The Franklin County Historical Society, doing business as COSI Columbus, is a nonprofit organization dedicated to advancing public understanding of science, technology, energy, environment, health, industry, and history, with a strong focus on historic preservation and historical activities. With an operating budget of $26.8 million and total revenue of $25.4 million for the 2024 filing year, the organization is supported by multiple significant funders, none of which contribute 50% or more of its revenue. More information can be found on their website at www.cosi.org.