Haselhorst Associates and H&Z are growing even closer. In August 2026, Haselhorst Associates GmbH was legally merged into H&Z Unternehmensberatung GmbH. The merger does not affect ongoing projects and clients. The people behind our projects and our long-standing client relationships, as well as our expertise, remain unchanged.
However, we are expanding the expertise available to you with our new business unit H&Z Performance & Restructuring.
Having embarked upon a process of transformation led by Dr. Arno Haselhorst at the end of 2022, the GG Group has now reached key milestones on the path to the achievement of its strategic goals. Arno Haselhorst will therefore step down from his roles as the GG Group’s CEO, CFO and CRO on June 30.
Innovative technologies can play a decisive role in helping cities reduce their CO2 emissions. However, it is important to use these technologies strategically and to prepare for urban data usage with foresight.
On behalf of the well-known business magazine brand eins, the online statistics platform Statista has once again produced a ranking of Germany’s best consultancies. We are featured in its list of top-rated firms.
A core priority for us is learning new things and continuous development. We regularly seek out opportunities to provide our team with practical experience in a wide range of different areas – that includes communication workshops with Stärkentrainer, a firm specializing in this field.
Two days of concentrated expertise: Our CRO Academy 2024 took place in our attractive office in Starnberg on January 18 and 19. Together with the participants, we explored in detail the challenges associated with a CRO assignment.