WILLIAMS RANDA DUNCAN

• Director at Enterprise GP Holdings L.P. · on record since May 15, 2007
• Director at Encore Bancshares Inc · on record since Jul 17, 2007
• 10% owner at Duncan Energy Partners L.P. · on record since Apr 9, 2010
• 10% owner at Energy Transfer Equity, L.P. · on record since Apr 8, 2010
• 10% owner at Enterprise GP Holdings L.P. · on record since Apr 8, 2010
• 10% owner at ENTERPRISE PRODUCTS PARTNERS L P · on record since Apr 8, 2010
• Director at ENTERPRISE PRODUCTS PARTNERS L P · on record since Nov 24, 2010