Summary of VALERO ENERGY CORP/TX

Item 5.02 Departure of Directors or Certain Officers; Election of Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(c) On January 23, 2013, the board of directors of Valero Energy Corporation ("Valero") elected Lawrence Mark Schmeltekopf, age 49, as Vice President and Controller of Valero. Mr. Schmeltekopf recently served as Valero's Assistant Controller, and as Senior Vice President and Assistant Controller of several of Valero's subsidiary companies. In those roles, he also directed the organization's accounting research and external reporting group. Mr. Schmeltekopf joined Valero in 2003, and has had responsibilities for Valero's financial reporting, accounting research, and budgeting and forecasting functions. Prior to Valero, he was an audit partner in the Austin office of Arthur Andersen LLP.

With his election as Controller, Mr. Schmeltekopf replaces Mr. Clayton E. Killinger as Controller of Valero. Mr. Killinger has retained his office as Senior Vice President of Valero. Mr. Killinger was recently elected Senior Vice President and Chief Financial Officer of CST Brands, Inc. (formerly known as Corner Store Holdings, Inc.), a wholly owned subsidiary of Valero (hereafter, "CST"). On January 9, 2013, CST filed an Amendment No. 1 to its registration statement on Form 10, relating to the proposed separation of Valero's retail business from its other businesses pursuant to a pro rata distribution of 80 percent of the outstanding shares of CST common stock to Valero's stockholders.

(e) In connection with Mr. Schmeltekopf's election, he was awarded 6,110 performance shares under Valero's 2011 Omnibus Stock Incentive Plan ("2011 OSIP"). The performance shares are subject to vesting in three annual increments beginning in January 2014, subject to the performance of Valero's common stock during prescribed performance periods. Upon vesting, the performance shares are payable in shares of common stock in amounts ranging from zero to 200 percent of the number of vested performance shares. Mr. Schmeltekopf was also awarded 6,369 shares of restricted common stock under the 2011 OSIP. The restricted shares vest (become nonforfeitable) in equal annual installments over a period of three years.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

10.01    Valero Energy Corporation 2011 Omnibus Stock Incentive Plan-incorporated
         by reference to Appendix A to Valero's definitive proxy statement on
         Schedule 14A filed March 18, 2011 (SEC File No. 1-13175).