2. /
  3. Company


Our Corporate Values

A value-oriented corporate management is of utter importance for EXXETA. Respecting and preserving corporate values when dealing with employees as well as customers enables cooperation on an equal footing.


We act with the future in mind and continuously expand our skills in order to ensure the stability of our business.


We exchange knowledge, opinions and ideas in a trustful environment, building strong teams that deliver added value for both our clients and employees.



As a team, we act on a corporate philosophy based on mutual appreciation and respect for the personality, skills and ideas of each individual. In all our interactions we act as true partners.



We abide by our commitments and deliver on our promises. EXXETA is a partner you can rely on.


We put our hearts and souls into our work. Every single one of us. We believe that you can only excel at something if you are absolutely dedicated.



We show initiative and take responsibility. We accept our mistakes; we learn from them and get better.


EXXETA Group: Allocation by Company

Our employees are focused on the consistent promotion of agility and innovation in companies. We combine above-average skills in our customers’ business sectors with expertise in modern technologies and methodology. EXXETA systematically creates added values across the sector. Customer requirements are met intelligently, economically and quickly keeping an eye on the big picture. The individual elements of our portfolio can be implemented independently or combined into modular business solutions, thus offering maximum flexibility and high performance quality. Our customers additionally benefit from EXXETA's close cooperation with leading software manufacturers.

The company establishes the foundation for sustainable premium performance with the key advantage of social and intercultural skills. EXXETA AG records a consistently stable growth while enjoying an extremely high market acceptance for consulting and technological services.

Since EXXETA AG was founded in 2005, we have reached important milestones since our foundation in 2005 and have grown successfully.

ECG Erdgas-Consult GmbH is now operating as EXXETA GmbH in Leipzig, effective since July 1st, 2016 and was merged into EXXETA AG at the end of 2020.
The company has been working on European projects for leading companies in the energy supply industry since the year 2000 and has established itself as a specialist provider of software, consulting and process services. The portfolio offers solutions for all market roles in the European gas markets. This includes transport, trading and storage systems as well as gas and capacity trading and cooperation platforms.



Our employees

























Please note: With the acquisition of ECG Erdgas-Consult GmbH in 2016 we gained 160 new colleagues.

Computers and machines cannot create innovations. People can. More than 800 employees help shape the company culture at EXXETA. Their knowledge, experience and skills are the engine that drives the innovative capacity and power that our customers need to ensure their corporate success.

Cooperation partners

EXXETA AG strives to offer its customers the best possible service. As a result, EXXETA cooperates with various partners that complement our service portfolio. The aim of these partnerships is to create added value for the customer.

Management Board

1988 – 1990 Technical University Dresden Computer Science
1990 – 1993 Technical University Clausthal Computer Science
1993 – 1994 Mummert + Partner Unternehmensberatung GmbH: Software Consultant
1994 – 2000 VNG - Verbundnetz Gas AG: Head of Data Management and Application Development
1997 – 1999 University Leipzig: Economics (Doctorate)
2001 – 2016 ECG Erdgas-Consult GmbH: Managing Director
2010 – 2016 VNG-Verbundnetz Gas AG: Chief Information Officer (CIO)
Seit 2016 EXXETA GmbH (former ECG Erdgas-Consult GmbH): Managing Director
Seit 01.2017 EXXETA AG: Member of the Executive Board
1989 – 1992 Volksbank eG Mosbach: Banking Apprenticeship
1993 – 1997 Fachhochschule Ludwigshafen
1997 – 1998 fortIS GmbH (today Hays AG): Key Account Manager Banking & Insurance
1998 – 2000 ceta GmbH: Shareholder, Development of Sales & Delivery for Banking, Automotive, Airlines
2000 – 2005 entory AG: Sales Director and Business Unit Manager public & industry
Seit 05.2005 EXXETA AG: Member of the Executive Board
Seit 2005 Consulting and participation in various internet and technology companies
Seit 01.2016 Managing Director of anacision GmbH
1992 – 1996 University Karlsruhe Computer Science
1996 – 1998 SoftSolution GmbH: Managing Partner
1997 – 1999 IT Contact Softwareentwicklung GmbH: Managing Partner
1999 – 2000 ceta GmbH: Managing Partner
2000 – 2001 entory AG: Member of the Management Board
2002 – 2003 Member of the Management Board of entory AG, part of Deutsche Börse Group; Integration of the entory AG in the Deutsche Börse Group
Seit 2004 Consulting and participation in various internet and technology companies
Seit 05.2005 EXXETA AG: Member of the Executive Board

Supervisory Board

Year of birth 1951
Lawyer - Studies in Law at the universities of Freiburg and Heidelberg
Specialised Lawyer for Commercial-, Company- and Partnership Law (Fachanwalt für Handels- und Gesellschaftsrecht)
Founding member of the Law Office Bartsch Rechtsanwälte
Member of the Supervisory Board in various technology and service companies
Member of the Consortium for Commercial-, Company- and Partnership Law of the DAV and member of the German Association for Intellectual Property and Copyright Law


Year of birth 1967
Diplom-Kaufmann (German MBA equivalent) - University Mannheim
Business Administration - University of Alabama at Birmingham
Mediator for Business & Organisations - Carl von Ossietzky University Oldenburg
Since 1996 in the IT and consulting industry
Since 2000 Manager positions in human resources, professional services and strategic procurement
Since 2008 Director Human Resources at EXXETA AG
Since 2012 Member of the Supervisory Board at EXXETA AG


Year of birth 1945
B.Sc. in Chemical Engineering and M.Sc. (with distinction) in Management Studies at Imperial College, London University; Dr. sc. techn. and wissenschaftlicher Mitarbeiter of the Swiss Federal Institute of Technology, Zürich.
Sole shareholder and Executive Chairman of Adinvest AG in Zumikon, Switzerland, founded in 1987
Dr. Sunderland began his career in the finance sector as Executive Director of Swiss Bank Corporation Int’l, London, and Managing Director of Elders Finance and Investment Company, Australia. He has supported the development of many private and public companies in Switzerland, Germany, the UK, US, Hong Kong and Australia as a board member. He was Chairman of the Board of Xing AG and Adconion Media Group Limited and was/is a Member of the Board of Saurer AG, Leica plc, RELX Holdings AG etc. He was/is also a Member of the Advisory Boards of Terra Firma Capital Partners, London, and Montreux Equity Partners, San Francisco. During the last 10+ years he has focused on the development of growth companies in internet, media and e-commerce.


Our certificates

Quality management
DIN EN ISO 9001:2015

Information security
ISO/IEC 27001:2013

Sustainability Rating
ecovadis Bronze

Your contact persons for quality management at EXXETA

Get in touch

[Translate to Englisch:] Qualitätsmanagement bei EXXETA: Achim Kirchgässner

Achim Kirchgässner

Board Representative


Get in touch

[Translate to Englisch:] Qualitätsmanagementbeauftragte bei EXXETA: Sira Trzewik

Sira Trzewik

Quality Management Representative