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Katharine Mason

Senior Associate, London

If a consumer can buy it, Katharine probably advises on it.
Katharine Mason 768x510


Katharine loves solving regulatory puzzles. With a practice that ranges across all types of consumer product she advises at any stage in the product lifecycle from product classification to the development of marketing claims. Examples of areas and issues covered include: 

Compliance advice 

  • Regulated product conformity requirements (food, cosmetics, toys, household electrical goods)
  • General product safety 
  • HFSS restrictions across the four nations of the UK
  • Navigating CBD complexities

Advertising and Marketing 

  • Product sustainability and claims 
  • Price promotions 
  • Comparative advertising 
  • Influencers

Cross-functional support

  • Corporate due diligence 
  • Commercial contracts for regulated products
  • Expert input for insurance clients on risk and claims 

She has over fourteen years of experience providing practical solutions to marketing challenges and advises on all aspects of advertising. Katharine's an expert when it comes to the Advertising Standards Authority process and procedure having worked for the Committee of Advertising practice (CAP) prior to joining PAGB, the consumer healthcare association. 

As director of regulatory and legal affairs for PAGB, Katharine was a board director of the Committee of Advertising Practice, developed a new PAGB Code on advertising marketing medical devices, led industry responses to MHRA safety challenges and was heavily involved in regulatory preparation for consumer healthcare products in light of EU Exit. 

This unique experience pays dividends when supporting clients in the consumer healthcare area to navigate the flux of regulation in post-Brexit and the changing world of medical devices regulation. Returning to private practice shortly before Brexit she has been immersed in the legislative twists and turns and regularly supports clients with unexpected issues which continue to arise.