Blocklisting Interim Review

SIG PLC
06 February 2007


SCHEDULE 5

BLOCKLISTING SIX MONTHLY RETURN

1. Name of company

SIG plc

2. Name of scheme

SIG plc - 1997 Executive Share Option Scheme (1)

3. Period of return:    From             To
                        4 August 2006    3 February 2007

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

219,872 Ordinary 10p Shares

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

28,015 Ordinary 10p Shares

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

191,857 Ordinary 10p Shares

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

564,500 Ordinary 10p Shares
Admitted 28 March 2002

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

Total number of shares in issue at 3 February 2007 was 123,107,361

Contact for queries

Name

Richard Monro

Address

Hillsborough Works, Langsett Road, Sheffield S6 2LW

Telephone

0114 2856355

Person making the return

Name

Richard Monro

Position

Company Secretary

Signature

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