Catherine Drinnan

  • Partner
  • 99 Bishopsgate
  • London EC2M 3XF
  • United Kingdom
  • T +44.20.7710.1116


Catherine Drinnan is a partner in the firm’s London office. Ms. Drinnan advises clients on employment law, pensions law, and the HR and pensions aspects of corporate, finance, and outsourcing deals.

Ms. Drinnan advises on the full spectrum of employment and pensions issues including:

  • Recruitment and severance
  • Downsizing
  • Discrimination claims
  • Employee consultation
  • Works council
  • Trade union issues
  • UK Pensions Regulator clearance applications
  • Pension plan de-risking

She has particular experience in advising on transfers of undertakings and cross-border acquisitions. Her clients praise her “helpful professionalism” on substantial corporate transactions.


Ms. Drinnan represents both issuers and underwriters in equity and debt offerings. She also has significant experience advising on initial public offerings.

Issuer Representation
  • Fiverr   
  • TI Fluid Systems 

Ms. Drinnan's experience includes advising:

  • Easybrain, a leading mobile game developer with a core focus on puzzle and logic games, in its acquisition by Embracer Group
  • Bridgepoint in its acquisitionof a majority stake in Kyriba Corporation, a developer of cloud-based treasury management software solutions
  • Shandong Ruyi Investment Holding on the transaction of Apparel & Advanced Textiles business of INVISTA, a producer of chemical intermediates, polymers, and fibers
  • Platinum Equity on its acquisition of the European vacation rental business of Wyndham Worldwide, a provider of hospitality services and related products
  • Theramex, a global specialty pharmaceutical company dedicated to women’s healthcare, in connection with the US$703 million acquisition by CVC Capital Partners of women’s healthcare assets from Teva Pharmaceutical Industries Ltd.
  • Bibby Offshore Services Plc, a British-based provider of offshore and subsea services, in connection with its debt restructuring
  • Thomas Cook providing general representation as well as:
    • Thomas Cook Airlines Belgium (TCAB), a Belgium-based leisure airline, on its sale to Brussels Airlines, a subsidiary of Lufthansa
    • Thomas Cook Group of Gold Medal Travel Group, UK-based tours and travels operator, on the sale to dnata
  • Broadcom:
    • On the acquisition of Brocade Communications Systems, a provider of data storage networking and application infrastructure management solutions
    • On the acquisition of CA Technologies Limited, a B2B developer of systems software and applications software for computing, virtual machine, cloud computing environments, mobile devices, and IoT
  • CVC Capital Partners and a consortium led by Blackstone on its £2.96 billion offer for Paysafe Group plc, a leading global provider of end to end payment solutions. The deal represents the largest public-to-private deal under the UK Takeover Code since 2010
  • Chevron on the disposal of its shares and related interests in Chevron South Africa and Chevron Botswana
  • ACCO Brands Corporation in connection with its €296.9 million acquisition of Esselte Group from private equity firm J.W. Childs
  • ViaSat Inc. in connection with its joint venture with Eutelsat Communications to combine Eutelsat’s current European broadband business with ViaSat’s industry-leading broadband technologies and consumer Internet Service Provider business expertise
  • Cerner Corporation on the employment and pensions aspects of its acquisition of the Health Information Technology Business Unit of Siemens
  • A global retail and investment bank head-quartered in the UK on the significant global employment and pensions aspects of its ground-breaking deal to outsource to one provider a dedicated center services on-demand
  • Goss Graphics Corporation on the restructuring of its UK business and pension schemes
  • Jacuzzi, Inc. on the pensions aspects of the sale of part of its UK business
  • A manufacturing client in connection with the closure of its defined benefit pension scheme to future accrual
  • Ares Management Limited on its day to day employment issues, including the severance package of one of its executive directors
  • A British multinational insurance company on the global outsourcing of its voice and data communications networks and technology
  • The Carlyle Group and The Nature’s Bounty Co. on the £1.77 billion sale of Holland & Barrett, one of Europe’s largest health and wellness retailers

Thought Leadership

  • Organisational Culture and Conduct -  January 20, 2021
  • European Commission Invites Comments Regarding Collective Bargaining for the Self-Employed -  January 11, 2021
  • UK Government Announces Emergency Employment Protection Measures -  March 20, 2020
  • Addressing Pensions Liabilities for Underperforming Portfolio Companies  -  January 16, 2019
  • Pension Fund Health-Check Required -  July 19, 2016
  • Tax-efficient Pension Savings in the UK: Government Applies Further Restrictions  -  February 19, 2016
  • London Blog: Clear Blue Skies Ahead? -  January 12, 2016
  • Compulsory Pension Provision in the UK: Some Tricky Issues -  June 23, 2014
  • UK Supreme Court Says Members of Limited Liability Partnerships are Workers -  June 12, 2014
  • “Super-priority” Rejected – Practitioners and Lenders Alike Welcome Hotly Anticipated Supreme Court Decision -  July 26, 2013
  • A Stake in the Business — Simplifying Employee Share Ownership -  July 11, 2013
  • New Developments in UK Employment Law for 2013 and Onwards -  May 21, 2013
  • Religious Freedom in the Workplace -  March 20, 2013
  • Striking a Balance -  March 13, 2013
  • Reform, Reform, Reform — The Latest Developments in The UK Government’s Efforts to Cut Back Red Tape in Employment Law -  November 14, 2012
  • All Change Please - UK Employment Law Overhaul in Process -  September 11, 2012
  • UK Compulsory Pension Provision Update -  August 09, 2012
  • Hotly Anticipated Supreme Court Decisions on Age Discrimination Justifications -  April 30, 2012
  • The Working World Newsletter, Issue 14, March 2012 -  March 2012
  • ITV Appeals UK Pensions Regulator’s Order to Provide Financial Support to Box Clever Group Pension Scheme -  February 15, 2012
  • The Working World Newsletter, Issue 13, November 2011 -  November 2011
  • Court of Appeal Upholds Decision that Pensions Regulator’s Demands Are Granted “Super-Priority” in Insolvencies -  October 20, 2011
  • The Pensions Predicament -  July, 2011
  • Working Without a Default Retirement Age -  July, 2011
  • Settlement Reached in First UK Pensions Regulator “Contribution Notice” Case -  June 14, 2011
  • The Working World, Issue 11, April 2011 -  April 25, 2011
  • New Compulsory Pension Provision in the UK from 2012 -  4 April 2011
  • Important Employment Related Tax Changes from 6 April 2011
     -  March 17, 2011
  • The Abolition of the Default Retirement Age for UK Employees -  February 8, 2011
  • Financial Support Directions Issued by UK Pensions Regulator to Insolvent Companies Rank as Expenses of Administration -  December 23, 2010
  • Tis The Season To Litigate? -  January 1, 2010
  • The Working World, Issue 6, October 2009 -  October 21, 2009
  • The Working World, Issue 5, June 2009 -  June 4, 2009
  • The Working World, Issue 4, January 2009 -  January 27, 2009
  • Important Changes to UK Pensions Legislation and Practice: All Entities With UK-Defined Benefit Pension Plans Need to Be Aware -  May 5, 2008
  • Age Discrimination: Case Law Update -  January 7, 2008
  • New Age Discrimination Laws in Force 1 October 2006: Employers Must Prepare -  August 2, 2006
“Has an incredible talent for getting to the core issues and explaining them in a very approachable manner”Chambers UK 2018
Bar Qualification
  • England and Wales (Solicitor)
  • LPC, College of Law, London, 2000
  • LLB (Hons), University of Manchester, 1999
  • Aerospace, Defense & Government Services
  • Technology
  • Tax
  • Executive Compensation, Employment & Benefits
  • Corporate Governance