Sian Barr

Legal Director

I am a legal director in Fox Williams' commerce and technology team. I advise on a range of tech, data protection, intellectual property licensing and commercial contract matters.

Sian works on a broad range of commercial and technology matters, with a particular focus on IT agreements, technology platform agreements, software and content licensing, intellectual property and data protection issues.

Sian acts for a wide range of clients across many sectors including tech, fashion, pensions, insurance and PR, and for in-house legal and management teams, start-ups, entrepreneurs and larger corporations.

Sian graduated from the University of Liverpool in 2003 with an honours degree in English and French Law with French. She spent a year in France and gained a Licence in French Law from the University of Bordeaux IV.

Sian went on to qualify as a solicitor in the Intellectual Property team at Wragge & Co (now Gowling WLG) in 2007, having completed her training there, which included a six month secondment to Unilever. After qualifying, Sian obtained a post-graduate Diploma in Intellectual Property Law and Practice from the University of Bristol in 2008. Sian joined Fox Williams as an associate in 2009.

To contact Sian or for more information…

Call: +44 (0) 7921 820 352

My legal expertise

  • Agency and distribution agreements
  • Commercial contracts
  • Content delivery/publishing agreements
  • Data protection
  • Framework agreements
  • Franchise agreements
  • Influencer agreements
  • Intellectual property
  • IT services agreements
  • Software/platform as a service agreements
  • Technology platform agreements


  • Advised on an consumer-facing platform terms and privacy notice for a consumer loan platform.

  • Advised an alternative finance company in respect of its agreement with its provider of custody, dealing and administration services and its client portal.

  • Advised a leading content marketing agency in respect of its client agreements across multiple channels, and its suite of terms and conditions for clients, advertisers and contractors.

  • Advised on a high volume of client-facing agreements and terms and conditions for a pension and HR services provider.

  • Drafting and advising on influencer agreements, the regulation of influencer posts and ownership of intellectual property rights in influencer-created materials.

  • Advised on a platform as a service agreement between an insurance company and technology platform provider for the provision of an insurance quotation platform.





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