Jay Barnett, Lawyer, Senior Associate, Corporate, DMH Stallard
Advises on all areas of commercial law and business matters across a broad range of industry sectors including IT, technology, travel, retail, and creative businesses.

Jay is a Partner in our Commercial team and qualified in September 2017. His main areas of specialism are business contracts, data protection compliance, IT and intellectual property strategy and protection. Jay works with large brands and entrepreneurial businesses from a broad range of sectors including retail, IT and technology, manufacturing, travel and creative businesses.

He advises on business contract matters (both B2B and B2C), privacy and data protection (including advising on the UK GDPR and Data Protection Act 2018), intellectual property rights protection and commercialisation, IT contracts (software licences, support and maintenance, SaaS / Cloud, managed services and IT infrastructure contracts) and online trading / website regulation.

Jay works primarily in our Brighton office but also collaborates closely with colleagues in our other locations.

Work highlights

BUSINESS CONTRACTS

Working with a global luxury retailer on its business contracts with its worldwide distribution network, including advising on supply, manufacturing and data protection issues.


INTELLECTUAL PROPERTY

Advising a global IT company on the protection of its complex software engines for the creation of multiple processing activities and algorithm application in various sectors, including metaverse infrastructure and gaming.


BUSINESS CONTRACTS

Working with a large behavioural science’s company on its business contracts, including negotiation with its global client base and advising on data protection issues.


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Recent articles

Insights

The EU’s new AI transparency rules: what you need to know

If in doubt, stick to the core principle: make it clear when AI is being used in a way that could mislead people.

29/06/2026

Insights

Has data protection compliance become a little easier?

Three changes that may simplify your day-to-day compliance and a new complaints’ regime arriving this summer.

07/04/2026

Insights

The Data (Use and Access) Act 2025 and Subject Access Requests

The Data Act 2025 brings a significant update, introducing reforms to the UK GDPR and the Data Protection Act 2018.

07/10/2025

Insights

Ashley v HMRC – How Mike Ashley moved the goalposts on data subject access requests

Ex-Newcastle United owner and founder of Frasers Group, Mike Ashley, has won a landmark data protection case against HMRC.

11/03/2025

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