Greater Cleveland Partnership/COSE is where small business owners find the support, resources, and connections they need to thrive in today’s competitive market. Rooted in Cleveland since 1972, COSE has been the trusted partner for entrepreneurs and small business leaders who want to grow smarter, build stronger networks, and access opportunities that fuel long-term success. From cost-saving programs to strategic advocacy, COSE creates a community where local businesses not only survive but flourish.

What began as a powerful movement to give small businesses a voice has grown into one of the nation’s most respected business organizations. With more than 12,000 members, COSE and the Greater Cleveland Partnership are dedicated to championing the growth of Northeast Ohio’s small business community while shaping a stronger regional economy. Every program, event, and initiative is designed with the business owner in mind, ensuring that members have the right tools and support to move their businesses forward with confidence.