Mark Sullivan

Mark Sullivan

Call 1997

 Download CV
 Download vCard

Public Law & Regulatory

Criminal & Quasi-Criminal

Mark Sullivan has extensive experience and expertise in prosecuting and defending in regulatory crime. He was previously on the Attorney General’s list of criminal advocates and was instructed by the DBIS (formerly DTI) and the HSE in criminal matters. Latterly he has specialised in representing individual and corporate Defendants in all aspects of regulatory criminal proceedings. He has appeared in cases brought by the HSE, Trading Standards, the Environment Agency, Fire Authorities and VOSA, amongst others.

Licensing and Regulatory

Mark Sullivan represents Commercial and Public Sevice Vehicle Operators in the criminal courts and appears frequently in Public Inquiries before the Traffic Commissioners.

He also advises and represents individuals and firms before Admissions, Registration and Licensing Committees of various professional bodies and in the Tribunal System (Social Care and Social Entitlement Chambers).

Current and recent cases include:

Re: H Ltd.- advised in relation to breaches of Transport Act 1985 registered bus services.

Re: GP Ltd. – advised and represented at Public Inquiry a restricted licence holder in relation to numerous breaches of its licence.

ACCA v H&Co. – advised accoutancy firm and individual partners in relation to proceedings to revoke an auditing certificate following referral to the ACCA Admissions & Licensing Committee.

ACCA v E – advised sole practitioner in relation to alleged breaches of ACCA audit licence and client account rules. Direct access client.


Mark Sullivan brings his many years of experience as a criminal advocate to the field of professional disciplinary proceedings. He advises and represents firms and individuals before the disciplinary and fitness to practise committees of various professional bodies in the healthcare, accountancy, finance and related sectors.

Current and recent cases include:

ACCA v E – see above.

HCPC v J – represented social worker in connection with discontinued fitness to practise proceedings.

Mark Sullivan sits as a Legal Assessor for the Nursing & Midwifery Council, the Association of Accounting Technicians and the Chartered Institute of Public Finance & Accountancy.

He accepts instructions under Conditional Fee Agreements in appropriate cases and is registered for Direct Access.

Member of the Association of Regulatory & Disciplinary Lawyers and the Western Circuit. 


February 2 2012:

Mark Sullivan provided an accredited lecture on “Tripping and slipping accidents at work more

... more news

Academic Qualifications

LLB (Hons)

JJ Fellowes Prize

Professional Qualifications and Appointments

  • Legal Assessor to the Nursing and Midwifery Council

Professional Bodies

  • Association of Regulatory & Disciplinary Lawyers
  • Personal Injury Bar Association (PIBA)
  • Professional Negligence Bar Association (PNBA)
  • Western Circuit