GRCC Jahn
Governance, Risk & Compliance consulting by Viktor Jahn. One point of contact from start to finish. Audits, advisory, and training across NIS2, BISG, TISAX, DORA, GDPR, and ISO 27001. Pragmatic, hands-on and built for practice.
About
GRCC is an independent GRC consultancy run by Viktor Jahn, focused on governance, risk management, and compliance. Services cover advisory, audits, and training across ISO 27001, ISO 22301, ISO 9001, ISO 37301, TISAX® VDA-ISA, C5, NIS2/BSIG, DORA, IT-Grundschutz and GDPR. What sets GRCC apart from larger firms is a simple promise: Viktor Jahn personally leads every engagement from start to finish. There is no rotating team, no junior handoff, and no gap between who sells and who delivers. Commitments are binding, communication is transparent, and solutions are built for how a business actually operates. Engagements are available on a project or day-rate basis. A free initial consultation can be booked directly through the website.
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