Jane Sinnamon


Jane is a Partner within the Collingwood Legal team. She has dedicated her professional career to specialising in employment law for over 10 years.

Jane has been part of the team since the firms inception in 2010 and has played a key role in the growth of the firm. Jane’s strength rests in her natural ability to build strong and enduring relationships with her clients and in her determination and ability to take strong and decisive action in order to achieve the best result for her client.

Jane is recognised as a Rising Star in the Legal 500 UK rankings.


Examples of Jane’s experience includes:

  • Providing prompt and practical advice to employer clients on a day to day basis on a broad range of HR and employment law issues.
  • Providing strategic, practical and tactical advice to employers in managing complex and potentially risky internal grievance, disciplinary and performance processes.
  • Assisting employers in having ‘protected conversations’ and/or ‘without prejudice’ discussions with employees in an effort to terminate employment including drafting Settlement Agreements.
  • Successfully bringing and defending employment tribunal claims.
  • Drafting reasonable and enforceable business protection clauses for employers including confidentiality and post termination restriction protection.
  • Advising employers on redundancy and restructure processes including the application of individual and collective consultation obligations.
  • Advising senior executives often in high profile roles on the terms of mutually agreeable business exit negotiations.
  • Preparing and delivery training sessions to employer clients and their management on all areas of employment law.

What people say about Jane

  • “Jane Sinnamon continues to be a highly active up and comer.” –(Legal 500 2023)
  • “Extremely capable”- (Legal 500)
  • “Very responsive with good sound practical advice” – (MD – Pharmaceutical Business)
  • A “Next Generation Partner” – (Legal 500)

Outside of work

When Jane isn’t busy spending time with her two young children she loves running, yoga and more recently paddle boarding and kayaking! She also loves to sing, bake and spending time with her very large family including 6 siblings and 18 nieces and nephews!


The firm offers a tight, professional, exemplary service. It's enthusiastic, sympathetic and reassuring.

Chambers and Partners

Small enough to care, large enough to battle.

Chambers and Partners

The firm is outstanding; they always go the extra mile to ensure the information given is accurate, informative and can be administered with as much ease as possible.

Chambers and Partners

The team is always pragmatic and looks at the wider issues. They keep me calm, playing the long game and considering all the tactics and policies. They work as a team and everybody is always fully briefed. Good value for money.

Chambers and Partners

A very efficient, responsive, knowledgeable and flexible team. They are keen to accommodate our specific needs, like delivering training sessions targeting our requirements. They provide reliable service.

Chambers and Partners

Comprehensive advice tailored to practical situations. Collingwood Legal demonstrate a real understanding of the employers perspective. Would have no hesitation in recommending to other businesses.

HR Director – Construction firm

We could not be happier with the firm. They are local, responsive, incredibly knowledgeable and enabling.

Chambers and Partners

Collingwood Legal stands out for its 'excellent response times' and 'business acumen' alongside its 'pragmatic and practical' advice.

Legal 500

Boutique employment law firm Collingwood Legal is recognised for its 'expertise in dealing with complex, high-end disputes'.

Legal 500

Collingwood Legal have worked closely with the College on a number of key projects. The Collingwood Legal team have consistently provided valuable advice and I would highly recommend their personable and candid approach.

Principal at Leading FE College

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Small enough to care, large enough to battle.

Chambers and Partners