Leeds +44 (0)113 243 3277 | clerks@newparkcourt.co.uk
Newcastle +44 (0)191 232 1980 | clerks@newparkcourt.co.uk
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Welcome to

New Park Court Chambers

"Regarded as ‘one of the most prominent sets for crime in the North of England’."
- Legal 500 2015

Private Client

"Clients 'would strongly recommend New Park Court Chambers to anyone looking for a strong criminal or regulatory lawyer'."
- Chambers and Partners 2016

Graham O’Sullivan 2009



•          Called 2009 – Middle Temple, Certificate of Honour

•          Bar Vocational Course – City Law School – Outstanding

•          GDL, City University – Commendation

•          B.A. (Hons) English Literature, Cambridge University, Senior Exhibitioner.

•           CPS level 3 Prosecutor

Graham O’Sullivan was educated at City of London School, Cambridge University and City University, London. He was called to the bar in 2009, joining Chambers in 2010, since when he has established a busy practice both prosecuting and defending in the Crown Court.   He is a Grade 3 Prosecutor and, since 2015, has been briefed in a variety of high profile cases for the CPS CCU (complex casework unit). Having started his practice based in Newcastle, Graham moved to York in 2013, allowing him to develop what is now a circuit-wide practice.

Business, Organised and Individual Crime:

•          Prosecutes and defends in the Crown Court and Magistrates’ Court (Adult and Youth)

•          CPS Panel Advocate (Grade 3)

•          Experienced in dealing with complex and sensitive disclosure issues

•          Experienced in dealing with all aspects of confiscation proceedings under POCA 2002

Recent cases include:

R v T (2017) – prosecution of baby shaking case in Bradford Crown Court.

Operation Emerald (2017) – junior in prosecution of defendants for conspiracy  to supply heroin and cocaine in a case linked to the Operation Sanctuary in Newcastle Crown Court.

R v D and R and N (2015) – prosecution of 3-week trial in Newcastle Crown Court of 3 defendants who had defrauded 4 elderly and vulnerable victims of close to £500,000 employing a Ponzi scheme having set up a sham investment company in Dubai.

R v D (2015) – prosecution of high profile and high value benefit fraud in case attracting national press attention in Teesside Crown Court

R v F (2013) – prosecution of aggravated burglary and s.18 offence in Newcastle Crown Court.  Issues as to application of hearsay provisions for witnesses in fear and further complex issues in relation to joint enterprise principles.

R v H  (2012) – led by Paul Greaney QC for defence in attempted murder trial in Carlisle Crown Court, a case attracting local and some national media attention following Attorney General’s decision to refer sentence to the Court of Appeal.

R v J; R v A (2012)

Instructed as disclosure counsel by CPS in high profile prosecution of care-worker and nurse at Southern Cross care home in Newcastle Crown Court. Dealt with important disclosure issues arising from police investigation into unexplained deaths at the home.

R v W and others (2012)

Defence of man in 3-week long appeal against conviction for statutory nuisance under the Environmental Act 1990. Case involved significant issues in relation to both expert evidence and costs.




• Regularly instructed to prosecute on behalf of other government agencies including the Home Office (formerly UKBA), Department of Welfare and Pensions, Department of Business, Innovation and Skills, National Probation Service.

• Regularly instructed to defend individuals and companies prosecuted by these agencies.


Regulatory and Professional Discipline:

• Experienced in representing individuals prosecuted by Environment Agency

• Experienced in representing individuals prosecuted by and the Foods Standards Agency.


Civil and Commercial Law:

• Experienced in conduct of forfeiture and condemnation proceedings on behalf of the Home Office (formerly UK Border Agency)

• Experienced in wide range of cases in the County Court including personal injury, road traffic accidents, claims in relation to the supply of goods and services.