As the May 2018 implementation deadline for General Data Protection Regulation (GDPR) looms, more and more firms are gearing up to be ready.

But how much will it cost them to achieve compliance?
£15m on average for a FTSE100 firm, as it turns out – based on our in-depth analysis of publicly available data of FTSE 100 companies and Sia Partners’ experience of supporting firms in the UK and in Europe on achieving GDPR compliance.

In this article we dig deeper into this analysis to see what lessons can be drawn for firms, including those outside the FTSE100, on the size budget they’ll need.

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