Eldorado Bancorp – Underwriting Agreements Watch

from SC 13D 1 page <page> Exhibit 1 Joint Filing Agreement the Undersigned Parties Hereby Agree That the Schedule 13d Filed Herewith (And Any Amendments Thereto) Relating to the Common Stock of Eldorado Bancshares, Inc. Is Being Filed Jointly With the Securities and Exchange Commission Pursuant to Section 13(d) of the Securities Exchange Act of 1934, as Amended. Madison Dearborn Capital Partners II, L.P. By: Madison Dearborn Partners II, L.P. Date: April 16, 1999 By: Madison Dearborn Partners, Inc. By: /S/ Paul R. Wood Paul R. Wood, Vice President Madison Dearborn Partners II, L.P. By: Madison Dearborn Partners, Inc. By: /S/ Paul R. Wood Paul R. Wood, Vice President Madison Dearborn Partners, Inc. By: /S/ Paul R. Wood Paul R. Wood, Vice President 1

from SC 13D 1 page <page> Exhibit 1 Joint Filing Agreement the Undersigned Parties Hereby Agree That the Schedule 13d Filed Herewith (And Any Amendments Thereto) Relating to the Common Stock of Eldorado Bancshares, Inc. Is Being Filed Jointly With the Securities and Exchange Commission Pursuant to Section 13(d) of the Securities Exchange Act of 1934, as Amended. Olympus Growth Fund II, L.P. Date: April 16, 1999 By: Ogp II, L.P. General Partner By: Conroy, LLC General Partner By: /S/ James A. Conroy James A. Conroy Member Olympus Executive Fund, L.P. By: Oef, L.P. General Partner By: Conroy Corporation General Partner By: /S/ James A. Conroy James A. Conroy President 1