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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

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

Following several years working as a professional musician, Graham was called to the bar in 2009 and joined Chambers in September 2010, since when he has developed an extensive common law practice, with a particular focus on criminal law.

His practice is predominantly based in the Crown Court, both defending and prosecuting, encompassing a wide range of offences including physical and sexual offences, drugs, fraud, property, environmental and road traffic offences.

Graham is a Grade 3 prosecutor.


•    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 H and others (2013) – defence of woman, of previous good character, caught up in series of domestic burglaries involving husband.

R v G and W  (2013)

Case involving series of professionally planned burglaries of garages across North East involving the theft equipment worth in excess of £40,000. Currently advising on ongoing POCA application.

R v F (2013)

Case involving allegation of aggravated burglary and s.18 offence. Issues as to application of hearsay provisions for witnesses in fear; further complex issues of joint enterprise.

R v F (2013)

Defence of juvenile identified by police officers from still images obtained from CCTV. Issues as to admissibility of police officers’ identification evidence where there had been significant breaches of PACE Code D.

RSPCA v M (2013)

Defence of M (15 year old) charged with offences contrary to s.4 and s.9 of the Animal Welfare Act. Issues as to parental responsibility for animal’s welfare and interpretation of s.3(4) of the Act.

R v T (2013)

Prosecution of 18-year-old with mental health issues for assault occasioning actual bodily harm. Significant issues in relation to defendant’s fitness to stand trial.

R v W and others (2013)

Defence of man charged with high-level violent disorder in South Shields culminating in two s.18 offences being committed by co-accused wielding a machete.

R v H  (2012)

Led by Paul Greaney QC in defence of a man charged with the attempted murder of his former partner against a background of domestic violence and breaches of a restraining order. Case involved significant bad character issues and attracted 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. Dealt with important disclosure issues arising from police investigation into unexplained deaths at the home.

R v L  (2012)

Defence of man charged with robbery from a taxi driver. Complex issues of joint enterprise and identification evidence.

R v B (2012)

Defence of 18-year-old of good character charged with assault by penetration and sexual activity with a child; public Interest Immunity issues in relation to complainant’s disclosures to her counsellor.

R v D (2012)

Defence of man – convicted of involvement in large-scale cannabis farm in Hartlepool in POCA proceedings in which Crown contended his benefit had been in excess of £200,000. Court concluded he had not in fact benefitted.

R v W and others (2012)

Defence of man in three-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.

R v M  (2011)

Defence of bouncer charged with s.20 offence against customer.




•   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.

Recent cases include:

R (DWP) v L (2013)

Prosecution of L for benefit fraud resulting in overpayment of in excess of £30,000 over five-year period.


•   Experienced in representing individuals prosecuted by Environment Agency

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

Recent cases include:

FSA v W Ltd (2013)

Defence of company owning abattoir in North of England prosecuted for various regulatory offences by FSA.

EA v A Ltd and S (2012)

Defence of company and director of company prosecuted by EA for numerous breaches of Environmental Permitting Regulations alleged at waste disposal site operated by defendant company.


•   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.

Recent cases include:

UKBA v B and others (2012)

Case involved four-day contested forfeiture hearing in relation to cash seized (in excess of £40,000) from a Gateshead-based college whose owners had facilitated breaches of immigration law. Included significant issues in relation to causation under s.298 of POCA 2002.


•   Experienced in representing both claimants and defendants in possession claims.

•   Experienced in dealing with neighbourhood disputes.


•   Experienced in representing parents in public law and private law proceedings.

•   Experienced in appearing for both sides in contested applications for non-molestation orders.


Graham continues to play the flute professionally, albeit on a reduced scale, and he plays and records on a regular basis with the Dunedin Consort and Players under John Butt, and with The Herschel Trio.