Holding(s) in Company

Impax Group PLC
12 January 2006


Impax Group PLC

The Company has received notification from AXA Investment Managers UK Limited on
behalf of AXA S.A. and its Group Companies that at 10 January 2006 they were
interested in 2,425,000 Ordinary Shares in the Company, representing 5.31 per
cent. of the Ordinary Shares in issue. The registered holders and beneficial
owners were as follows:

Number of        Beneficial owner                Registered holder
Ordinary
Shares
       125,000   Sun Life Pensions Management    Smith & Williamson Nominees
                 Ltd                             Ltd
     2,300,000   Sun Life Pensions Management    BNY (OCS) Nominees Limited
                 Ltd
     2,425,000

The notification of change arose due to a decrease in the beneficial interest
holding to 5.31 per cent.

12 January 2006




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