Welcome to the National Bookkeepers Association (NBA). NBA is America's leading bookkeeper association providing America's leading bookkeeping resources and certifications. NBA is an association of individuals who want to: Learn bookkeeping, Enhance their bookkeeping knowledge and skills, and Communicate their knowledge and skills through certification. Members are generally bookkeeping employees of small businesses and nonprofit organizations. NBA's mission is to help bookkeepers develop the knowledge and skills to perform bookkeeping and payroll accurately and efficiently. NBA provides bookkeeping tips and alerts, training, tools, and support bookkeepers need to perform bookkeeping accurately and efficiently.