Total Voting Rights

Clarkson PLC
31 May 2007





CLARKSON PLC

VOTING RIGHTS AND CAPITAL

In conformity with the Transparency Directive's transitional provision 6 we
would like to notify the market of the following:

The capital of Clarkson PLC consists of 18,309,727 ordinary shares of 25p each
with voting rights. No ordinary shares are held in Treasury.

The above figure 18,309,727 may be used by shareholders as the denominator for
the calculations by which they will determine if they are required to notify
their interest in, or a change to their interest in, Clarkson PLC under the
FSA's Disclosure and Transparency Rules.

For further details contact: Mr Stephen Deasey - Company Secretary
Tel: [phone]

31 May 2007

END

Notes to editors

Background to Clarkson PLC

Clarkson PLC (which is listed on the London Stock Exchange) is acknowledged as
the world's leading shipping services group. Through its unrivalled and
extensive global network of offices it is able to give its clients unique access
to a wide range of shipping services. Clarksons covers shipbroking, research,
publications, derivatives and logistics. Clarksons' strategy is to expand and
develop the group around these key activities.

For further information on Clarkson PLC, please visit the company's website at
www.clarksons.com




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