Alex Kiernan

Practice Areas

Alex Kiernan is Head of Employment Law at Thomas Mansfield Solicitors and a specialist in advising employers and senior executives on all aspects of employment law. He is recognised for his strategic, commercially focused advice and his ability to handle complex and sensitive matters with precision and clarity.

Alex has extensive experience in business protection, including restrictive covenants, confidentiality and employee competition. He advises employers on executive exits, boardroom and shareholder disputes, whistleblowing, discrimination, TUPE, redundancy and restructuring. His work often involves high-value cases where risk management, reputation and commercial dynamics are critical.

Alex has developed particular expertise in the financial services sector, advising firms on risk, employee relations, regulatory alignment and internal investigations. He also acts for senior professionals, including executives and traders, on contracts, bonuses, disciplinary matters and exit negotiations.

Known for his calm and pragmatic approach, Alex works with UK and international businesses, SMEs and senior individuals. He is valued for providing clear, actionable advice in challenging or high-pressure situations. Alongside his advisory practice, Alex regularly delivers training on employment law, regulatory issues and workplace strategy.