SOLARIS OILFIELD INFRASTRUCTURE IN (SEI)
Sector: Energy
| Ticker | Position | Age | Qualifications and Experience | Committee Memberships | Filing Year |
|---|---|---|---|---|---|
Sector: Energy
| Ticker | Position | Age | Qualifications and Experience | Committee Memberships | Filing Year |
|---|---|---|---|---|---|
Director information for SEI
| Ticker | Position | Age | Qualifications and Experience | Committee Memberships | Filing Year |
|---|---|---|---|---|---|
| SEI | Director | 68 | ["Petroleum engineer", "Over 45 years of oil and gas operations and management experience", "Broad knowledge of the energy industry"] | ["Compensation Committee"] | 2026 |
Biography sourced from the proxy statement filing.
Ray N. Walker, Jr. has served as a member of the Board since August 2018 and currently serves as Chairman of our Compensation Committee . Mr. Walker served as the Chief Operating Officer of Encino Energy, a private oil and gas acquisition and development company, from September 2018 until its acquisition by EOG Resources Inc. (NYSE: EOG) in August 2025. Mr. Walker retired as Executive Vice President and Chief Operating Officer of Range Resources Corporation (NYSE: RRC) ( Range Resources ) in April 2018. Range Resources is a publicly traded, independent natural gas, natural gas liquids and oil company engaged in the exploration, development and acquisition of natural gas and crude oil properties. Mr. Walker joined Range Resources in 2006 and was elected to the role of Executive Vice President and Chief Operating Officer in January 2014. Previously, Mr. Walker served as Senior Vice President Chief Operating Officer, Senior Vice President Environment, Safety and Regulatory and Senior Vice President Marcellus Shale for Range Resources where he led the development of Range Resources Marcellus Shale division. Mr. Walker currently serves on the board of directors of MPLX LP (NYSE: MPLX), a publicly traded, diversified, large-cap master limited partnership that owns and operates midstream energy infrastructure and logistics assets and provides fuels distribution services. Since March 2026, Mr. Walker has served on the board of directors of Presidio Production Company (NYSE: FTW), the combined company formed by Presidio Petroleum and EQV Ventures Acquisition Corp. focused on the acquisition and optimization of producing oil and gas assets without drilling. Mr. Walker is a petroleum engineer with more than 45 years of oil and gas operations and management experience having previously been employed by Halliburton Company (NYSE: HAL) in various technical and management roles, Union Pacific Resources and several private companies in which Mr. Walker served as an officer. Mr. Walker has a Bachelor of Science degree in Agricultural Engineering with honors from Texas A&M University. Mr. Walker has broad knowledge of the energy industry and significant operating experience. We believe his skills and industry experience qualify him to serve as a member of the Board.