(WG.) Wood Group (John)

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

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

BLACKROCK, INC

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

27 JANUARY 2012

6. Date on which issuer notified

31 JANUARY 2012

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

BELOW 17%

8. Notified details

(A) Voting rights attached to shares

Number of voting rights - Direct - N/A

Number of voting rights - Indirect - 59,296,915 - 15.97%

(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 - 3,763,484

Percentage of voting rights - Nominal - 1.01% Delta - 1.01%

Total A + B + C

Number of voting rights - 63,060,399

Percentage of voting rights - 16.98%

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

BLACKROCK INVESTMENT MANAGEMENT (UK) LIMITED - 63,060,399 (16.98%)

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

ANDREW MANCHESTER

15. Contact telephone number

020 7743 5773

Name of authorised company official responsible for making this notification.



ROBBIE M B BROWN, COMPANY SECRETARY

31 JANUARY 2012



END

John Wood Group PLC ("Company") - Voting Rights and Capital



In accordance with DTR5.6.1 the Company's issued share capital consists of
371,275,384 ordinary shares with voting rights. The Company does not hold any
shares in Treasury.

Therefore, the total number of voting rights in the Company is 371,275,384.

The above figure (371,275,384) may be used by shareholders as the denominator
for the calculations by which they will determine if they are required to
notify their interest in, or a change to their interest, to the Company under
the FSA's Disclosure and Transparency Rules.



Name of authorised company official responsible for making this notification.



ROBBIE M.B. BROWN, COMPANY SECRETARY.



END

Mustang awarded topsides engineering for Anadarko's Lucius deepwater spar
production facility

HOUSTON, December 20, 2011 - Mustang, a Wood Group company, has been awarded
the topsides detailed engineering, procurement support and equipment inspection
for a truss spar floating production facility in the Lucius field development
to be operated by Anadarko Petroleum Corporation (NYSE:APC). The facility will
be located in the Keathley Canyon area of the Gulf of Mexico, in approximately
7,100 feet of water, and will have a capacity of 80,000 BPD oil and 450MMSCFD
gas.

Mustang President Steve Knowles commented, "We are enthused about participating
in this world-class project. We have previously designed topsides for four
Anadarko deepwater spars: Boomvang, Nansen, Gunnison and Constitution.
Combining our knowledge of Anadarko's objectives gained from those projects
with our extensive expertise in deepwater topsides will help to ensure
technical excellence for this deepwater production facility."

Detailed engineering is scheduled to be completed in the 3rd quarter of 2012
and first production is expected in 2014. Mustang recently completed conceptual
and front-end engineering design for the project.

Notes to Editors
Mustang is a global project management, engineering, procurement and
construction operations company serving the upstream oil and gas, refining and
chemicals, pipeline, automation and control, and industrial markets. Mustang, a
Wood Group company, has offices in the United States, United Kingdom, India,
Malaysia, West Africa and the Middle East. For more information, visit
www.mustangeng.com.

Wood Group(John Wood Group PLC) is an international energy services company
with $5.5bn sales, employing more than 38,000 people worldwide and operating in
50 countries. The Group has three businesses - Engineering, Wood Group PSN and
Wood Group GTS - providing a range of engineering, production support,
maintenance management and industrial gas turbine overhaul and repair services
to the oil & gas, and power generation industries worldwide.

# # #

For further information contact
Dena Lee, Manager, Marketing Communications, Mustang
+1-713-215-8000; dena.lee@mustangeng.com

-ends-

Wood Group's Mustang acquires Latin American automation engineering
and consultancy company

HOUSTON, December 16, 2011 -Mustang, a Wood Group company, has acquired a
majority stake in ISI Solutions for an initial consideration of US$5.2 million.
ISI Solutions is a Latin American provider of automation and control
engineering and consulting services to the oil & gas, power and pipeline
industries in Latin America. The gross assets of ISI were $8.5m as at 31
December 2010.

ISI, which will be rebranded ISI Mustang, has approximately 240 employees in
six countries: Argentina, Bolivia, Chile, Colombia, Mexico and Peru. ISI
Mustang will operate within Mustang's Automation and Control (MAC) business and
will continue to be led by Pedro Santamaria and its existing management team.

The acquisition is a key strategic move for Mustang into the Latin American
automation and control market. With a core competency of providing automation
services to the pipeline sector, ISI complements MAC's business, which focuses
on refining, petrochemical and oil & gas production facilities.

"This is a strategic move to increase our automation and control capabilities
in Latin America," said Steve Knowles, president of Mustang. "ISI's strong
management team and proven track record provides Mustang with a robust platform
for growth across South America and in Mexico."

"ISI sought a strategic partner to pursue the larger and more complex
automation opportunities available in Latin America," said Pedro Santamaria,
ISI Mustang chief executive. "We are pleased to have found a parent with a
strong global network, similar values and a shared focus on customers,
employees and the community."

-end-

Notes to Editors

Mustang is a global project management, engineering, procurement, and
construction operations company serving the upstream oil and gas, refining and
chemicals, pipeline, automation and control, and industrial markets. Wood Group
Mustang has offices in the United States, United Kingdom, Colombia, India,
Malaysia, West Africa and the Middle East. For more information, visit
www.mustangeng.com.

ISI Mustang provides automation technical services to the oil & gas,
engineering and pipeline industries in Latin America. Founded in 1998, ISI
Mustang has approximately 240 employees. The company is based in Argentina and
has subsidiaries in Bolivia, Chile, Colombia, Mexico and Peru.
www.isi-solutions.com

Wood Group (John Wood Group PLC) is an international energy services company
with $5.5bn sales, employing more than 38,000 people worldwide and operating in
50 countries. The Group has three businesses - Engineering, Wood Group PSN and
Wood Group GTS - providing a range of engineering, production support,
maintenance management and industrial gas turbine overhaul and repair services
to the oil & gas, and power generation industries worldwide. www.woodgroup.com

For further information contact

Media enquiries:

Bobbie Ireland, Director, Corporate Communications - Americas, Wood Group

Tel: +1 281 828 3505, email: bobbie.ireland@woodgroup.com

Carolyn Smith, Director, Corporate Communications - Eastern Hemisphere, Wood
Group

Tel: +44 (0) 1224 851 099, email: carolyn.smith@woodgroup.com

Dena Lee, Manager, Marketing Communications, Mustang

Tel: +1 713 215 8315, email: dena.lee@mustangeng.com

Investor and analyst enquiries:

Andrew Rose, Investor Relations Manager, Wood Group

Tel: +44 1224 532716, email: Andrew.rose@woodgroup.com

Nick Gilman, Head of Investor Relations & Corporate Communications, Wood Group

Tel: +44 (0) 1224 851404, email: nick.gilman@woodgroup.com

###



END