Adecco completes share repurchase of EUR 400 million

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Zurich, Switzerland, July 1st, 2008 - Adecco announces that it has
completed the share repurchase initiated in November 2007. Adecco
repurchased 11,488,000 of its shares (equal to 6.07 % of the issued
shares). The average purchase price per share was CHF 57.32.

The repurchased shares are intended to be used for future
acquisitions or to minimize potential dilution related to the
outstanding convertible bond.

Forward-looking statements
Information in this release may involve guidance, expectations,
beliefs, plans, intentions or strategies regarding the future. These
forward-looking statements involve risks and uncertainties. All
forward-looking statements included in this release are based on
information available to Adecco S.A. as of the date of this release,
and we assume no duty to update any such forward-looking statements.
The forward-looking statements in this release are not guarantees of
future performance and actual results could differ materially from
our current expectations. Numerous factors could cause or contribute
to such differences. Factors that could affect the Company's
forward-looking statements include, among other things: global GDP
trends and the demand for temporary work; changes in regulation of
temporary work; intense competition in the markets in which the
Company competes; changes in the Company's ability to attract and
retain qualified temporary personnel; the resolution of the French
anti-trust procedure and any adverse developments in existing
commercial relationships, disputes or legal and tax proceedings.

About Adecco
Adecco S.A. is a Fortune Global 500 company and the global leader in
HR services. The Adecco Group network connects over 700,000
associates with clients each day through its network of over 37,000
employees (FTEs) and approximately 7,000 offices in over 60 countries
and territories around the world. Registered in Switzerland, and
managed by a multinational team with expertise in markets spanning
the globe, the Adecco Group delivers an unparalleled range of
flexible staffing and career resources to clients and associates.

Adecco S.A. is registered in Switzerland (ISIN: CH0012138605) and
listed on the Swiss Stock Exchange with trading on SWX Europe (SWX:
ADEN) and the Euronext Paris (EURONEXT: ADE).

Contacts:

Adecco Corporate Press Office

press.office@adecco.com ; Tel. +41 (0) 44 878 87 87

Adecco Corporate Investor Relations
Investor.relations@adecco.com ; Tel. +41 (0) 44 878 89 25

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Adecco SA
Sagereistrasse 10 Glattbrugg Switzerland

WKN: 922031;
ISIN: CH0012138605; Index: SLCI, SMI, SPI, SMIEXP;
Listed: Main Market in SWX Swiss Exchange;
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