Blockchain oracle data provider RedStone on Tuesday announced the completion of a $15 million Series A funding round led by Arrington Capital. This round of financing will be used to expand the team. Participating in this round of financing also includes SevenX, IOSG Ventures, Spartan Capital, White Star Capital, Kraken Ventures, Amber Group, Protagonist, gumi Cryptos, Christian Angermayer's Samara Asset Group and HTX Ventures.