NuStar Energy L.P.

Mr. Barron became Senior Vice President, General Counsel and Secretary of NuStar GP, LLC in April 2007. He served as Vice President, General Counsel and Secretary of NuStar GP, LLC from January 2006 until April 2007. Mr. Barron has also served as Vice President, General Counsel and Secretary of NuStar GP Holdings since March 2006. Mr. Barron was promoted to Senior Vice President, General Counsel and Secretary of NuStar GP Holdings in April 2007. He served as Managing Counsel and Corporate Secretary of NuStar GP, LLC from July 2003 until January 2006. From January 2001 until July 2003, he served as Counsel, and then Senior Counsel, to Valero Energy.

Previously Senior Vice President of Corporate Communications for Valero Energy, Brown will help build NuStar’s name recognition and enhance its reputation as an industry leader. She will oversee all media relations, employee communications, special events, and the production of marketing materials, including the company’s annual report. She will also oversee all Corporate Services for NuStar. At Valero Energy, Brown helped solidify the company’s reputation as an industry leader with a strong commitment to safety, environmental excellence and community service. She is recognized for excellence in her field, most recently being named the state’s Outstanding PR Practitioner by the Texas Public Relations Association.

Mr. Hill became a director of NuStar GP, LLC in July 2004. From February 2001 through May 2004, he served as a consultant to El Paso Corporation. Prior to that, he served as President and Chief Executive Officer of Coastal Refining and Marketing Company. In 1978, Mr. Hill was named as Senior Vice President of The Coastal Corporation and President of Coastal States Crude Gathering. In 1971, he began managing Coastal's NGL business. Previously, Mr. Hill worked for Amoco and Mobil.

Mr. Bates became a director of NuStar GP, LLC in April 2006. Mr. Bates has been President and CEO of the Southwest Research Institute since 1997. Mr. Bates also serves as Chairman of the Federal Reserve Bank of Dallas' San Antonio Branch board of directors, and as Chairman of the board of Signature Science L.L.C. and Southwest Automotive Research Center.

Glenn Emery’s Summary Progressively responsible management career including P&L and operating leadership of business units with multimillion-dollar budgets in U.S. and international locations. Proven abilities in strategic planning, business development, mergers & acquisitions, contract negotiation, process optimization, and project implementation with U.S. and international businesses. Culturally sensitive and internationally traveled leader. Excellent communication skills and experience in the everyday interactions, supervision, and training of personnel. Glenn Emery’s Experience Director, Marketing & Business Development NuStar Energy (Oil & Energy industry) October 2006 — Present (2 years 8 months) Manager, Specialty Marketing Magellan Midstream Partners, L.P. (Public Company; 1001-5000 employees; MMP; Oil & Energy industry) January 2003 — September 2006 (3 years 9 months) Various Williams Company (Public Company; 1001-5000 employees; Oil & Energy industry) 1985 — 2004 (19 years) Deputy General Director, Logistics, Economics & Planning Williams International (Public Company; 1001-5000 employees; WMB; Oil & Energy industry) 2002 — 2003 (1 year) Mazeikiu Nafta - Lithuania Director, Pipeline & Terminal Operations Williams International (Public Company; 1001-5000 employees; WMB; Oil & Energy industry) 2000 — 2002 (2 years) Mazeikiu Nafta - Lithuania Glenn Emery’s Education Colorado School of Mines 1980 — 1985