Justin Costley

Of Counsel

Justin is an of counsel in the employment law team. His focus is primarily on advising customers and suppliers in both the public and private sector on the TUPE and employment related aspects of large outsourcing projects. In addition to outsourcing work Justin spends a significant amount of his time advising a wide range of clients on all aspects of employment law and human resources strategy in relation to mergers and acquisitions, disposals, group re-organisations, workplace closures and redundancies.

Justin’s practice covers most facets of the employment relationship and includes HR counselling and advisory work. Much of his work is for international employers.

Prior to joining Bristows Justin was a senior associate in the London office of a leading US law firm.

Justin regularly speaks at client and external seminars. He is a member of the Employment Lawyers Association and Industrial Law Society.


  • BA English Literature and Language, University of Liverpool
  • Postgraduate Diploma in Law and LPC, Nottingham Law School
  • Qualified 1998

What others say

"On the employment side, the ‘unwaveringly brilliant’ Justin Costley produces ‘practical solutions and suggestions no matter how complex the matter’." Legal 500 2017
"Of counsel Justin Costley advised on the global employment aspects of WPP’s acquisition of Essence Digital." Legal 500 2017
"‘all-round rock star’ Justin Costley." Legal 500 2016

Recommended For

Employment: Employers

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