Blue Onion

Blue Onion is a New York-based fintech company that builds an automated financial subledger and reconciliation platform for e-commerce and retail brands. Its data engine ingests transactions from order systems, payment processors, marketplaces and bank accounts, then reconciles every order, payout, fee, refund and deposit into a single source of truth - letting finance teams close their books daily with guaranteed accuracy and feed clean, structured financial data into AI workflows.