French crypto market maker Flowdesk has successfully completed a Series B funding round, raising $50 million and reaching a valuation of $250 million. The round was led by Cathay Innovation and included participants such as Ripple and Bpifrance. Despite challenging market conditions, the funding round, which began in June and concluded in November, went smoothly. Flowdesk's valuation has significantly increased from $100 million during its Series A round to $250 million. The company has experienced substantial growth in trading volumes and revenue, with a 3x year-on-year revenue increase and a 10x volume increase. Flowdesk is also a liquidity provider for Grayscale Bitcoin Trust and is expanding its global presence, with plans to open a new office in London and hire 50 more employees.