According to CoinMeta, London Stock Exchange-listed companies kr1 and plc have launched Ethereum validators through Lido and v3. These validators are operated by p2p.org and are planned to stake up to 6,000 ETH. Ten validators will be launched initially, with kr1 retaining permissions for deposit and withdrawal, validator fee management, and treasury functions, and also having the option to mint STETH to obtain liquidity.