UPSTACK Employee Directory
IT Services and IT ConsultingNew York, United States201-500 Employees
UPSTACK has about 252 employees across 2 continents, most of them in North America. By country, the largest groups are United States Of America (91%) and El Salvador (6%). Customer Success and Business make up 39% of the profiles with a known department. UPSTACK's workforce spans 20 departments. UPSTACK's workforce grew 13% between July 2025 and July 2026.