Executive Board
Stefan Gräf
Graduate Engineer Civil Engineering
Born 1967, Solingen
Expertise
- Management of companies in the field of engineering, project development
- Company structure
- Project development
- Project management
- General planning
Details:
- since 2019: Member of the Executive Board IGP Advantag AG
- 2019 - 2021: Chairman of the Supervisory Board of IGP Ingenieur AG
- 2014 - 2019: Member of the board of directors IGP Technik AG
- since 2014: Managing Director IGP Sachverständigen GmbH
- 2004 - 2019: Managing Director IGP Projekt GmbH
- 2001 - 2019: Chairman of the Management Board of IGP Ingenieur AG
- 1998 - 2001: Managing Director IGP Ingenieurbüro Gräf und Partner Gbr
- 1994 - 1998: Project Manager/Superintendent Ed. Züblin AG Berlin
- 1992 - 1994: Head of structural design, Möller Architectural Office, Solingen
- 1988 - 1992: Diploma studies in civil engineering at the University of Wuppertal
- Member of Berlin Chamber of Construction, consulting engineer
- Rotary Club Berlin Pankow, current president
- The family entrepreneurs
- Sponsorship Association TU Munich
Raik Oliver Heinzelmann
Banking and finance specialist, certified spot market exchange trader (EEX) for emission rights and gas
Born 1970, Naumburg
Expertise
- Emissions trading
- Emission rights
- Corporate Financing
- Brokerage and Trading
Details:
- since 2019: Member of the Executive Board IGP Advantag AG
- since 2015: CEO Auximio AG
- since 2013: Managing Director Advantag Services GmbH
- since 2012: Chairman of the Supervisory Board Qomtec AG
- since 2012: Managing Director Advantag Climate Invest GmbH
- since 2009: CEO Advantag AG (now IGP Advantag AG)
- 2018 - 2020: Chairman of Suoervisory Board of Olympic Therapeutics AG
- 2006 - 2007: Member of the Supervisory Board Interprojekt AG
- 2005 - 2008: Secretary Berrer & Sons Ltd.
- 2004 - 2007: Member of the METREX International Managing Committee
- 2004 - 2009: Managing Director METRAG Consulting GmbH
- 2001 - 2009: Chairman of the Managing Board METRAG Aktiengesellschaft
- 2000 - 2001: Member of the Supervisory Board United Food Technologies AG
- 1997 - 2000: Chief Financial Officer DBH Brokerhaus AG
- 1994 - 1997: Managing director and owner of Heinzelmann & Partner Consulting
- 1990 - 1995: Head of IT and Organization Raiffeisenbank Naumburg eG
- 1989 - 1989: Project manager IT Kreissparkasse Naumburg
- 1987 - 1989: Vocational Training Qualified Bank Clerk at the Kreissparkasse Naumburg
- 2009 - 2010: EEX Trader for Gas and Carbon Emission Allowances
Supervisory Board
Friedrich Orth
German Graduate Engineer
Born 1944
Expertise
- Management v. Company
- Company structure
Details:
- since 2019: Chairman of the Supervisory Board of IGP Advantag AG
- Higher service in the Land of Lower Saxony
- Higher Service in the Free and Hanseatic City of Hamburg
- Founding member and member of the board of directors of a real estate stock corporation
- Graduate Engineer
- 1st state examination
- 2nd state examination
- Traineeship Lower Saxony
- Free University of Berlin
- Hanover University of Technology
Petra Wierzchowski
Certified Public Accountant
Born 1966, Berlin
Expertise
- Management of companies in the field of tax consultancy / auditing
- Company structure
Details:
- since 2019: Member of the Supervisory Board IGP Advantag AG
- since 2017: Chief Executive Officer Stephan Braunfels Projekt AG
- since 2004: Managing Director. Partner of Hecht & Wierzchowski GmbH
- 1998 - 2004: Partner of Hecht & Kollegen GbR, chartered accountant and tax consultant
- 1991 - 1998: Assistant in the tax and auditing department, Michael Hecht
- 2004: Auditor's examination and appointment as auditor
- 1998: Tax consultant exam and appointment as tax consultant
- 1987 - 1991: Study of Business Administration at the FU Berlin, (Dipl.- Kauffrau)
- 1985 - 1987: Apprenticeship as bank clerk at Berliner Bank AG
- Berlin Chamber of Auditors
- Berlin Chamber of Tax Consultants
- Institute of Auditors (IDW)
Burkard Dregger
Lawyer
Born 1964, Fulda
Expertise
- Management v. Company
- Company structure
- Law
Details:
- since 2019: Member of the Supervisory Board IGP Advantag AG
- since 2018: Chairman CDU parliamentary group
- since 2018: Member of the Berlin House of Representatives
- 2006 - 2012: President Alliance of Business Lawyers
- since 1995: Development of Dregger Attorneys at Law Berlin
- 1991 - 1992: Freelance work for an international law firm in Dallas, Texas
- 1994: 2nd state examination in law
- 1991 - 1992: Study of American and international law
- 1991 - 1994: Trainee lawyer training at Frankfurt Main District Court
- student council member
- 1989: first state examination in law
- 1984 - 1988: Study of German and European law at the University of Freiburg
- University of Geneva, London School of Economics & Political Science
- Westphalian Wilhelm University of Münster
- CDU parliamentary group
- Alliance of Business Lawyers
- Berlin House of Representatives
Jennifer Gräf
Master of Science in Architecture
Born 1987, Berlin
Expertise
- Management of a company in the field of architecture / project development
- Company structure
- Project development
- Project management
Details:
- since 2019: Member of the Supervisory Board IGP Advantag AG
- 2018 - 2019: Member of the Supervisory Board Metis AG
- since 2018: Managing Partner SAA Schweger Architekten
- since 2017: Chief Executive Officer Stephan Braunfels Projekt AG
- since 2015: Management of IGP Projekt GmbH
- 2015 - 2019: Procuration IGP Ingenieur AG
- 2011 - 2014: Research assistant BTU Cottbus, member of the student council
- 2010 - 2011: Master studies Brandenburg University of Technology Cottbus
- 2008 - 2009: Semester abroad Tulane University New Orleans, USA
- 2006 - 2010: Bachelor studies Brandenburg University of Technology Cottbus
- student council member
- Member of Hamburg Chamber of Architects
- Member of Berlin Chamber of Architects
- Beuth Hochschule, Sponsor German Scholarship