Tom Parker

R v AK [2025] – Leading Junior (leading Adam Shaw) for the first defendant in a 5-week trial concerning a conspiracy to supply Class A drugs in the Kings Cross area.

R v UK [2025] – instructed on a direct access basis to represent a former solicitor accused of defrauding his firm.

R v A [2025] – Led junior for the defence in a trial before May J concerning the dissemination of terrorist publications and the printing of 3D firearm components. Read the press coverage here.

R v M (Operation Singapore) [ongoing] – instructed as junior alone by CPS Complex Casework Unit in the prosecution of a defendant alleged to have been selling multiple types of drugs over the ‘dark web’.

R v HG [2025] – 4 week trial of attempted murder with a firearm. Led junior for the second defendant, who fired the near-fatal shot in the context of ’tit-for-tat’ gang warfare in Watford. Read the press coverage here.

R v ZA [2025] – Joint enterprise possession of a firearm with intent to cause fear of violence. Tom represented (as junior alone) the first defendant. Following a three-week trial at Snaresbrook CC the defendant was acquitted.

R v RW [2025] – Instructed in a ‘cut throat’ trial as junior alone for a defendant charged with s.18 GBH. The defendant had been captured on CCTV using a large zombie knife to inflict a life-threatening wound against the first defendant, who was accused of aggravated burglary. The jury acquitted the defendant of s.18 GBH and convicted of a lesser alternative offence.

R v M [2025] – Instructed as junior alone for the first defendant in a six-week trial prosecuted by CPS Complex Casework Unit. The first defendant was alleged to have been the co-leader of an OCG in Milton Keynes sourcing wholesale quantities of cocaine and heroin from Nigerian importers based in London.

R v VT and others (Operation Celtic) [2024] – led junior (led by Elizabeth Muir) in the prosecution of a conspiracy to supply 64kg of high-purity cocaine, worth over £1.9 million, involving organised crime groups from Mexico, Peru, Israel and the UK. The cocaine was imported from Peru to the UK concealed inside a vintage Cadillac car. Read the press coverage here.

R v G [2024] – instructed by East of England Complex Casework Unit in a 4-day trial of issue concerning a series of cryptocurrency frauds worth over £1.2 million. The largest of the frauds, initially investigated by the FBI, involved the defendant and another US-based individual hacking into the cryptocurrency exchange EtherDelta and stealing large sums of cryptocurrency. Read the press coverage here.

R v J [2024] – Privately instructed to defend a founder and CEO of several medical recruitment firms, accused of investment fraud and money laundering offences. Following detailed cross-examination of the Crown’s witnesses, the Crown reviewed the case and concluded there was no longer a reasonable prospect of conviction. The case was stopped and the defendant was acquitted.

R v T and T [2023] – Successful prosecution of two defendants for fraud by abuse of position. The defendants defrauded Suffolk County Council of over £200,000, money intended for the care of their disabled son. The 5-week trial involved extensive examination of banking material and social care records. Read the press coverage here.

R v M and others (Operation Carter) [2023] – Led junior for the Prosecution (led by John Hallissey), instructed by East Midlands Complex Casework Unit. An ‘EncroChat’ case, investigated by East Midlands Special Operations Unit, concerning the multi-kilo supply of Class A supply by groups across the Midlands and North of England. Read the press coverage here.

R v DG and others (Operation Limousine) [2023] – Led junior for the Prosecution, instructed by East of England Complex Casework Unit, in a six-week, five-defendant trial, concerning the sale and transfer of 10 firearms and over 100 rounds of ammunition, in addition to the multi-kilo supply of Class A and Class B drugs. Subsequently instructed as junior alone in the contested POCA proceedings, which included benefit figures of over £2.5 million and hidden assets in Bangladesh. Read the press coverage here.

R v P [2023] – Led junior for the defence (led by Dean Armstrong KC), instructed on a private, direct access basis. A complex corporate blackmail case in which the Chairman and Head of Compliance on the board of a ‘green’ investment firm were accused of using the threat of whistleblowing to the Financial Conduct Authority to leverage a more advantageous severance package. Read the press coverage here.

R v G [2021] – Led junior for the defence (led by Alesdair King) in a seven-week case concerning historic sexual abuse and child rape. There were 10 complainants and over 40 counts on the Indictment. It has been described as the largest case of its type in the history of Bedfordshire Police, and was featured on Channel 4’s 24 Hours in Police Custody. Read the coverage here.

DPP v Ahmed [2021] – Tom acted for the Respondent (against treasury counsel instructed for the Appellant) in an appeal by way of case stated in which the High Court considered the meaning of “functions” of an emergency worker and, in particular, the limits of police powers. The judgment provided important guidance on the interpretation of the word “functions”, and the relevant test to be applied. The judgment can be found here.

Tom is a diligent and tenacious advocate with a grounded and engaging style. He is intelligent and pays great attention to detail, particularly in complex matters.Legal 500, 2026

Tom is dedicated and highly personable.Legal 500, 2026

Tom is an outstanding young barrister. He is clever without feeling the need to show his intelligence off. He is calm and performs well under pressure. He is also a thoroughly decent individual and this shines through in his engagement with others making him both persuasive and very effective. He is destined for great things.Legal 500, 2025

Tom is a talented junior. He has exceptional knowledge of financial crime and associated quasi-criminal proceedings.Legal 500 2024

Tom is an exceptional advocate and a real asset to Chambers. I cannot commend him enough for his dealings with the matter: his meticulous preparation, his engagement with the client, his manner in Court, his fluency in advocacy combining his tactical thinking and an exceptional cross examination style. His abilities far exceed his year of call, and I have no doubt that they were integral in securing the result. Solicitor at Johnson Astills

The way that Mr Parker prosecuted this case was really exemplary. Judge, at the conclusion of a 4-week fraud trial