LAWYER PROFILE
Brian McDonnell

Brian McDonnell

UK 2026

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Ranked in 1 practice area

About

Provided by McDonnell Ellis LLP

Practice Areas

Brian is a founder partner of McDonnell Ellis LLP, a specialist financial services law firm working with a range of financial services firms as well as other law firms without sufficient FS regulatory expertise.

Brian's practice covers all aspects of financial services law and regulation including banking, wholesale financial services, funds and payments.

Brian's practice includes:

- all regulatory perimeter issues;

- client money / CASS;

- E-money / payments regulation;

- systems and controls (including outsourcing);

- governance / SMCR;

- PRA / FCA Handbook queries;

- derivatives / EMIR;

- bank capital / MiFIDPRU;

- cryptoasset / tokenisation issues;

- market abuse;

- money laundering compliance;

- drafting customer terms / commercial agreements with regulatory content;

- collective investment scheme advice;

- funds structuring, including all AIFMD matters;

- financial promotions; and

- regulatory authorisations (including Appointed Rep arrangements).

Brian also assists on corporate transactions including due diligence; warranties; and FCA change of control.

Professional Memberships

Vice-chair of the City of London Law Society Regulatory Law Committee.

Member of the Lexis Financial Services Consulting Editorial Board.

UK legal advisor to the Association of International Life Offices.

Publications

Author of Thomson Reuter’s A Practitioner’s Guide to Inside Information (2nd edition). ​

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Financial Services: Non-contentious Regulatory - UK-wide

Band 4
Band 4

Individual Editorial

Brian McDonnell works with investment fund and banking clients on navigating regulatory requirements, both long term and in relation to transactions.

Strengths

Provided by Chambers

  • He provides a high standard of service and is well experienced.

    Financial Services: Non-contentious RegulatoryChambers Guide to the Legal Profession
  • Brian is an outstanding advisor in all respects, he is responsive and always able to interpret the relevant laws and regulations in a way that is practical to the business.

    Financial Services: Non-contentious RegulatoryChambers Guide to the Legal Profession
  • He is a subject matter expert. He understands the technical, legal and compliance issues and applies this expertise in a commercially minded and pragmatic way.

    Financial Services: Non-contentious RegulatoryChambers Guide to the Legal Profession

Ranked Individuals at McDonnell Ellis LLP (1)

UK-wide

  • Profile image of Brian McDonnell
    Brian McDonnell

    Financial Services: Non-contentious Regulatory

    View profile

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