Management

F. William Grube

CEO

F. William Grube has served as the chief executive officer and vice chairman of the board of our general partner since January 2011. From September 2005 through December 2010, Mr. Grube served as chief executive officer, president and director of our general partner. Mr. Grube has also served as president and chief executive officer of our Predecessor from 1990 until our initial public offering. From 1973 to 1989, Mr. Grube served as executive vice president of Rock Island Refining Corporation. Mr. Grube received his B.S. in Chemical Engineering from Rose-Hulman Institute of Technology and his M.B.A. from Harvard University. Mr. Grube is the father of Jennifer G. Straumins, president and chief operating officer of our general partner.
 
As co-founder of our Predecessor and through his role as the chief executive officer since inception, Mr. Grube possesses unique experience relative to the management of the Company on a day-to-day basis over a significant time period and across all functional areas of the Company. Mr. Grube has significant technical expertise in refining developed over the course of his career, with both the Company and our Predecessor, as well as another refining company which specialized in the production of fuel products.

Jennifer G. Straumins

Executive Vice President - Strategy and Development

Jennifer G. Straumins has served as executive vice president - strategy and development of our general partner since October 2014. From January 2011 through October 2014, Ms. Straumins served as president and chief operating officer of our general partner.  From December 2009 through December 2010, Ms. Straumins served as executive vice president and chief operating officer of our general partner. From February 2007 through December 2009, Ms. Straumins served as senior vice president of our general partner. From January 2006 through February 2007, Ms. Straumins served as vice president — investor relations of our general partner. Ms. Straumins served in various capacities in financial planning and economics for our Predecessor from 2002 until our initial public offering. Prior to joining our Predecessor, Ms. Straumins held financial planning positions with Great Lakes Chemical Company and Exxon Chemical Company. Ms. Straumins received a B.E. in Chemical Engineering from Vanderbilt University and her M.B.A. from the University of Kansas. Ms. Straumins is the daughter of F. William Grube, the chief executive officer and vice chairman of the board of our general partner.

R. Patrick Murray, II

Executive Vice President, CFO and Secretary

R. Patrick Murray, II has served as executive vice president, chief financial officer and secretary of our general partner since October 2014. From December 2012 through October 2014, Mr. Murray served as senior vice president, chief financial officer and secretary of our general partner. From September 2005 through December 2012, Mr. Murray served as vice president, chief financial officer and secretary of our general partner. Mr. Murray served as the vice president and chief financial officer of our Predecessor from 1999 until our initial public offering and served as its controller from 1998 to 1999. From 1993 to 1998, Mr. Murray was a senior auditor with Arthur Andersen LLP. Mr. Murray received his B.B.A. in Accountancy from the University of Notre Dame.

Timothy R. Barnhart

Executive Vice President — Operations

Timothy R. Barnhart has served as executive vice president — operations of our general partner since October 2014. From December 2012 through October 2014, Mr. Barnhart serviced as senior vice president — operations of our general partner. From December 2009 to December 2012, Mr. Barnhart served as vice president — operations of our general partner. Mr. Barnhart served as the plant manager of our Karns City facility from January 2008 to December 2009. Prior to joining Calumet in 2008 upon our acquisition of Penreco, Mr. Barnhart held various engineering, supervisory and management positions at Penreco and Pennzoil Products Company since 1981. Mr. Barnhart received his B.S. in Engineering from Grove City College.

William A. Anderson

 Executive Vice President — Sales

William A. Anderson has served as executive vice president — sales of our general partner since October 2014.  From October 2012 through October 2014, Mr. Anderson served as vice president — marketing and new products.  From September 2005 through September 2012, Mr. Anderson served as vice president — sales of our general partner.  Mr. Anderson served as vice president — sales and marketing of our Predecessor from 2000 until our initial public offering and served in various other capacities from 1993 to 2000. Mr. Anderson received his B.A. in Communications from DePauw University.