Ryan D. Lewellyn

President & Chief Executive Officer | Founding Partner

Mr. Lewellyn’s leadership guides the execution of Tall Oak Midstream’s distinctive vision. Mr. Lewellyn formed Tall Oak Midstream I in January 2014 and Tall Oak II in April 2015. His efforts drove the remarkable growth of the company which culminated in the $1.55 billion sale of substantially all of its Oklahoma assets to a subsidiary of EnLink Midstream Partners, LP (NYSE: ENLK) and EnLink Midstream LLC (NYSE: ENLC). The transaction closed in January 2016, just two years after Tall Oak I was formed. At closing, Tall Oak I assets included the STACK Natural Gas System, the STACK Crude Oil System and the CNOW Natural Gas System. The total footprint included more than 500 miles of pipeline in various phases of operation and construction, multiple compressor stations and 175 MMcf/d in processing capacity.

Prior to forming Tall Oak, Mr. Lewellyn served as managing director of DCP Midstream’s Mid-Continent business unit. His responsibilities included earnings, operations, commercial, construction and business development activities in southern Colorado, Kansas, the Oklahoma Panhandle and the Texas Panhandle.

Prior to joining DCP, Mr. Lewellyn held various operations and asset director positions with FirstEnergy for their Pennsylvania Electric, Metropolitan Edison, and Cleveland Electric Illuminating companies. He served in many other corporate leadership roles at FirstEnergy including information technology, operations, mergers and acquisitions, and business development.

Mr. Lewellyn earned an undergraduate degree in business from Virginia Tech University and went on to earn a Master of Business Administration from Penn State University. While at Virginia Tech, he was named an Academic All-American and Virginia Tech Student Athlete of the Year. Mr. Lewellyn is a member of the Young President’s Organization (YPO) and Beta Gamma Sigma. He serves on the Virginia Tech Foundation Investment Committee and the Penn State Outreach and Online Education Advisory Board. He is a founding member and very active supporter of the Oklahoma City Friends of the Folds of Honor, both personally and through the Tall Oak Midstream Foundation, which has raised more than $275,000 for Folds of Honor. Folds of Honor provides education scholarships to the military families of those who have been killed or disabled while on active duty. Mr. Lewellyn is also an active member of Church on the Move in Tulsa and Life Church in Edmond, Oklahoma. Mr. Lewellyn and his wife, Jenny, have three children and live in Edmond, Oklahoma.