E.ON secures 9.9 percent in Endesa / Agreement with Caja Madrid signed

Dusseldorf (ots) - E.ON has secured Caja Madrid's 9.9% stake of
Endesa's shares through a swap agreement with the Spanish bank.
According to the agreement, Caja Madrid will not sell its shares to
E.ON during the ongoing bid process. Instead, Caja Madrid will keep
the shares for two years. E.ON will gain the full economic benefits
of the shareholding. The exercise of the voting rights is not
affected by the agreement. At the end of the term, the swap agreement
will be ended either by a cash settlement or by physical transfer of
the shares to E.ON.

Media Contacts
E.ON AG, Corporate Communications
Dr. Peter Blau +49 (0)211 45 79 627
Josef Nelles +49 (0)211 45 79 544
Spain
Deva +34 91 360 1720
Gonzalo Lacalle +34 677 405 341
Juan Torres +34 666 582 837
UK / International
Finsbury Group +44 (0)20 7251 3801
Rollo Head +44 (0)7768 994 987

On the 26 of January 2007, E.ON Aktiengesellschaft ("E.ON"),
through its wholly owned subsidiary E.ON Zwölfte Verwaltungs GmbH,
filed a tender offer statement on Schedule TO regarding its tender
offer for ordinary shares and ADSs of Endesa S.A. ("Endesa") with the
U.S. Securities and Exchange Commission ("SEC"). Endesa investors
and security holders are urged to read the U.S. tender offer
statement (as updated and amended), because it contains important
information. Furthermore, Endesa investors and security holders are
urged to read the Spanish prospectus from E.ON regarding the Spanish
tender offer for Endesa because it contains important information.
The Spanish prospectus and certain complementary documentation were
authorized in Spain by the Spanish Comisión Nacional del Mercado de
Valores (the "CNMV"). Investors and security holders may obtain a
free copy of the Spanish prospectus and its complementary
documentation from E.ON, Endesa, the four Spanish Stock Exchanges,
Santander Investment Bolsa SV SA, Santander Investment SA, Corredores
de Bolsa, and elsewhere. The Spanish prospectus is also available on
the web sites of the CNMV (www.cnmv.es), E.ON (www.eon.com), and
elsewhere. Likewise, Endesa investors and security holders may
obtain a free copy of the U.S. tender offer statement and other
documents filed by E.ON with the SEC on the SEC's web site at
www.sec.gov. The U.S. tender offer statement and these other
documents may also be obtained for free from E.ON by directing a
request to E.ON AG, External Communications, Tel.: 0211- 45 79 - 4
53.

This press release may contain forward-looking statements.
Various known and unknown risks, uncertainties and other factors
could lead to material differences between the actual future results,
financial situation, development or performance of E.ON and Endesa
and the estimates given here. These factors include the inability to
obtain necessary regulatory approvals or to obtain them on
acceptable terms; the inability to integrate successfully Endesa
within the E.ON Group or to realize synergies from such integration;
costs related to the acquisition of Endesa; the economic environment
of the industries in which E.ON and Endesa operate; and other risk
factors discussed in E.ON's public reports filed with the Frankfurt
Stock Exchange and with the SEC (including E.ON's Annual Report on
Form 20-F) and in Endesa's public reports filed with the CNMV and
with the SEC (including Endesa's Annual Report on Form 20-F). E.ON
assumes no liability whatsoever to update these forward-looking
statements or to conform them to future events or developments.

Originaltext: E.ON AG
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ISIN: DE0007614406

Contact:
Josef Nelles, Tel. +49-211-4579-544