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Annabelle Croker



Croker Annabelle
Annabelle Croker



Annabelle has significant experience of advising on merger and acquisition transactions, including public takeovers (both recommended and hostile), private acquisitions and disposals including a number of cross-border transactions, general corporate matters, joint ventures and equity capital market transactions.

She acts for a number of FTSE 100, FTSE 250 and other international corporates. Annabelle has spent time on secondment to the Hong Kong office and also on secondment to the Investment Banking Division of a major U.S. investment bank.

“Annabelle Croker is a top notch professional who is unflappable under pressure and always warm and a pleasure to deal with.” - Legal 500 UK 2022 (M&A: Upper Mid-Market and Premium deals, £500m)

Related articles

Publications: 03 April 2023

Global trends in government scrutiny of semiconductor transactions: an overview of recent cases

Read more Global trends in government scrutiny of semiconductor transactions: an overview of recent cases

News: 02 September 2022

A&O advises OpenText on USD6 billion acquisition of Micro Focus

Read more A&O advises OpenText on USD6 billion acquisition of Micro Focus

Experience highlights



One Bishops Square
E1 6AD

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Admitted as solicitor, England and Wales, 2006


MA, Law with European Studies, Oxford University, 2002

Fraudulent emails

Please note there is a known fraud/scam currently using the Allen & Overy brand and Annabelle Croker's name.

More information on fraud using the Allen & Overy brand can be found here.

Please contact if you have been targeted.

Other noteworthy experience


  • Advising TT Electronics on its 6.1% cash placing of new shares on the Main Market of the London Stock Exchange and on its recommended public takeover of Stadium Group.
  • Advising a multinational information technology company on its acquisition of the HyperX gaming business from Kingston Technology Company.
  • Advising SIG on its GBP165m capital raise and sale of a stake to CD&R.
  • Advising Premier Farnell on the GBP615m contested offer by Datwyler Holding and the GBP691m recommended takeover by Avnet.
  • Advising Computer Sciences Corporation on its successful GBP480m contested recommended takeover of Xchanging.
  • Advising Kildare Partners and Curzon Advisors on the acquisition of a portfolio of European real estate assets from Karlin Real Estate.
  • Advising a global pharmaceutical and healthcare company on its GBP1.6bn recommended cash takeover offer for AZ Electronics Materials. 
  • Advising a global financial institution and a leading private equity fund on the acquisition from Commerzbank of the London Branch of Hypothekenbank Frankfurt AG (formerly, Eurohypo) for GBP4bn.
  • Advising ING Group on the EUR1.3bn sale of its Malaysian insurance business to pan-Asian life insurer AIA and on the EUR1.64bn sale of its insurance businesses in Thailand and Hong Kong to Pacific Century Group.
  • Advising Cobham on its GBP270m hostile public takeover offer for all of the issued share capital of Thrane & Thrane A/S.


Awards & accolades

Annabelle was shortlisted for “Dealmaker of the Year”

Women in Law Awards 2020.

Annabelle was shortlisted as a “Rising Star in Corporate”

Euromoney Women in Business Awards 2016