EX-99.C 5 d97691a1exv99wc.txt JOINT FILING AGREEMENT EXHIBIT C JOINT FILING AGREEMENT The undersigned, and each of them, do hereby agree and consent to the filing of a single statement on behalf of all of them on Schedule 13D and amendments thereto, in accordance with the provisions of Rule 13d-1(k)(1) of the Securities Exchange Act of 1934, as amended. Dated: June 12, 2002 ROPER FAMILY PROPERTIES, LTD., a Texas limited partnership By: ROPER OPERATIONS, INC., its General Partner By: /s/ J. Mark Roper ----------------------------------- Name: J. Mark Roper Title: President ROPER OPERATIONS, INC. By: /s/ J. Mark Roper ----------------------------------- Name: J. Mark Roper Title: President /s/ Patricia R. Elledge --------------------------------------- Patricia R. Elledge /s/ Judy Kathleen Roper Davis --------------------------------------- Judy Kathleen Roper Davis /s/ Jeanie Elisabeth Cornelius --------------------------------------- Jeanie Elisabeth Cornelius ESTATE OF JOE G. ROPER By: /s/ J. Mark Roper ----------------------------------- J. Mark Roper, Independent Executor