Holding(s) in Company

TR-1: notification of major interests in shares

1. Identity of the issuer or the underlying      CLS Holdings Plc (`CLS')
issuer of existing shares to which voting rights
are attached:

2. Reason for notification (yes/no)

An acquisition or disposal of voting rights                          X

An acquisition or disposal of financial instruments which may
result in the acquisition of shares already issued to which
voting rights are attached

An event changing the breakdown of voting rights
Other (please specify):______________

3. Full name of person(s) subject to the           THE MORTSTEDT FAMILY
notification obligation:                           TRUST ESTABLISHED BY
                                                      STEN MORTSTEDT

4. Full name of shareholder(s) (if different
from 3.):

5. Date of the transaction (and date on which          12 June 2009
the threshold is crossed or reached if
different):

6. Date on which issuer notified:                      12 June 2009

7. Threshold(s) that is/are crossed or reached:             52%
 
8. Notified details:

A: Voting rights attached to shares

Class/type    Situation previous            Resulting situation after
of shares      to the Triggering           the triggering transaction
                  transaction

if possible
using the
ISIN CODE
             Number of   Number of Number of        Number of       % of voting
             Shares       Voting     shares       voting rights       rights
                          Rights
 
                                     Direct     Direct  Indirect  Direct Indirect
 
                                              
ORDINARY     24,873,126  51.79%   25,358,126  25,358,126
GB0001592475

 
B: Financial Instruments

Resulting situation after the triggering transaction

    Type of     Expiration      Exercise/       Number of voting   % of voting
   financial       date     Conversion Period/ rights that may be     rights
  instrument                       Date          acquired if the
                                                  instrument is
                                                   exercised/
                                                   converted.

 
Total (A+B)

   Number of voting rights          % of voting rights

         25,358,126                       52.80%

9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable:
 
Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will
cease to hold:

12. Date on which proxy holder will cease to hold
voting rights:

13. Additional information:

14. Contact name:                     JESSICA STROMSTEDT

15. Contact telephone number:          [phone]