WOOD GROUP (JOHN) PLC: Holding(s) in Company

John Wood Group PLC ("Company")

NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Name of Issuer

JOHN WOOD GROUP PLC

2. Reason for Notification

DISPOSAL (GIFT) OF VOTING RIGHTS

3. Full name of person(s) subject to notification obligation

SIR IAN C WOOD

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

N/A

5. Date of the transaction and date on which the threshold is crossed or reached

19 NOVEMBER 2012

6. Date on which issuer notified

19 NOVEMBER 2012

7. Threshold(s) that is/are crossed or reached

BELOW 6%

8. Notified details

(A) Voting rights attached to shares

Number of voting rights - Direct - 20,486,226 - 5.52%

Number of voting rights - Indirect - N/A

(B) Financial Instruments

N/A

(C) Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument -N/A

Exercise Price - N/A

Expiration date - N/A

Exercise/conversion period - N/A

Number of voting rights instrument refers to - n/a

Percentage of voting rights - Nominal - N/A Delta - N/A

Total A + B + C

Number of voting rights - 20,486,226

Percentage of voting rights - 5.52%

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

including Sir Ian Wood's direct non beneficial holding as trustee

PROXY VOTING

10. Name of the proxy holder

N/A

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

N/A

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

N/A

13. Additional Information

N/A

14. Contact name

15. Contact telephone number

Notification authorised by:

ROBBIE M B BROWN, COMPANY SECRETARY

19 NOVEMBER 2012

END

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