Holding(s) in Company

Impax Group PLC
17 August 2004



The Company has today received notification from AXA Investment Managers UK
Limited on behalf of AXA S.A. and its group companies that at 16 August 2004
they were interested in 4,075,654 Ordinary Shares in the Company, representing
10.87 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
    3,950,654   Sun Life Pensions Management     BNY (OCS) Nominees Limited
       -------- Ltd
    4,075,654
       ========

The notification of change arose due to a decrease in the beneficial interest
holding from 11.06 per cent. to 10.87 per cent.

17 August 2004




                      This information is provided by RNS
            The company news service from the London Stock Exchange