Holding(s) in Company

Northgate PLC
21 June 2006



                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     NORTHGATE PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

      COLUMBIA WANGER ASSET MANAGEMENT

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

      COLUMBIA WANGER ASSET MANAGEMENT

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



5)   Number of shares/amount of stock acquired.



6)   Percentage of issued Class (any treasury shares held by the
     company should not be taken into account when
     calculating percentage)


7)   Number of shares/amount of stock disposed


8)   Percentage of issued Class (any treasury shares held by the
     company should not be taken into account when
     calculating percentage)


9)   Class of security

      5P ORDINARY

10)  Date of transaction



11)  Date company informed

     21.06.06

12)  Total holding following this notification

      1,687,100
               
13)  Total percentage holding of issued class following this notification (any 
     treasury shares held by the company should not be taken into account 
     when calculating percentage)

      2.38

14)  Any additional information



15)  Name of contact and telephone number for queries

     DAVID HENDERSON
     01325 467558

16)  Name and signature of authorised company official responsible for 
     making this notification

     Date of Notification ...21 JUNE 2006.......






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