About Abacum. Abacum is the leading. Business Planning solution for finance teams to drive performance. By automating reporting, enabling collaboration, and simplifying planning and forecasting, we help finance teams shift from number crunching to driving strategic decisions. Founded in 2020 by two former CFOs, we’ve grown into a global team of. 100 people. across. 30 nationalities. Headquartered in. New York. we have offices in London and Barcel...