WebN Group, the blockchain and Web3 incubator backed by billionaire Alan Howard, is closing its doors after seeding a clutch of digital infrastructure startups over the past several years, according to a person familiar with the matter.

Most recently, the venture studio backed tokenization specialist Libre (now called KAIO), crypto staking shop Twinstake, blockchain infrastructure firm TruFin and zero-knowledge proofs startup Geometry.

In addition to Howard, WebN also received an undisclosed investment from Japanese bank Nomura’s crypto partnership, Laser Digital, back in 2023.

The incubator was described as having “successfully completed its mission” the person said. Some of the staff who worked at WebN moved across to work at Brevan…