IBM and Goldman Sachs invested $10m in the blockchain technology startup, which raised $50m from 13 corporate investors last month.

Computing company IBM and investment bank Goldman Sachs added $10m on Tuesday to the $50m in funding raised by US-based financial technology developer Digital Asset Holding last month.

The initial $50m tranche was supplied by 13 corporates from the financial sector, including CME Ventures, the investment unit of futures company CME, securities exchange operators ASX and Deutsche Börse Group, and Dutch state-owned bank ABN Amro.

They were joined by consultancy firm Accenture, business process outsourcing company Broadridge Financial Solutions,…