The Old Town Commercial Association (OTCA) is a diverse group of businesses, property owners and individuals united to promote the historic preservation, development and adaptive reuse of Lansing’s Old Town. OTCA was established in 1996 as a 501©(3) non-profit organization. Our Mission The Old Town Commercial Association is a non-profit organization dedicated to the revitalization of Lansing’s Old Town through socioeconomic development, historic preservation, business recruitment and community outreach.