B2B Cross-Border Payment Network Thunes Secures $60 Million Through Series B Funding Round Led By Helios Investment Partners  Crowdfund Insider. : Thunes, a global B2B cross-border payments network, announced on Tuesday it secured $60 million through its Series B funding round, which was led by Helios Investment Partners with participation from Checkout.com, GGV Capital, and Future Shape. Founded in 2016, Thunes stated its platform provides a “seamless” transfer of funds between payment systems in more than 100 countries and 60 currencies.