How HSP GRUPPE builds AI capabilities for tax advisory

HSP GRUPPE deployed ChatGPT Enterprise across its tax advisory network, logging 500,000+ conversations and 84% weekly active usage in six months.

98.6% of surveyed employees reported higher productivity and 84.6% reported improved work quality.
HSP estimates 40,000+ annual hours of additional capacity, with theoretical revenue potential of about €3.8 million.
Partner Magdalene Posnak cut real estate investment evaluation time from nine hours to about two.
HSP is piloting ChatGPT Work with a small group of developers and administrators before broader rollout.

Tax professionals at HSP GRUPPE now have AI embedded in daily workflows, freeing time for client advisory and reducing repetitive preparation work.

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