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Crispin Winser QC

Call 2003 • QC 2021

"absolutely first rate" ... "an excellent cross-examiner"
(Who's Who Legal 2020)

Energy & Natural Resources

Leading Junior in Legal 500

Crispin’s energy practice involves large-scale projects in the UK and around the world.

Selected Cases

  • Acting for a state-owned oil company and its insurers in a $60m ICC arbitration arising from a fire at an oil refinery in the Middle East. Appeared as lead counsel (leading Athena Markides) at two week evidential hearing against senior QC.
  • Acting for a contractor in a $400m LCIA arbitration relating to an oil and gas project in the Middle East. Appeared as counsel (against leading QC) in 2 week evidential hearing.
  • Representing a state-owned oil company in a $multi-billion LCIA arbitration arising from an Oil and Gas project in the Middle East.
  • Representing a UK contractor in a dispute with an Italian steel fabricator in relation to a contract for the supply of steel products to an iron ore mine in West Africa.
  • Acting in a £multi-million TCC dispute over the fabrication of process units for installation in an FPSO.
  • Advising in relation to a £100m renewable fuel power station.
  • Advising a European contractor in relation to a number of water treatment works and power generation projects.
  • £100m LCIA arbitration concerning an Oil and Gas project in the Middle East.
  • Advising in relation to a £15m biomass plant in Scotland.
  • Acting for a Danish contractor in DAB proceedings relating to a power plant in the Caribbean.
  • Acting for Total UK in relation to the explosion at the Buncefield Oil Storage Depot.
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  • Registered practitioner in the Dubai International Financial Centre (DIFC)
  • Major Scholar, Inner Temple
  • MSc Construction Law & Dispute Resolution, King’s College London
  • Dip Law, City University
  • BA, Bristol University


  • British Japanese Law Association
  • Chartered Institute of Arbitrators (FCIArb)
  • Commercial Bar Association
  • LCIA European Users Council & Young International Arbitration Group
  • London Common Law and Commercial Bar Association
  • Society of Construction Law (UK & Gulf)
  • Technology & Construction Bar Association


  • Legal 500 2021 London Bar: leading junior for Construction, Energy and International Arbitration
  • Legal 500 2020 UAE: leading junior for Construction
  • Chambers UK 2021: leading junior for Construction and International Arbitration: Construction/Engineering
  • Chambers Global 2020: leading junior for Construction
  • Who’s Who Legal 2020: leading junior and future leader for Construction


“Reasonable, on top of the detail, commercial and an amazing advocate – particularly at cross-examination.”

Legal 500 EMEA, 2021

“One of the standout performers among senior juniors at the Construction Bar. He is thorough, well prepared, and an effective advocate.”; “He’s considered, calm under pressure and able to get up to speed quickly.”

Chambers & Partners, 2021

“Hard-working, team player who really understands how to present in international arbitration – should be a QC already.”

Legal 500, 2021

“Hard-working, great team player. Excellent cross-examination skills. Best junior barrister I have come across.”

Legal 500, 2021

“An excellent senior-junior – very clever and responsive.”

Legal 500, 2021

“absolutely first rate … an excellent cross-examiner in an arbitration context”

Who's Who Legal, 2020

“An excellent senior-junior – very clever and responsive.”

Legal 500 2020, EMEA

“highly responsive … creative and quick on his feet, with real substance on the intellectual side of a dispute” … “He is stunningly good. His work is detailed and his manner of cross-examination is incisive but pleasant.” … “He prepares thoroughly and is very perceptive and good on his feet”

Chambers & Partners, 2020

“Very proactive and impressive.” … “Extremely hardworking, very effective in cross-examination and always responsive.”

Legal 500, 2020

“Excellent and technically very able. He is very personable and not afraid to roll up his sleeves and work as part of the wider legal team” … “Very responsive and very hard-working” … “He has an impressive intellect and is always very quick to grasp the detail on technical matters. His cross-examination is very effective.”

Chambers UK and Global, 2019

“Provides that combination of skills that are key in a senior junior: clear strategy, concentration on what really matters, and strong delivery” … “One of the top junior barristers in the construction/arbitration field”

Legal 500, 2019

“A clever and practical construction specialist who is concise, clear and very helpful.” … “Very thorough and commercially astute. A tenacious advocate.”

Chambers UK and Global, 2018

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