Exhibit 99.1 Joint Filer Information Name of Joint Filer: Evelyn H. Lauder Address of Joint Filer: c/o The Estee Lauder Companies Inc. 767 Fifth Avenue New York, NY 10153 Relationship of Joint Filer to Issuer: Officer (Senior Corporate Vice President) Issuer Name and Ticker or Trading Symbol: The Estee Lauder Companies Inc. [EL] Date of Earliest Transaction Required to be Reported (Month/Day/Year): 6/3/2010 Designated Filer: Leonard A. Lauder