Join The M&S Data Breach Claim

Millions of Marks and Spencer customers could be a victim of a serious data breach, which happened in April 2025. Use our free online tool to check if you could be eligible to claim compensation.

Did you receive a notification from M&S that your data had been impacted by this data breach?

Yes

Start your claim, takes just a few minutes!

Quick and easy

Millions may be eligible to claim

Please note: This claim is handled on a no-win, no-fee basis.

The Claim

In April 2025, Marks and Spencer (M & S) were subject to a cyberattack which resulted in a number of customers personal data being compromised. The compromised information may have included phone numbers, addresses and dates of birth.

The Data Breach Advisors has partnered with KP Law Limited who, if you’re eligible, will take your case on, on a no-win, no-fee basis.

databreachadvisors.co.uk is a registered trading name of Cavis Limited. Cavis Limited is registered in the United Kingdom under company number 16130455 with its registered office located at Cavis Limited, c/o Brabners Llp, 100 Barbirolli Square, Manchester, United Kingdom, M2 3BD.

Cavis Limited is not a law firm. We connect individuals with law firms and provide our service at no cost to you. While we may receive a referral fee from the law firms we introduce you to, this does not influence how much you get compensated if your claim is successful. We do not take responsibility for the legal advice or services offered by these firms. The content on this website is for informational purposes only and should not be considered legal advice. While we assess claim eligibility, we cannot guarantee that a law firm will take on your case.