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

ACQUISITION OF VOTING RIGHTS

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

SCHRODERS PLC

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

SCHRODER INVESTMENT MANAGEMENT LIMITED

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

9 MAY 2016

6.       Date on which issuer notified

10 MAY 2016

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

ABOVE 5%

8.       Notified details

(A)         Voting rights attached to shares

Number of voting rights – Direct – N/A

Number of voting rights – Indirect – 14,929,723– 3.918%

(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 - CFD

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 – 5,027,097  Delta – N/A

Total A + B + C

Number of voting rights – 19,956,820

Percentage of voting rights –  5.238%

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

SCHRODER INVESTMENT MANAGEMENT LIMITED              19,956,820        5.238%

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

This notification is being made based on the legal entity position exceeding 5% under the Type 3 rule. Schroders plc’s position remains as per the previous disclosure dated 04.08.2015.

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.

14.     Contact name

Chloe Talbot

15.     Contact telephone number

020 7658 6000

Notification authorised by:

LORRAINE SPROULE, DEPUTY COMPANY SECRETARY

11 MAY 2016