Carnegiecos is a Solon, Ohio-based real estate investment firm founded in 1927. It invests across the United States, owning or holding significant financial interests in more than 40 properties, with a principal focus on multi-tenant retail and additional activity in industrial, office, parking garage, and undeveloped land assets. The firm emphasizes long-term ownership and conservative capital structures, making it relevant primarily for real estate and property-related opportunities rather than venture-style startup financing.