German Financial Compliance in E-Commerce Platform Taxdoo Raises $21 Million Through Series A Financing Round Led By Accel  Crowdfund Insider. : Taxdoo, a Germany-based automated platform for financial compliance in e-commerce, announced earlier this week it raised $21 million through its Series A funding round, which was led by global venture capital firm Accel with participation from Visionaries Club, 20VC and existing investor HTGF. Founded in 2016, Taxdoo claims it makes it easy for e-commerce businesses and accountants to handle VAT, manage financial accounting and ensure the fulfilment of compliance requirements.