Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to be
Held on May 19, 2008, for Texas Capital Bancshares, Inc. This communication presents only an
overview of the more complete proxy materials that are available to you on the Internet. We
encourage you to access and review all of the important information contained in the proxy
materials before voting. To view the proxy statement and annual report, go to
www.proxydocs.com/tcbi. To vote your proxy while visiting this site you will need the 12 digit
control number in the box below. Under new United States Securities and Exchange Commission rules,
proxy materials do not have to be delivered in paper. Proxy materials can be distributed by making
them available on the Internet. We have chosen to adopt these rules and need YOUR participation. If
you want to receive a paper or e-mail notice of the proxy material, you must request one. There is
no charge to you for requesting a copy. In order to receive a paper package in time for this years
annual meeting, you must make this request on or before May 9, 2008. View Materials Online at
www.proxydocs.com/tcbi A convenient way to view proxy materials and VOTE! Please vote by 5:00 P.M.,
May 18, 2008. Material may be requested by one of the following methods: INTERNET TELEPHONE *E-MAIL
www.investorelections.com/tcbi (866) 648-8133 paper@investorelections.com * If requesting material
by e-mail, please send You must use the 12 digit control number a blank e-mail with the 12 digit
control number (located below) in the subject line. No other relocated in the box below. quests,
instructions or other inquiries should be included with your e-mail requesting material. To view
your proxy materials online, go to www.proxydocs.com/tcbi. Have the 12 digit control number
available when you access the website and follow the instructions. ACCOUNT NO. # SHARES Date: May
19, 2008 Time: 10:00 A.M. (Central Daylight Time) Place: 2100 McKinney Avenue, 9th Floor, Dallas,
Texas 75201 The purpose of the Annual Meeting is to take action on one proposal: Proposal One To
elect 12 nominees to serve on the Companys Board of Directors for one-year terms. The Board of
Directors recommends that you vote for each of the nominees listed below. 01 Joseph M. (Jody) Grant
05 Larry L. Helm 09 Steven P. Rosenberg 02 George F. Jones, Jr. 06 James R. Holland, Jr. 10 John C.
Snyder 03 Peter B. Bartholow 07 W. W. McAllister III 11 Robert W. Stallings 04 Frederick B. Hegi,
Jr. 08 Lee Roy Mitchell 12 Ian J. Turpin While we encourage shareholders to vote by the means
indicated above, a shareholder is entitled to vote in person at the annual meeting. Additionally, a
shareholder who has submitted a proxy before the meeting, may revoke that proxy by voting in person
at the annual meeting. |