Credit Suisse Group, Zürich reports a shareholding in Adecco of 4.48% (0.73% registered shares)

Corporate news announcement processed and transmitted by Hugin ASA. The issuer is solely responsible for the content of this announcement. ---------------------------------------------------------------------- -------------- Zurich, Switzerland, 28 March 2008: Pursuant to art. 9 and 17 of the Stock Exchange Ordinance-FBC, Adecco S.A. has received the following two notifications: By March 19, 2008, a group consisting of Credit Suisse Group, Zürich, Switzerland and its subsidiaries, is holding 4.48% as purchase and 5.07% as sale positions of the share capital of the company in shares and derivatives of which 0.73% are equity (registered shares). For further information please refer to the attached PDF document. Contact: Investor Relations: Tel: +41 44 878 89 25 E-Mail: --- End of Message --- Adecco SA Sagereistrasse 10 Glattbrugg Switzerland WKN: 922031; ISIN: CH0012138605; Index: SLCI, SMI, SPI, SMIEXP; Listed: Main Market in SWX Swiss Exchange;