RLT Ruhrmann Tieben & Partner mbB - Dipl.-Oec. Oliver Grass
RLT Ruhrmann Tieben & Partner mbB - Dipl.-Oec. Oliver Grass

Partner of Duesseldorf office

fon: +49 (0) 211 17 93 97 0
fax: +49 (0) 211 17 93 97 99

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Dipl.-Oec. Oliver Grass

Wirtschaftspruefer, Steuerberater

Born in1970
Partner at RLT since 2011

Short CV

Being a public accountant and tax consultant, Mr. Oliver Grass offers a wide range of services relating to both the audit and compilation of financial statements and consolidated financial statements. His activities focus on comprehensive consulting services rendered to family-owned companies and their shareholders with regard to accounting, business management and taxes. His in-depth understanding of the requirements and challenges his clients face is the pivot of the concepts for optimized solutions that affect the company, the shareholders or both.

He does not only attend to the traditional trading companies and manufacturers, but also non-profit organizations and financial service providers.

Mr. Oliver Grass has been working for RLT as the head of the Duesseldorf branch since 2010; he was appointed as partner in 2011. He started his professional career in 1997 when he joined what is now known as PricewaterhouseCoopers AG in Essen. At said company, he focused on consulting services for small and medium-sized companies early on; often, these assignments involved international aspects. Other stages in his professional career included a senior manager position in the SME division of Deloitte & Touche GmbH Wirtschaftspruefungsgesellschaft in Duesseldorf and a position at a medium-sized firm of public accountants and tax consultants in the Sauerland region.

Mr. Oliver Grass has a college degree in Economics and completed his degree program at Bergische University Gesamthochschule Wuppertal. He became a Certified Tax Advisor in 2002. In 2005, he became a German Certified Public Accountant. Mr. Oliver Grass speaks German and English.


  • German Institute of Public Accountants
  • Chamber of Public Accountants
  • Duesseldorf Chamber of Tax Consultants