Jonathan Marks > Slaughter and May > London, England > Lawyer Profile

Slaughter and May

Living Wage

Work Department

Asset Management
Corporate and M&A
Financial Regulation
Pensions de-risking


Jonathan is head of one of our corporate groups and our insurance practice. He has a corporate and corporate finance practice and has been involved in demutualisations, fund-raisings, joint ventures and private and public acquisitions.


Joined Slaughter and May in 1987. Partner since 1997.


St Paul’s School; Trinity Hall, Cambridge (MA).

Lawyer Rankings

London > Insurance > Insurance: corporate and regulatory

(Leading individuals)

Jonathan MarksSlaughter and May

Slaughter and May is highly regarded for its expert handling of large-scale transactions in the insurance sector, including public and private M&A, debt and equity capital markets work as well as cross-border reinsurance transactions. Part VII transfers, pension deriskings, restructurings and complex disputes are further key areas of focus for the department. In the past year, the practice has seen increasing instructions in relation to consolidation deals in the non-life retail broking sphere. Jonathan Marks oversees the team, recommended for dealing with corporate, governance and risk transfer issues. Craig Cleaver focuses on M&A in the insurance-space, while Nick Bonsall handles insurance advisory and derisking matters. Robert Chaplin works across the life and non-life sectors for insurance groups, financial sponsors, Lloyd’s businesses and government/supra-national organisations.