Here are seven of the country's most promising personal finance and insurance companies on our Fintech 50 2019 list. : Almost every personal finance company on Forbes’ 2019 Fintech 50 list is betting on the insights of behavioral finance to take their company to the next level. List returnees Lemonade and Acorns have been doing this successfully for years. Our three newcomers on the list (Chime, Even and Root Insurance) are doing this with the goal of helping the undeserved save more. And all of them allow you to save, invest or insure conveniently and quickly from your cellphone.