Gill Mansfield

Gill Mansfield

Mediator
UK Panel

Professional Overview

Gill Mansfield is a leading commercial mediator and former barrister with more than 25 years of experience resolving complex commercial, technology and cross-border disputes. Ranked by both Chambers & Partners and The Legal 500, she specialises in commercial contracts, shareholder disputes, intellectual property, technology, media, construction, competition law and international business disputes.

Before becoming a full-time mediator, Gill held senior General Counsel and Head of Legal roles within major international organisations across the technology, media, entertainment and consumer sectors. Her combination of commercial leadership, board-level experience and legal expertise enables her to help businesses resolve complex disputes pragmatically while preserving valuable commercial relationships.

Testimonials

"This was little short of a masterclass in how an effective mediation session should be conducted… I would have no hesitation in highly recommending Gill as a very effective, professional and personable mediator." - Counsel in an online mediation
"Gill has an innate ability to understand what really matters to the parties at a mediation, and to forge a meeting of minds between them." - Senior Partner, London law firm
"Gill is an excellent mediator who demonstrates mastery of her subject area, with great client service and superb commercial awareness." - Chambers & Partners

Experience & Mediation Approach

Gill's mediation practice centres on commercial, technology and cross-border disputes. She regularly assists multinational corporations, SMEs, public bodies, educational institutions, technology businesses and private clients in resolving disputes involving commercial contracts, shareholder and boardroom relationships, intellectual property, construction projects, employment matters, professional negligence, competition law and international trade.

Alongside her mediation practice, Gill previously served in senior legal leadership roles for global technology, media and entertainment organisations, advising on high-value commercial transactions, digital transformation projects and international litigation. She has also held numerous board and governance positions, including serving on the Board and Members' Council of PRS for Music and advising organisations operating within the technology-for-good and ESG sectors. Her experience as both legal adviser and business leader provides valuable insight into the commercial realities that underpin complex disputes.

Her mediation experience spans commercial contracts, shareholder and partnership disputes, intellectual property, technology and software disputes, construction and engineering matters, media and entertainment, competition law, employment and workplace conflicts, property disputes, healthcare, professional negligence, public procurement and cross-border litigation. She is particularly experienced in disputes involving technology, digital businesses, international stakeholders and ongoing commercial relationships.

Clients value Gill's energetic, commercially astute and highly collaborative style. She prepares meticulously, builds trust quickly and combines strong legal analysis with practical commercial insight. Her ability to reality test constructively while maintaining momentum enables parties to overcome impasse, evaluate risk realistically and achieve durable, commercially sensible settlements.

Expertise

  • Employment & Workplace
  • Commercial & Corporate
  • Construction, Property & Planning
  • Banking, Finance & Insurances
  • Technology, Media & IP
  • International Trade & Competition
  • Culture, Lifestyle & Sport
  • Healthcare & Personal Matters
  • Public Sector & Governance

Languages

  • English

Awards

CEDR-accredited Mediator-HR
Legal500
Chambers & Partners

Other Awards

  • Ranked as a Leading Mediator by Chambers & Partners
  • Ranked as a Leading Mediator by The Legal 500
  • Fellow of the Chartered Institute of Arbitrators (FCIArb)
  • Fellow of the Civil Mediation Council
  • CEDR Accredited Mediator
  • Approved Mediator (New York, USA)
  • Member of the WIPO Panel of Intellectual Property Neutrals
  • CPR Panel of Distinguished Neutrals (New York)

Memberships

  • CEDR Panel Mediator
  • Fellow, Civil Mediation Council
  • CMC Registered Civil & Commercial Mediator
  • Fellow, Chartered Institute of Arbitrators (FCIArb)
  • Member, Honourable Society of Lincoln's Inn
  • Member, Association for Conflict Resolution (Greater New York)
  • Member, Society for Computers and Law