Fintech Founders: Katharine LeighMark WalkerApril 22, 2019April 17, 2020 by Mark WalkerApril 22, 2019April 17, 2020Katia Lang, CEO TFT speaks toĀ fintech foundersĀ about their business vision and challenges in the world of fintech andĀ blockchain Katia: What lead you to start the...