Conor Ewing

Call 2020


Conor’s professional negligence practice encompasses a wide range of professions including architects, designers, engineers, lawyers and surveyors. He has experience acting for both claimants, defendants and insurers. He has a particular interest in cases which overlap with his construction practice.

Conor has contributed to Bloomsbury’s ‘Journal of Professional Negligence’.

Notable Professional Negligence cases

Acting as junior counsel for the Royal Borough of Kensington and Chelsea and the Tenant Management Organisation in relation to recovery actions arising out of the Grenfell Tower fire (led by David Turner KC, Clare Dixon KC and Isabel Barter).

Acting for solicitors in a c. £12 million claim arising out of the sale and purchase of a company (led by Timothy Killen).

Acting as sole counsel for a firm of architects in a case concerning the scope of an architect’s duty of care and the correct measure of loss.

Assisting Isabel Barter in the appeal in Page v Kidd [2021] 11 WLUK 294, a solicitor’s negligence case concerning s.14B of the Limitation Act 1980.

Conor is regularly instructed as sole and junior counsel in a range of product liability disputes. He has particular experience with cases involving construction products, white goods and medical devices and is often led in cases involving group/multi-party litigation.

Notable Product Liability cases

Acting as junior counsel for the Royal Borough of Kensington and Chelsea and the Tenant Management Organisation (led by David Turner KC, Clare Dixon KC and Isabel Barter) in relation to recovery actions arising out of the Grenfell Tower fire.

Instructed (led by Toby Riley-Smith KC and Anna Hughes) in multiple claims brought by patients against a leading manufacturer of a birth control product.

Assisting Charles Dougherty KC and Isabel Barter in group litigation concerning defective vaginal mesh products.

Instructed as sole counsel in a multi-day trial concerning the scope of a supplier’s liability under s.2(3) of the Consumer Protection Act 1987.

Instructed as sole counsel for a well-known producer of infant formula powder allegedly contaminated with Salmonella.

Conor has particular experience in construction disputes and accepts instructions in cases arising from various standard form construction contracts, such as the JCT, ICE, NEC, RIBA and FIDIC contracts. He is particularly sought after in construction disputes which overlap with his professional negligence expertise, including cases involving allegations against architects, engineers, and other contractual parties.

His current cases include a number of multi-million pound cladding claims following the Grenfell Tower fire, as well as claims under the Building Safety Act 2022 including claims for building liability orders.

Notable Construction cases

Acting as junior counsel in a multi-million pound cladding and fire protection claim in the TCC (led by Matthew Thorne).

Assisting Lynne McCafferty KC and Matthew Thorne in Lendlease Construction (Europe) Limited v Aecom [2023] EWHC 260 (TCC) which concerned amongst other things limitation in construction and professional negligence cases and continuing duties to review or warn.

Acting as junior counsel for Royal Borough of Kensington and Chelsea and the Tenant Management Organisation (led by David Turner KC, Clare Dixon KC and Isabel Barter) in relation to recovery actions arising out of the Grenfell Tower fire (led by David Turner KC, Clare Dixon KC and Isabel Barter).

Conor accepts instructions across the full spectrum of commercial work. He is regularly instructed as sole counsel in a broad range of commercial disputes and has experience with claims in deceit and economic torts.

Notable Commercial Litigation and Arbitration cases

Acting as sole counsel in securing interim injunctions, including orders for delivery up and other mandatory injunctions.

Acting as junior counsel in a c. £400 million claim involving claims for deceit and unlawful means conspiracy.

Acting as junior counsel in a multi-million pound claim relating to the allegedly negligent drafting of a share purchase agreement.

Advising on the arbitrability of an unfair prejudice petition.

Conor has an interest in cases with an international element, in particular those crossing his professional negligence, product liability and construction expertise. He also regularly advises on jurisdiction issues and disputes involving the application of foreign law.

Notable Private International Law cases

Acting in an arbitration worth about £3 million concerning the interpretation of the EU Motor Insurance Directives post-Brexit (led by Marie Louise Kinsler KC).

Assisting Marie Louise Kinsler KC, Howard Palmer KC and Alistair Mackenzie in a dispute concerning the applicable law of a multi-party insurance agreement.

Acting as sole counsel for a leading airline in a claim concerning the proper scope of the Montreal Convention.

Privacy Policy

Conor Ewing Privacy Policy

My contact details:

ICO Reg No: ZB044020
Address: 2 Temple Gardens, London, EC4Y 9AY
Phone: +44 (0)20 7822 1200

The type of personal information I collect

To enable me to provide you with legal advice and representation in courts, tribunals, arbitrations and mediations, I currently collect and process the following personal information:

Personal identifiers, contacts and characteristics (for example, name, date of birth and contact details), bank and financial details, your background and circumstance and education.

Other personal data relevant to, or included in instructions to provide legal services, including data specific to the instructions in question and data included in documents provided to me as part of instructions or otherwise.

Such information may include personal information relating to family members, associates, agents, employees, shareholders or beneficial owners. By providing such personal information to me, you automatically confirm that you are authorised to do so. It is not reasonably practicable for me to provide the information set out in this Privacy Notice to those individuals. Accordingly, where appropriate, you are responsible for providing this information to any such individuals.

Where necessary, I may also need to process Special Category data about you including

  • racial or ethnic origin;
  • personal data revealing political opinions;
  • personal data revealing religious or philosophical beliefs;
  • personal data revealing trade union membership;
  • genetic data;
  • biometric data (where used for identification purposes);
  • data concerning health;
  • data concerning a person’s sex life; and
  • data concerning a person’s sexual orientation.

How I get the personal information and why I have it

Most of the personal information that I process is provided to me directly by you or via the professional you have instructed such as a solicitor or consultant or other professional adviser who instructs me on your behalf to provide legal services.

I use the information that you have given me in order to

  • provide legal services to you, my client, including the provision of legal advice and
  • representation in courts, tribunals, arbitrations, and mediations
  • keep accounting records and carry out office administration
  • take or defend legal or regulatory proceedings or to exercise a lien
  • respond to potential complaints or make complaints
  • check for potential conflicts of interest in relation to future potential cases
  • promote and market my services
  • carry out anti-money laundering and terrorist financing checks
  • train other barristers and pupils, and when providing work-shadowing opportunities
  • publish legal judgments and decisions of courts and tribunals as required or permitted by law.

I may share this information with

  • other professional advisers such as other legal professionals and consultant experts and other witnesses
  • courts and tribunals
  • the staff in my Chambers
  • prosecution authorities
  • pupils and mini pupils
  • lay clients
  • family and associates of the person whose personal information I am processing
  • in the event of complaints, the Head of Chambers, other individuals nominated by Chambers who deal with complaints, the Bar Standards Board, and the Legal Ombudsman
  • other regulatory authorities
  • current, past or prospective employers
  • education and examining bodies
  • business associates, professional advisers and trade bodies, e.g. the Bar Council
  • professional indemnity insurers or brokers
  • the general public in relation to the publication of legal judgments and decisions of courts and tribunals
  • If you have engaged other professional advisers to instruct me on your behalf on the matters on which I am providing legal services to you, I shall assume that I may disclose your personal information to them unless you tell me otherwise.
  • I may be required to provide your information to regulators, such as the Bar Standards Board, the Financial Conduct Authority or the Information Commissioner’s Office. In the case of the Information Commissioner’s Office, there is a risk that your information may lawfully be disclosed by them for the purpose of any other civil or criminal proceedings, without my consent or yours, which includes privileged information.
  • I may also be required to disclose your information to the police or intelligence services, where, acting in good faith, I consider it required and permitted by law.

Under the General Data Protection Regulation (GDPR), the lawful basis I rely on for processing this information is

  • The processing is necessary for a contract I have with you, or because you have asked me to take specific steps before entering into a contract.
  • You are able to remove your consent at any time. You can do this by contacting me.
  • It may be necessary for me to share your personal data to comply with legal obligations to, for example, HMRC.

How I store your personal information

Your information is securely stored in Chambers or at my home. I use reasonable technical and organisational security measures such as password protection and encryption of computer generated data and keeping paper data secure to prevent personal information from being accidentally lost or destroyed, or used or accessed in an unauthorised way.

In this connection, Chambers, as data processor, acting on my behalf, will only process your personal data on my instructions and is subject to a duty of confidentiality.

The data will be held in line with any regulatory obligations and generally be kept for 6 years but may be 12 years, or longer where, for example, the case includes information relating to a minor, from the date of completion of instructions. At this point any further retention will be reviewed and the data will be marked for deletion or marked for retention for a further period.

All data will be securely deleted or securely shredded after this time without reference to you. I will store some of your information which I need to carry out conflict checks for the rest of my career. However, this is likely to be limited only to your name and contact details and the name of the case. It will not include any information that is “sensitive information” for GDPR purposes.

Your data protection rights

Under data protection law, you have rights including:

  • Your right of access – You have the right to ask me for copies of your personal information.
  • Your right to rectification – You have the right to ask me to rectify personal information you think is inaccurate. You also have the right to ask me to complete information you think is incomplete.
  • Your right to erasure – You have the right to ask me to erase your personal information in certain circumstances.
  • Your right to restriction of processing – You have the right to ask me to restrict the processing of your personal information in certain circumstances.
  • Your right to object to processing – You have the the right to object to the processing of your personal information in certain circumstances.
  • Your right to data portability – You have the right to ask that I transfer the personal information you gave us to another organisation, or to you, in certain circumstances.
  • You are not required to pay any charge for exercising your rights. If you make a request, I have one month to respond to you. Please contact me at 2 Temple Gardens, London, EC4Y 9AY or if you wish to make a request.

Transfer of your information outside the European Economic Area (EEA)

This privacy notice is of general application and as such it is not possible to state whether it will be necessary to transfer your information out of the EEA. If I do transfer your personal data I will use safeguards to ensure the data is fully protected as required by the UK Data Protection Regulations.

Changes to my Privacy Policy

From time to time, I may need to make chances to my privacy policy. If so, the changes will appear on my entry on the 2TG website.


As above, I may share your personal data with Chambers who may in turn use that data to notify you by email, or post about an invitation to seminars and similar events. You may opt out of receiving any such marketing communications at any time by using the “unsubscribe” link in any emails. In relation to how Chambers uses such data, please see Chambers’ privacy policy. Other than sharing personal data with Chambers as described above, I will not share your information with any other third party for marketing purposes.

How to complain

If you have any concerns about my use of your personal information, you can make a complaint to me or to my Senior Clerk, Lee Tyler at 2 Temple Gardens, London, EC4Y 9AY or You can also complain to the ICO if you are unhappy with how we have used your data.

The ICO’s address:

Information Commissioner’s Office
Wycliffe House
Water Lane

Helpline number: 0303 123 1113
ICO website:

© Briefed Ltd 2021. All Rights Reserved.

  • Winner of the Scottish Debating Matters Competition (top 4 in the UK)
  • Winner of the televised STV/Debating Matters Referendum Debate (2014)
  • Residential Scholarship, Lincoln’s Inn
  • Droop Scholarship, Lincoln’s Inn
  • Exhibition Award, Wadham College, Oxford

  • BPTC, City Law School
  • Bachelor of Civil Law, Wadham College, Oxford
  • BA Jurisprudence (First Class), Wadham College, Oxford

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