Annabel Mace is a partner specialising in all aspects of employment and immigration law and leads our UK Business Immigration team (part of our Labour & Employment Practice Group). She has more than 18 years' experience in advising businesses across a range of sectors with in-depth expertise in the employment and immigration aspects of bringing staff to the UK. Annabel has a particular interest in the overlap between immigration and employment law, and regularly advises businesses in relation to immigration compliance, the prevention of illegal working and defending Home Office sanctions.

Annabel advises businesses on all aspects of the Home Office’s Points Based System, particularly in relation to applying for Tier Two sponsor licences and complex immigration compliance issues arising out of corporate restructures, mergers and acquisitions. She also has extensive experience in the employment and immigration aspects of transferring staff outside the UK, working with employment and immigration specialists from our international offices, as well as a network of trusted best-in-class external counsel.

Annabel has been advising employers on the implications of Brexit since before the referendum, including guidance on recruitment and retention strategies in the face of future skills shortages. She has a particular interest in the impact of Brexit on future immigration policy and regularly contributes to consultation exercises on the issue including those of the Economic Affairs Committee of the House of Lords, the All Party Parliamentary Group on Migration and the Migration Advisory Committee.

Annabel speaks regularly at seminars and workshops as part of the Labour & Employment Practice’s national seminar programme, as well as at bespoke client training sessions. She is also an updating author for immigration matters on the employment law website XpertHR.

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  • Project managing the transfer of staff from all jurisdictions including the UK to locations across the globe using an international network of specialist immigration advisers (both from within and outside the firm) including advising a global communications company on a yearly basis on the transfer of 18-25 key employees of various nationalities to different locations around the world as part of a rolling three year graduate fellowship programme. 
  • Advising a financial institution on the complex immigration implications of merging its Japan and UK operations with another entity. This was new territory for Home Office policy officials at the time and led to the team guiding the Home Office on how best to proceed as well as highlighting the team’s expertise in the overlap between business immigration, employment law and corporate structures. 
  • Advising a professional services provider on the transfer of key staff and the management of its UK sponsor licence as well as the project management of the immigration and employment aspects of expanding its operations in various jurisdictions including the US, China, Vietnam, India, Brazil, Argentina and the UAE. 
  • Advising one of the UK’s largest wealth management, insurance and healthcare companies on the immigration implications of the share sale of one its subsidiaries complicated by reason of its sponsored migrants providing services to the subsidiary being sold whilst remaining employed by the parent company. 
  • Advising numerous global organisations on UK sponsor licence management issues including liaising with Home Office officials on complex licence applications, preparation for and attendance at Home Office compliance audits (both planned and unannounced). 
  • Advising businesses on the prevention of illegal working and successful reviews against civil penalties imposed by the Home Office.


  • University of Warwick, LL.B., Honors
  • Nottingham Law School, L.P.C.


  • England and Wales, 1999


  • English
  • French
  • Recommended in The Legal 500 UK 2017 for Immigration
  • Recommended in The Legal 500 UK 2015 for Immigration: Business
  • “The ‘highly competent and effective' team at Squire Patton Boggs goes the ‘extra mile'. Department head Annabel Mace ‘inspires' clients” – Legal 500 2015
  • “Squire Patton Boggs is ‘highly professional and quick to respond and understands the commercial implications for our members’.” – Chambers 2014
  • “The growing immigration team was described by one client as ‘the best firm I have ever dealt with for immigration support.’ Interviewees described them as ‘exceptionally helpful’, delivering advice that ‘is always precise, consistent, clear and timely’.” – Chambers 2013

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