The Legal 500

Twitter Logo Youtube Circle Icon LinkedIn Icon


Work 03333 202220
Fax 03333 204440

John Groome

Work +44 (0)20 7280 8832

Work Department

I am a Partner in the Insurance team and head of the Global Casualty & Property group.




I act for insurers and reinsurers handling complex casualty and property coverage claims. I also act for insurers in respect of medical device and pharmaceutical claims, offshore and onshore energy risks, property losses, D&O liabilities and, for professional indemnity insurers, defending claims against insurance brokers.

London: Dispute resolution

International arbitration

Within: International arbitration

DWF hired Richard Twomey, who focuses on technology and energy based disputes, from Pinsent Masons LLP. He joins a team that includes Jonathan Moss, whose practice includes arbitration in the marine, non-marine and reinsurance sectors. Stefan Paciorek, Antony Woodhouse and John Groome are also recommended.

[back to top]

London: Insurance

Insurance and reinsurance litigation

Within: Leading individuals

John Groome - DWF

Within: Insurance and reinsurance litigation

‚ÄėA strong team who complement each other‚Äôs skill sets and good connections to lawyers abroad‚Äô are the key factors that define DWF's¬†practice. It has particular expertise in high-value international cases and a deep bench with a core team of 16 partner and 65 associates working in the sector, which makes ‚Äėthe service excellent as well as the response times, flexibility and advice market leading‚Äô. In a recent highlight, Kieran Walshe¬†acted for RSA in Spire Healthcare Ltd v Royal & Sun Alliance Insurance Plc, a policy coverage dispute arising out of the medical malpractice and illegal practices of consultant breast surgeon Ian Paterson.¬†Practice head Jonathan Moss¬†is¬†currently acting for Travelers in a case involving a collision between a container vessel and a mobile harbour crane in Freetown Terminal, Sierra Leone. Global casualty team head¬†John Groome¬†has ‚Äėsignificant experience in the UK and US‚Äô and acts for direct insurers on coverage and property/product liability claims. Another notable team member is the ‚Äėefficient and strategic‚Äô Antony Woodhouse,¬†who is ‚Äėexcellent in insurance arbitration practice and an absolute pleasure to work with on a day-to-day basis‚Äô. David Abbott¬†joined from Clyde & Co LLP¬†in 2018.

[back to top]

Professional negligence

Within: Professional negligence

DWF‚Äôs ‚Äėfirst-rate‚Äô team is particularly noted for its experience across construction, financial services, pensions and legal sector claims. Tim Barr¬†defended AIG and its insured, Follett Stock, against a ¬£1m professional negligence claim brought over the failure to bring proceedings against the claimant‚Äôs former solicitors for alleged negligence in relation to the execution of a will and an agreement entered into in 1997.¬†Michael Robin¬†and associate Chris Lewis¬†represented a law firm and its primary layer insurer, QBE, in a ¬£1.1m claim brought by a property development company. Joanne Staphnill, Robin and Lewis represented a leading law firm and its primary layer insurer, Chubb, in a ¬£34m claim brought by a company in liquidation and its liquidators. Harriet Quiney¬†is a ‚Äėgood strategic thinker‚Äô and is experienced in professional indemnity disputes in the financial services and pensions sectors;¬†John Bennett¬†is experienced across disputes involving solicitors, barristers, accountants, IFAs and patent agents; Peter Campion¬†and Mark Klimt¬†are particularly experienced in construction claims; and Simon Gildener¬†handles cases in the financial sector. Andrew Davis, Sheona Wood, John Groome, director¬†Jonathan Hyde¬†and recently promoted partner Eileen Pathiraja¬†are also recommended, as are senior associates Tom Mungovan, Joanna Batchelor¬†and James McKay. Peter Sewell¬†heads the team. Antony Marsh retired; Jacquetta Castle and Joseph Arazi departed for in-house roles;¬†Matthew Olorenshaw¬†joined DAC Beachcroft LLP;¬†Simon Durkin¬†joined Weightmans LLP; and Alexandra Goddard also left the firm.

[back to top]

Back to index

Legal Developments in London

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to
  • The legal difference between a consultant and an employee according to Nicaraguan Law

    Knowing the legal difference between a consultant and an employee is important for a company that needs to hire someone in Nicaragua or for a person interested in rendering services for a company or another person, due to the fact that the nature of the contractual relationship will determine many factors that both parties must be aware of before executing the contracting modality that will govern the relationship between them - the nature of the contractual relationship impacts on the employment benefits, tax implications and liabilities that the parties must comply with according to the law.  labor_law_in_nicaragua
  • Single director - shareholder Companies according to the Nicaraguan legal system

    What is a Single Shareholder and Director legal entity?
  • Business in Nicaragua- The Most Important Changes in the Recent Tax Reform

    In recent years, the country ŐĀs the government has been committed to improving Taxation in Nicaragua and attempting to follow the legislative model used by some of the other countries in the region. Starting January 1st, 2013, a new tax law (Law No. 822, Tax Concertation Law) came into force in and completely changed the taxation system in Nicaragua. Two years later a new law was issued by the National Assembly containing more than 80 amendments, additions and repeals (Law No 891) which came into force December 18th, 2014.