ISG.L Regulatory News (ISG)

BLOCKLISTING SIX MONTHLY RETURN

1. Name of company:

Interior Services Group plc

2. Name of scheme:

Company Share Option Plan

3. Period of return:

From 20 April 2010 to 19 October 2010

4. Number and class of share(s) (amount of stock / debt security) not issued under scheme:

861,680

5. Number of shares issued / allotted under scheme during period:

343

6. Balance under scheme not yet issued / allotted at end of period:

861,337

7. Number and class of share(s) (amount of stock / debt securities) originally listed and the date of admission:

1,250,000 21 April 2006

Please confirm total number of shares in issue at the end of the period in order for us to update our records:

33,158,467

Contact for queries:

Name

Jared Cranney

Address

Aldgate House, 33 Aldgate High Street, London EC3N 1AG

Telephone

020 7392 5339

Person making the return

Name

Jared Cranney

Position

Company Secretary