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 OF VOTING RIGHTS

Type 3 Disclosure as per the Transparency Directive II Regulation

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

SCHRODERS PLC

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

SEE 9

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

19 OCTOBER 2016

6.       Date on which issuer notified

20 OCTOBER 2016

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

BELOW 5%

8.       Notified details

(A)         Voting rights attached to shares

Number of voting rights – Direct – N/A

Number of voting rights – Indirect – 16,639,494 – 4.367%

(B)         Financial Instruments

              CFD 989,792 - 0.260%

(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 – 17,629,286

Percentage of voting rights –  4.627%

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

Schroder & Co. Limited	164,449	0.043%
Schroders (C.I.) Limited	2,442,718	0.641%
Schroder Investment Management Limited	14,595,737	3.831%
Schroder Investment Management North America Limited	426,382	0.112%

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

The shares referred to in section 9 are held in portfolios managed by those firms on a discretionary basis for clients under investment management agreements. This disclosure has been calculated based on issue share capital amount 381,025,384.

14.     Contact name

Chloe Talbot

15.     Contact telephone number

020 7658 6000

Notification authorised by:

LORRAINE SPROULE, DEPUTY COMPANY SECRETARY

21 OCTOBER 2016