The corporate-backed fund provided seed financing for delivery service Lockbox and joined liver damage testing company Humedics' series C round.

Matter launched in Chicago with $3.5m of government backing and $4.4m of private funding, supplied partly by a range of strategic corporates.

Big data messaging technology Confluent has launched with a $6.9m investment by LinkedIn, Benchmark and Data Collective.

Big Issue Invest has announced the 12 winners of its Barclays and Experian-backed Corporate Social Venturing Challenge, investing $80,000 in each.