Polly Sprenger

Partner
“I’ve built my practice at the intersection of criminal and civil law, where reputations are on the line and the stakes are high. My role is to lead with integrity, act decisively, and ensure the path forward stands up to scrutiny.”

Polly Sprenger is a barrister with a distinguished reputation in corporate crime, civil fraud, and private prosecutions. She is known for leading high-stakes investigations, parallel civil and criminal litigation, and regulatory enquiries, with a discrete specialisms in private prosecutions, sports ethics enquiries and investigative integrity.

Operating at the intersection of civil and criminal litigation, her practice spans the full spectrum of financial crime and regulatory exposure. She is routinely instructed on high-profile and high-risk matters involving allegations of fraud, bribery, money laundering and other criminal misconduct. She represents corporates, boards, and senior executives in sensitive investigations and subsequent remedial litigation, through to enforcement, recovery and custodial penalties. Polly leads a team with a growing practice in sports ethics investigations, where they advise governing bodies and clubs navigating disciplinary and misconduct issues.

Polly is recognised in legal directories as a leading practitioner in private prosecutions and corporate crime and investigations. Clients and colleagues have said:

“Polly is an exceptional lawyer, and we have had numerous successes with her in fast-paced, complex and sensitive investigations. Polly is always professional and calm when under pressure.”

“Her background in investigations combined with her commercial and strategic abilities rate her among the best in her field.”

“Polly is top drawer. She is at the top of her game and a leading force in that area. She is a brilliant tactician. Clients love her, and opponents fear but respect her.”

Before joining Michelman Robinson, Polly was head of the sports sector group at Addleshaw Goddard, where she also co-led the fraud practice and headed the firm’s private prosecutions group. Earlier in her career, she served as head of strategic intelligence at the UK’s Serious Fraud Office and as technical advisor to a Parliamentary Inquiry into misconduct in the private investigation industry.

Polly is the author of a legal text book on deferred prosecution agreements and has contributed chapters to other leading texts on fraud and money laundering. She served as managing editor of the industry-produced Code for Private Prosecutors, a peer-reviewed publication offering best-practice guidance for private prosecutors, now frequently referred to in guideline judgments.

Representative Matters

  • Acting for the family of a high-profile individual whose assets were allegedly misappropriated through power of attorney arrangements, including tracing and restraining assets and obtaining numerous witness summonses against banks, local authorities, estate agents, auction houses, police forces, social workers, and carers to protect a vulnerable victim who had lost capacity.
  • Conducting a high-value cross-border fraud investigation, advising on potential criminal liability and jurisdictional nexus under UK law, and analysing the dissipation of proceeds through financial institutions in the UK and Switzerland.
  • Assisted an insurance company in uncovering the false identity of a business partner who concealed a criminal past and was wanted on outstanding warrants, including engagement with law enforcement in two jurisdictions.
  • Conducted an investigation into a £23 million fraud in the charitable sector, obtaining evidence through targeted court orders to support the return of control of the charities to independent oversight and providing evidential packages to law enforcement and regulators.
  • Worked on behalf of a multinational pharmaceutical and medical device company to investigate a long-running fraud and kickback scheme within an overseas subsidiary, preparing detailed investigation reports and advising on law enforcement engagement.
  • Acted for non-executive directors, secured lenders, and administrators of an insolvent telecoms company to uncover a $45 million fraud and prevent attempts to expand the scheme to other lenders. Represented the clients in discussions with law enforcement to ensure the alleged perpetrators were held to account.
  • Worked alongside administrators of an insolvent company to uncover one of the largest Ponzi schemes to impact the asset-backed lending industry, engaging with law enforcement to support and secure searches and arrests.
  • Conducted a cold-case review of hundreds of historic private prosecutions following the Criminal Cases Review Commission and Court of Appeal quashing of convictions. Advised on best-practice criminal case management and developed standard operating procedures to ensure judicial integrity.

Credentials

Bar & Court Admissions
  • Barrister, England and Wales (Bar Standards Board)
  • Called to the Bar 2012, The Honourable Society of Lincoln’s Inn
Professional Affiliations
  • Private Prosecutors’ Association
  • Fraud Lawyers Association
  • Criminal Bar Association
  • Proceeds of Crime Lawyers Association
  • Association of Corporate Investigators
Education
  • City St George’s, University of London, Bar Professional Training Course – Advanced Criminal Litigation, Fraud and Financial Crime (Very Competent)
  • University of Law, Graduate Diploma in Law (Distinction)
  • Association of Certified Fraud Examiners (ACFE), Certified Fraud Examiner
  • University of Minnesota, BIS, magna cum laude