and a commitment to achieving common goals, which provides a strong foundation for company culture and long-term success.