SteelPath was an investment advisory firm based in Dallas, Texas that specialized exclusively in master limited partnerships ("MLPs"). The company was registered with the U.S. Securities and Exchange Commission as an investment advisor. In 2010, the company received press attention by becoming the first investment advisor to offer open-ended MLP mutual funds. In July 2012, OppenheimerFunds, now Invesco, acquired SteelPath for its MLP business.