Leadership
Mehdi Ghahreman
CEO & Founder
Vural Öger
Shareholder
Dr. Rene Weingärtner
Shareholder · Lawyer
Torsten Meyer
Lawyer
Jens Thurn
Lawyer
Ten business fields · As of 2026
- 01Venture capital investments
- 02VIP & celebrity networking
- 03Direct marketing solutions
- 04Chauffeur and limousine services
- 05Herzensache Kinderkrebs Stiftung
- 06Bloggercube
- 07Law firm & tax consultancy
- 08Artificial intelligence
- 09Business consulting
- 10Insurance & finance
A platform for international projects
Potentia Nexus GmbH combines entrepreneurial leadership, project development and international relationship management. From Hamburg, the group connects decision-makers from business, capital markets and public institutions to develop and structure viable projects.
Its work is based on direct access, disciplined assessment and coordinated execution. Opportunities are not simply passed on: counterparties, documents and commercial logic are reviewed before a project enters structuring or implementation.
Leadership and reach
Mehdi Ghahreman leads the company as CEO and founder. Shareholder Vural Öger contributes entrepreneurial perspective and international market experience. Shareholder Dr. Rene Weingärtner and the lawyers Torsten Meyer and Jens Thurn complete the leadership with legal expertise. Together, the leadership stands for commercial judgement, cross-cultural negotiation and the ability to bring complex stakeholder groups to one table.
The group maintains relationships at governmental and institutional level and contacts across a network of more than 230 global corporations. These connections support market access, strategic dialogue and the identification of suitable industrial counterparties.
Headquarters
Potentia Nexus GmbH, Hamburger Str. 181A, 22087 Hamburg, Germany.
Commercial register: Amtsgericht Hamburg, HRB 188955. Managing directors: Mehdi Ghahreman, Nadjia Ghahreman.
Who We Are
The mandate, the operating model and the position of the group between capital, projects and markets.
Open page →Leadership & Expertise
Entrepreneurial leadership, international relationships and disciplined project development under one roof.
Open page →Global Network
Direct relationships with public decision-makers, institutions and more than 230 global corporations create access across markets and sectors.
Open page →Governance & Compliance
KYC, KYB, anti-money-laundering, sanctions screening, data protection and counterparty verification as documented processes.
Open page →