HSP GRUPPE deploys ChatGPT Enterprise across 81 firm groups
HSP GRUPPE, a network of independent tax, audit and law firms, runs ChatGPT Enterprise in a workspace shared with Kanzleipakt across 81 organizational groups, with shared agents for client communication and SKR03/SKR04 booking questions. From February 1 to July 14, 2026 it recorded 755 weekly active users and 500,000+ messages, and 98.6% of surveyed employees reported higher productivity.