Laing O'Rourke

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Laing O'Rourke
Type Private limited company
Industry Construction, Civil Engineering
Founded 1978
Headquarters Dartford, United Kingdom
Key people Ray O'Rourke KBE
Anna Stewart
(Group Chief Executive)
Revenue £3,574.3 million (2013/14)[1]
Operating income £60.1 million (2013/14)[1]
Net income £41.9 million (2013/14)[1]
Employees 15,312 (2014)[1]

Laing O'Rourke is a multinational construction company headquartered in Dartford, United Kingdom. It was founded in 1978 by Ray O'Rourke. It is the largest privately owned construction company in the UK.[2]


The company was founded by Ray O'Rourke in 1978. It was originally based in East London and was known as R. O'Rourke & Son.[3]

In 2001 R. O'Rourke bought Laing Construction from John Laing plc for £1. Laing's construction business had been making significant losses, in part due to additional costs on the Cardiff Millennium Stadium project. The name of the company was changed to Laing O'Rourke.[4]

In 2004 the company acquired Crown House Engineering, a mechanical & electrical engineering business.[5]

Laing O'Rourke went on to expand its operations in Australia in 2006 when it acquired Barclay Mowlem.[6]


Laing O'Rourke has operations in two major geographic hubs, Europe and Australia. European operations span Abu Dhabi, Canada, Dubai and the United Kingdom. Australian operations cover Australia, Hong Kong, New Zealand and South East Asia [7] The company operates in building construction, infrastructure construction, investment & development, modular manufacturing, engineering expertise and support services. [8] Its projects span a range of sectors including, building, transport, power, water & utilities, mining & natural resources and oil & gas .[9]

Major projects[edit]

The new Ascot stand built by Laing O'Rourke to a design by Populous and Buro Happold; Completed 2006.
The company's tower cranes rebuilding Royal Ascot.

Major projects involving the Company have included;


  1. ^ a b c d Laing O’Rourke (7 August 2014). "Annual Review 2014" (PDF). Retrieved 16 September 2014. 
  2. ^ Top 100 construction Companies The Construction Index
  3. ^ Laing O'Rourke: History
  4. ^ Laing shares half in value BBC News, 27 September 2001.
  5. ^ Laing O'Rourke agrees to £17m deal to buy out Crown House Contract Journal, 19 May 2004
  6. ^ Carillion sells Barclay Mowlem to Laing O'Rourke Australia for £30m Contract Journal, 3 July 2006
  7. ^ "Where We Work". Laing O’Rourke. Retrieved 16 September 2014. 
  8. ^ "What We Do". Laing O’Rourke. Retrieved 16 September 2014. 
  9. ^ "Our Sectors". Laing O’Rourke. Retrieved 16 September 2014. 
  10. ^ Ascot wins its race to redevelop the course The Times, 11 June 2006
  11. ^ Queen opens new Heathrow terminal BBC, 14 March 2008
  12. ^ Darwin Convention Centre
  13. ^ IAQ Handbook
  14. ^ UK giant Laing O'Rourke denies ME withdrawal Construction Weekly, 10 June 2010
  15. ^ What next for Laing O'Rourke? Britain's most secretive contractor Building, 5 November 2010
  16. ^ e-architect
  17. ^ O’Rourke wins prized £350m superlab contract Construction Enquirer, 2 March 2011
  18. ^ Laing O’Rourke begins London Gateway dredging NCE, 17 March 2010
  19. ^ O’Rourke to start Cheesegrater next month Construction Enquirer, 2 August 2011
  20. ^ Laing O'Rourke/Ferrovial sign £800m Terminal 2 deal CN Plus, 15 March, 2010
  21. ^ O’Rourke signs £1.27bn deal for Canadian hospital Construction Enquiror, 25 February 2011
  22. ^ Aldar Al Raha Beach sees first contract Arabian Business, 16 July 2011
  23. ^ Laing O'Rourke/Bouygues lands £2bn Hinkley nuclear prize Construction News, 19 June 2012
  24. ^ "Laing O’Rourke and Ryder appointed to build £200m Dumfries Royal Infirmary". Urban Realm. 3 September 2014. Retrieved 12 September 2014. 

External links[edit]