Holding(s) in Company

Impax Environmental Markets PLC
04 November 2002

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES
1) Name of company
Impax Environmental Markets plc


2) Name of shareholder having a major interest
East Riding of Yorkshire Council


3) Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18
Shareholder named in 2 above


4) Name of the registered holder(s) and, if more than one holder, the
number of shares held by each of them
East Riding of Yorkshire Council



5) Number of shares/amount of stock acquired
500,000


6) Percentage of issued class
1.00%


7) Number of shares/amount of stock disposed
Nil


8) Percentage of issued class
Nil


9) Class of security
Ordinary shares of 10p



10) Date of transaction
30 October 2002



11) Date company informed
1 November 2002


12) Total holding following this notification
2,000,000



13) Total percentage holding of issued class following this notification
4.00%


14) Any additional information
None


15) Name of contact and telephone number for queries
Anthony Lee

Tel: [phone]



16) Name of authorised company official responsible for
making this notification
Anthony Lee


Date of notification: 4 November 2002







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