Neil Newing and Pietro Grassi are excellent. Extremely user friendly, fantastic drafting skills, and always have an eye to the bigger strategic picture.”

The Legal 500 UK 2024

Neil Newing is very responsive – excellent arbitration experience, and excellent appreciation of the strengths and weaknesses of cases.”

The Legal 500 UK 2023

Neil Newing is very thoughtful.”

The Legal 500 UK 2023


Neil is an international arbitration lawyer with particular experience in managing high value cross-border disputes, many of which involve multiple parties and multiple jurisdictions. His practice has a particular focus on the energy sector and oil and gas disputes.

Neil has extensive experience in international commercial arbitration, including LCIA, ICC, CIETAC, SIAC, SCC, UNCITRAL, and ad hoc arbitration proceedings under the Arbitration Act 1996, as well as ancillary or enforcement proceedings before the English Courts, claims under investment treaties and cases concerning State entities and state immunity.

Prior to joining Signature Litigation, Neil was a Legal Director at Eversheds Sutherland, where he qualified in 2004. Neil is a fluent French speaker and undertook a series of secondments to Eversheds Sutherland’s arbitration and public international law team in Paris.

Neil represents clients across all sectors, but has particular expertise in the energy sector and oil and gas disputes and has acted in matters involving: exploration and production, joint ventures, oilfield services, pipeline transportation, product distribution, advising on available protections under relevant investment treaties and disputes concerning carbon emissions. Neil also has considerable experience in acting for clients involved in corporate/finance disputes (relating to M&A transactions, shareholders’ agreements, loans and guarantees), and has acted on a wide range of technology/media/telecoms disputes (including contractual disputes, royalty audits and disputes over rights).

Neil is regarded as a ‘Next Generation Partner’ in The Legal 500 UK 2024 for international arbitration and banking litigation. He is commended for being “extremely user friendly”, having “fantastic drafting skills” and “always hav[ing] an eye to the bigger strategic picture“. Previous Guides have described Neil as “a strong lawyer who stands out for the quality and thoroughness of his analysis” and noted for managing “major cross-border disputes“. Neil is also described as being “an exceptionally talented lawyer, a strategic thinker and a pleasure to work with. The depth and breadth of his experience in international commercial arbitrations is a huge asset to the firm”. He is also ranked in the Who’s Who Legal Arbitration Guide as a ‘future leader’.

He is co-author of “International Arbitration: A Practical Guide”, a leading international arbitration textbook published by Globe Law and Business. Neil is a Member of the Chartered Institute of Arbitrators, the ICC and the LCIA.


International Commercial and Treaty Arbitration

  • Acted for US Investor Discovery Global LLC in an ICSID claim against Slovakia concerning breaches of the US-Slovakia Bilateral Investment Treaty relating to Discovery’s investment in oil and gas exploration activities in eastern Slovakia.
  • Acted for an Armenian mining company in four separate LCIA arbitrations in London arising out of a joint venture (and related finance arrangements) with Russian and Cypriot entities concerning the operation of a copper mine.
  • Acted for a major NOC in a Swiss Rules arbitration arising out of a cooperation agreement concerning upstream and downstream projects in Algeria.
  • Acted in a joint venture dispute between a consortium of oil companies and an African State in relation to the ownership and operation of a pipeline project.
  • Acted for a major NOC in relation to a potential ICSID arbitration concerning exploration activities in Afghanistan and threatened relinquishment of exploration rights.
  • Acted for a listed aviation company in an ICC arbitration concerning claims arising out of alleged breaches of warranties given on a disposal of part of the client’s business.
  • Acted for a Hong Kong based supplier of consumer goods in DIFC-LCIA arbitration proceedings and parallel English High Court proceedings against a Saudi Arabian purchaser for non-payment of goods received.
  • Acted for an international oil major in an LCIA arbitration in London concerning the sale of assets in Cameroon and the enforcement of warranties and indemnities.
  • Acted for an Irish listed healthcare company in both London seat ICC proceedings and English High Court proceedings against Indian and Singaporean companies and individuals relating to losses arising from breach of warranties on an acquisition, and related issues of conspiracy, deceit and breach of director’s duties.
  • Acted for the respondent State in defending ad hoc arbitration proceedings brought by an Asian construction company under a Bilateral Investment Treaty relating to alleged losses of US$2 billion suffered on the termination of its investment in construction and infrastructure projects, and involving issues of full protection and security, expropriation and fair and equitable treatment.
  • Acted for a multinational mobile telecommunications company in an ICC arbitration arising out of a tender for a mobile license in a Middle Eastern state.
  • Acted for a Burkina Faso subsidiary of an English listed company in a London seat arbitration concerning supply of goods for operation of a gold mine in Burkina Faso.
  • Acted for the State of Libya in defending ICC arbitration proceedings brought by a Turkish construction company under the Libya-Turkey Bilateral Investment Treaty relating to non-payment of debts, and involving issues of denial of justice and expropriation.
  • Acted in a complex LCIA arbitration worth over USD 100 million concerning the ownership of property in Moscow and breaches of a shareholders’ agreement, and spanning several jurisdictions including Russia, England, Cyprus, Switzerland and the BVI.
  • Acted in an LCIA arbitration for a Japanese trading house in a dispute concerning the supply of emission credits under the Kyoto Protocol.
  • Acted in an LCIA dispute concerning the supply of coal from an Australian mining company to an Indian steel manufacturer.
  • Acted for a Middle East drilling contractor in a SIAC arbitration in Singapore concerning a dispute over the hiring or rigs in Iranian waters.

Commercial Litigation

  • Acted for Privinvest, one of the largest shipbuilders in the world, in English High Court proceedings brought against it by the Republic of Mozambique in respect of alleged corruption in the supply of maritime vessels and associated goods and services. The case involved an application for a stay under s.9 of the Arbitration Act 1996 before the High Court, the Court of Appeal and the Supreme Court.
  • Acted for a UK logistics supplier in a dispute in the Technology and Construction Court in London arising out of an outsourcing project with a global technology company.
  • Acted in High Court proceedings brought under s.68 of the Arbitration Act 1996 to challenge an arbitral award on the basis that it was contrary to public policy and/or obtained by fraud.
  • Acted for a high net worth individual in successfully resisting a Norwich Pharmacal order in respect of documents and information sought from him concerning alleged financial mismanagement.
  • Acted for a Korean trading company in successfully obtaining a worldwide freezing injunction from the English Courts in support of the enforcement of an arbitral award rendered in Singapore.
  • Acted for a composer in an English High Court action against members of a well-known heavy metal band for breach of copyright.
  • Acted for the estate of a well-known musician in two matters before the High Court and the Court of Appeal, obtaining judgment for breach of performer’s rights.


Marks & Clerk set for trial in ‘secret commissions’ case after appeal rejectedWorld Intellectual Property Review – 24 April 2024

IP Firm Can’t Take Bid To Block Clients’ Case To Top CourtLaw360 – 24 April 2024

Marks & Clerk to face ‘secret commissions’ case at trialManaging IP – 24 April 2024

UK Supreme Court rejects Marks & Clerk’s appeal in secret commissions case – Solicitors Journal – 23 April 2024

Is enforcement of foreign arbitral awards safe against fraud? – Financial Regulation International – 3 April 2024

Is enforcement of foreign arbitral awards safe against fraud? – The Global Legal Post – 27 March 2024

Court of Appeal green lights group claim against Marks & Clerk over commission paymentsThe Global Legal Post – 23 January 2024

Revamping England’s 1996 Act – the latest consultation paperGlobal Arbitration Review – 17 April 2023

Confidentiality in arbitration needs no reform – Commercial Dispute Resolution – 12 April 2023

PAW2023: Keeping arbitration fit for purposeCommercial Dispute Resolution – 3 April 2023

IP law firm fails in bid to strike out ‘secret commissions’ claim – Legal Futures – 27 February 2023

IP Firm Can’t Block Claim Over Secret CommissionsLaw360 – 24 February 2023

IP firm to face class action over secret commissions – CDR News – 24 February 2023

Proposed updates to the Arbitration Act 1996The Law Society Gazette – 11 November 2022

Signature promotes in London – Global Arbitration Review – 6 October 2022

Commercial arbitration specialist Neil Newing promoted to partner – CDR News – 6 October 2022

Maintaining England and Wales’ status as a leading destination for commercial arbitration – The Law Society Gazette – 3 February 2022

Court upholds decision to refuse enforcement and recognition of arbitral award under Arbitration ActThe Law Society Gazette – 26 January 2022

Issues To Watch In Potential English Arbitration Act ReformLaw360 – 22 December 2021

Pourquoi la décision Halliburton vs Chubb fascine-t-elle tant la communauté de l’arbitrage britannique ? – Option Droit et Affaires – 3 February 2021

Counsel Neil Newing and Associate Olivia Flasch examine the Halliburton Chubb Supreme Court rulingUK Supreme Court Blog – 2 February 2021

Supreme Court clarifies arbitration bias in Deepwater Horizon Chubb rulingInsurance POST – 1 December 2020

Chubb wins UK Supreme Court case against Halliburton – Insurance Business UK – 30 November 2020

International community “will see Halliburton ruling as protecting Bar”Litigation Futures – 30 November 2020

UK Supreme Court dismisses appeal over apparent biasGlobal Arbitration Review – 27 November 2020

STAND-OUT CASE OF THE WEEK: HALLIBURTONEdward Fennell’s Legal Diary – 27 November 2020

UK Supreme Court rules in favour of Chubb Bermuda in case against HalliburtonBermuda Re/insurance – 27 November 2020

UK court rules in favour of Chubb in case against HalliburtonIntelligent Insurer – 27 November 2020

Governing law of arbitration agreements: cutting the Gordian knotPLC Magazine – 1 November 2020

Significantly lower award of damages against Spain in latest investor-state arbitration claim over renewable energy tariffs (PV Investors v Spain)Lexis PSL – 11 March 2020

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