Headquartered in Houston, Texas, Columbia Pipeline Group (CPG) companies own and operate more than 15,700 miles of strategically located natural gas pipelines, integrated with one of the largest underground storage systems in North America. From the Gulf Coast to the Midwest, Mid-Atlantic and Northeast, our systems connect premium natural gas supplies with some of the nation’s strongest energy markets, serving customers in more than 16 states. Approximately 1.3 trillion cubic feet of natural gas flows through our pipeline and storage systems each year, providing competitively priced, clean energy for millions of homes, businesses and industries.