Adecco Group appoints Patrick De Maeseneire as the new Chief Executive Officer

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Glattbrugg/Zurich, Switzerland, April 2, 2009: Adecco Group, the
worldwide leader in Human Resource services, today announced that
Patrick De Maeseneire has been appointed by the Board of Directors as
the new Chief Executive Officer for the Adecco Group. Patrick De
Maeseneire is currently CEO of Barry Callebaut, the world market
leader in high-quality cocoa and chocolate products. He will start as
of June 1, 2009. Dieter Scheiff, having successfully strengthened the
Group's operations worldwide over the past three years, is leaving
the company.

The Board of Directors announced today that Patrick De Maeseneire has
been appointed as Chief Executive Officer of the Adecco Group, the
world's leader in HR services. Patrick De Maeseneire is currently CEO
of Barry Callebaut, the world market leader in high-quality cocoa and
chocolate products. He will join the Adecco Group on June 1, 2009. "I
am honoured to become Adecco Group's Chief Executive Officer," De
Maeseneire said. "I look forward to leading the Group with a global
mindset together with my future colleagues and passionate employees
around the world."

Rolf Dörig, Chairman of the Board of Directors said:" Patrick De
Maeseneire has a proven successful and distinguished international
track record. In combination with his strong leadership skills, as
well as his international sales background and excellent knowledge of
the staffing industry, Patrick De Maeseneire will lead the Adecco
Group to the next stage of development and success."

Dieter Scheiff, CEO of the Adecco Group over the past 3 years is
leaving the company at the end of April 2009. "The Board is thankful
for Dieter Scheiff's strong contribution to improve the profitability
of the company even in challenging times," Chairman Rolf Dörig said.
"He successfully strengthened the Group's financial position, its
operations and market position worldwide and laid a very solid
foundation for future growth."

Patrick De Maeseneire (1957), is a Belgian national. He served as the
CEO of Barry Callebaut since June 2002. Patrick De Maeseneire held
leading positions within the Adecco Group between 1998 and 2002. He
started out as the Country Manager for the Benelux and later on led
the professional staffing business of the Adecco Group globally out
of New York. Prior to this, Patrick De Maeseneire held senior
positions at Wang in Belgium, Apple Computers and Arthur Andersen
(Consulting). He trained as a commercial engineer at the University
of Brussels and studied marketing management at Ghent University and
business management at the London Business School and Insead,
Fontainebleau.

Rolf Dörig, Chairman of the Board of Directors and Dominik de Daniel,
the Chief Financial Officer of the Adecco Group, will host a
telephone call for journalists, analysts and investors at 9.00am CET.
Participants should dial +41 (0)91 610 5600 (Europe and the rest of
the world), +44 (0)20 7107 0611 (UK) or +1 (1)866 291 41 66 (USA).
Please dial in 5 minutes prior to the conference call.

The audio playback will be available one hour after the end of the
call and can be accessed for one week. Playback numbers: +41 (0)91
612 4330 (Europe and the rest of the world), +44 (0)20 7108 6233 (UK)
or +1 (1)866 416 25 58 (USA). The code is 19425, followed by the #
key.

Adecco Corporate Press Office
Press.office@adecco.com or +41 (0) 44 878 87 87

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

Financial Agenda 2009

* Q1 2009 results May 6, 2009
* Annual General Meeting May 13, 2009
* Q2 2009 results August 11, 2009
* Q3 2009 results November 5, 2009

About Adecco
Adecco S.A. is a Fortune Global 500 company and the global leader in
HR services. The Adecco Group network connects over 500,000
associates with clients each day through its network of over 34,000
FTE employees and over 6,600 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 (SIX:
ADEN) and the Euronext in Paris (EURONEXT: ADE).

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.

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Adecco SA
Sagereistrasse 10 Glattbrugg Switzerland

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