Hazy, a UK-based data anonymisation technology spinout from University College London (UCL), has extended its seed round to $2.8m with a $1.8m second tranche led by the UCL Technology Fund.

The round featured financial services provider Nationwide Building Society and Pentland Ventures, part of brand management company Pentland Group. Amadeus Capital Partners, AI Seed and unspecified additional investors also took part.

Hazy’s second tranche adds to an initial $1m sum supplied in May 2018 by software and technology firm…