M/I Homes is an American homebuilder founded in 1976 and headquartered in Columbus, Ohio. The company operates in 15 states and offers a range of home designs, including single-family homes, townhomes, and condominiums. M/I Homes is known for its commitment to energy-efficient and sustainable building practices, and has a number of initiatives in place to reduce its environmental impact. The company also offers a variety of personalized design options and a 10-year structural warranty on all of its homes.