SemGroup acquired all of Rose Rock. From 2006 to 2015, Mr. Ballschmiede served as Executive Vice President and Chief Financial Officer of Chicago Bridge & Iron Co. N.V.
(CB&I), a leading engineering, procurement and construction company that focuses on the energy and natural resource industry. Prior to joining CB&I, he had a
29-year
career in public
accounting, primarily focused on serving public companies in the manufacturing and construction industry. From 2002 to 2006, Mr. Ballschmiede served as a partner with Deloitte & Touche LLP. From 1977 to 2002, he was employed by Arthur
Andersen, LLP, becoming a partner in its audit division in 1989. Mr. Ballschmiede graduated from Northern Illinois University with a Bachelor of Science degree in accounting and is a certified public accountant.
Mr. Ballschmiede provides the Board with extensive accounting and financial expertise gained from his service as Executive Vice President and Chief Financial Officer
of Sterling and CB&I and his prior experience as a partner of Deloitte & Touche LLP and Arthur Andersen, LLP. His experience and knowledge make him a valuable contributor of financial, accounting and risk management expertise to the
Board. Mr. Ballschmiede qualifies as an audit committee financial expert as defined by the U.S. Securities and Exchange Commission (SEC).
Sarah M. Barpoulis
, age 53, has served as a director of SemGroup since 2009. She currently serves as Chair of the Audit Committee of the Board of Directors. Since
2003, she has provided asset management and advisory services to the merchant energy sector through Interim Energy Solutions, LLC, a company she founded. From 1991 to 2003, Ms. Barpoulis was employed with PG&E National Energy Group, Inc.,
now known as National Energy & Gas Transmission, Inc. (National Energy), a company that developed, built, owned and operated electric generating and natural gas pipeline facilities and provided energy trading, marketing and risk
management services, last serving as Senior Vice President, commercial operations and trading. Ms. Barpoulis serves on the board of directors of South Jersey Industries, an energy services holding company with utility and
non-utility
operations. She is also a director of South Jersey Energy Company and Educare, DC. She previously served as a director of Reliant Energy, Inc. from 2006 to 2008. Ms. Barpoulis has a masters
degree in business administration from the Tuck School of Business at Dartmouth College and a Bachelor of Science and engineering degree from Princeton University.
Ms. Barpoulis provides the Board with valuable executive-level leadership experience and risk management and business planning expertise obtained from her consulting
services provided through Interim Energy Solutions, LLC and her varied roles of increasing responsibility with National Energy. She has received a Certificate of Director Education from the NACD and qualifies as an audit committee financial
expert as defined by the SEC. Her risk management expertise, background and prior board and work experience allow her to be a valuable contributor to the Board.
Carlin G. Conner
, age 50, became President, Chief Executive Officer, and a director of SemGroup in 2014 and began driving a strategy toward focused growth and
long-term value creation. In 2000, he joined a subsidiary of Oiltanking GmbH (Oiltanking), an independent worldwide storage provider of crude oil, refined petroleum products and liquid chemicals. During his nearly 14 years with
Oiltanking and its affiliates he focused on international business development while serving in various leadership roles. From 2012 to 2014, Mr. Conner served as managing director of Oiltanking and he served as chairman of the board of
directors of the general partner of Oiltanking Partners, L.P., a publicly traded master limited partnership engaged in independent terminaling, storage and transportation of crude oil, refined petroleum products and liquefied petroleum gas, from
2011 to 2014. From 2012 to 2014, Mr. Conner also served as an executive board member of Marquard & Bahls, AG, the parent company of Oiltanking, where he was instrumental in defining a new strategy for the energy supply, trading, and
logistics business across Europe, the Americas, Asia, and Africa. He began his career at GATX Terminals Corporation and served in various roles, including operations and commercial management. From April 2014 to October 2014, Mr. Conner served
on the board of directors of the general partner of NGL Energy Partners LP, a publicly traded master limited partnership engaged in water solutions, crude oil logistics, NGL logistics, refined products/renewables and retail propane. He also served
as chairman of the board of directors, president and chief executive officer of the general partner of Rose Rock from 2014 until September 2016, when SemGroup acquired all of Rose Rock. Mr. Conner holds a bachelors degree in environmental
science from McNeese State University, where he was also named 2016 Distinguished Alumnus of the Year. In addition, he completed INSEAD and MCE executive management training in France and Belgium, respectively.
Mr. Conner provides the Board with more than 25 years of experience in the midstream industry and executive level experience gained through his services with
Oiltanking and its affiliates as described above. He also has substantial board experience related to management and oversight of a midstream publicly traded master limited partnership. In addition, Mr. Conner serves as our President and Chief
Executive Officer and is able to provide the Board valuable insight with respect to our management and operations. His industry knowledge, board experience and positions as President and Chief Executive Officer allow him to be a valuable contributor
to the Board.
Karl
F. Kurz
, age 56, has served as a director of SemGroup since 2009. He currently serves on the Compensation Committee and
on the Nominating and Governance Committee of the Board of Directors. From 2009 through 2012, Mr. Kurz served as a managing director of CCMP Capital Advisors, LLC, a global private equity firm. From 2000 to 2009, he was employed with
Anadarko Petroleum Corporation, one of the largest independent oil and gas exploration and production companies in the world, last serving as Chief Operating Officer from December 2006. Prior to this position, he served Anadarko Petroleum
Corporation in
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