Holding(s) in Company

Impax Group PLC
13 January 2006


Impax Group PLC

The Company received notification on 12 January 2006 from AXA Investment
Managers UK Limited on behalf of AXA S.A. and its Group Companies that at 11
January 2006 they were interested in 2,225,000 Ordinary Shares in the Company,
representing 4.87 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
2,100,000        Sun Life Pensions Management    BNY (OCS) Nominees Limited
                 Ltd
2,225,000

The notification of change arose due to a decrease in the beneficial interest
holding to 4.87 per cent.

13 January 2006




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