New Letting Agreement

Release Date: Monday 4th June 2007

Embargoed until: 0700hrs

                      CLS HOLDINGS PLC ("CLS") ANNOUNCES                       

                       A NEW LETTING AT CAMBRIDGE HOUSE                        

The Board of CLS is pleased to announce a letting of 6,305 sq ft (586 sq m) at
Cambridge House, Cambridge Grove, Hammersmith to The Prostate Cancer Charity.

The part first floor has been let for a term of 10 years at an initial rent of
£141,862 per annum, (£22.50 psf / £242.19 psm) with an upwards only rent review
at the end of the fifth year, when there is also a tenant break option. The
tenant has been granted six months rent free with a further two months rent
free at the commencement of the sixth year in the event the break option is not
exercised.

The deal was struck ahead of completion of the refurbishment works which
include new air conditioning, a raised floor, suspended ceilings and new
decorations.

Hargreaves Newberry Gyngell represented the Landlord and The Prostate Cancer
Charity was represented by PLM Consultants.

Hargreaves Newberry Gyngell is marketing a further 3,500 sq ft (325 sq m) on
the remaining part of the first floor and an additional 3,500 sq ft (325 sq m)
on the part second floor which will be available in July.

Executive Chairman of CLS, Sten Mortstedt, commented:

"We are very pleased to welcome The Prostate Cancer Charity to Cambridge House.
They join Macmillan Cancer Relief, The Open Society and Save the Children among
other substantial tenants at Cambridge House."

For further information, please contact:

Sten Mortstedt, Executive Chairman

Per Sjöberg, Chief Executive Officer

CLS Holdings plc

www.clsholdings.com

Tel. [phone]

Adam Reynolds / Ben Simons

Hansard Group

www.hansardgroup.co.uk

Tel. [phone]