Coinspeaker Checkout.com Ranks as One of Europe’s Top Fintechs, Company’s Valuation Triples to $5.5BAs technology advances, businesses that are aligned with tech innovations are reaping massively. Checkout.com, a London-based payment software service provider, has secured $150 million from its Series B funding boosting its valuation.Checkout.com Ranks as One of Europe’s Top Fintechs, Company’s Valuation Triples to $5.5B