Director Shrhldg - Replacemnt

Zen Research PLC
31 July 2000


The issuer has made the following amendment to the Director Shareholding
announcement released on 28 July 2000 at 17:49 under RNS No 6667O

Boxes 6 and 23 were previously not completed, and should read 'Gift of Shares to
a charity' and 'Gift at nil consideration' respectively.

Box 12 should read 'nil' and not '240p' as previously stated.

All other details remain unchanged.

The full corrected version is shown below.




                       DEALINGS BY DIRECTORS


1)  NAME OF COMPANY

    ZEN RESEARCH PLC

2)  NAME OF DIRECTOR

    DAVID GILO

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

    AS IN TWO ABOVE

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

    DAVID GILO    27,837,500
    GILO FAMILY PARTNERSHIP  20,127,555

5)  Please state whether notification relates to a person(s) connected
    with the Director named in 2 above and identify the connected person(s)

    AS IN TWO ABOVE

6)  Please state the nature of the transaction. For PEP transactions
    please indicate whether general/single co PEP and if discretionary/non
    discretionary
  
     GIFT OF SHARES TO A CHARITY


7)  Number of shares/amount of
    stock acquired



8)   (    % )
    of issued Class

9)  Number of shares/amount
    of stock disposed

    1,000,000

10)  (0.56 % )
   of issued Class

11) Class of security

    ORDINARY 5P

12) Price per share

  NIL

13) Date of transaction

    27 JULY 2000

14) Date company informed

    27 JULY 2000

15) Total holding following this notification

    47,965,055

16) Total percentage holding of issued class following this notification


    26.85%

     IF A DIRECTOR HAS BEEN GRANTED OPTIONS BY THE COMPANY PLEASE
                    COMPLETE THE FOLLOWING BOXES

17) Date of grant



18) Period during which or date on which exercisable



19) Total amount paid (if any) for grant of the option



20) Description of shares or debentures involved: class, number.



21) Exercise price (if fixed at time of grant) or indication that price
    is to be fixed at time of exercise



22) Total number of shares or debentures over which options held
    following this notification



23) Any additional information

GIFT AT NIL CONSIDERATION


24) Name of contact and telephone number for queries



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

    Date of Notification.........28 JULY 2000.........