Management Team

Carlo des Dorides, Executive Director

As Executive Director of the GSA, Mr. des Dorides sets the vision of the Agency and ensures that the GSA is well placed to accomplish its mission of supporting the effective operation, maintenance and security of the Europe’s satellite navigation systems, while guaranteeing optimal service levels and developing applications and services that ensure the satellites benefit end users.  

Mr des Dorides has almost three decades of experience managing space service focussed teams. Most recently, he had key management responsibilities at the European Commission and was responsible for the definition of the Galileo/EGNOS exploitation phase and the EGNOS operational phase.

Before joining the Commission, Mr. des Dorides led the Concession Department at the European GNSS Supervisory Authority and served as Chief Negotiator of the Galileo Public-Private-Partnership/Concession contract at the Galileo Joint Undertaking.

Mr des Dorides’ career has focussed on program management and operations of advanced satellite systems. As Director of Programs and Engineering at ENAV, the Italian air navigation service provider, he was responsible for updating the technology of Italian airports and Area Control Centres. Prior to that he held several management positions in the aerospace private sector including Head of advanced telecommunication programs and Program Manager for major satellite telecommunication projects at Alenia Spazio. Within these organisations he managed a significant number of projects in the areas of contracts, procurement and service engineering.

Mr. des Dorides holds a degree in engineering from the University of Rome and an M.B.A. from CUOA, Vicenza, Italy.

Curriculum Vitae

Declaration of Interest

Gian Gherardo Calini, Head of Market Development

Gian Gherardo Calini became GSA's Head of Market Development in December 2006. Prior to joining the GSA, he held senior marketing and business development positions in the transportation and service industries. He built his management experience working for McKinsey & Company, Procter and Gamble and Citibank, where he held marketing and business development positions. Mr. Calini holds a Master's Degree in Economics and Commercial Engineering from “La Sapienzia” University in Rome and a Master of Business Administration from INSEAD in Fontainebleau.

Curriculum Vitae

Declaration of Interest

Horst Faas, Galileo Exploitation Program Manager

Horst Faas joined the GSA in July 2012 and has more than 23 years of experience in various large space projects. Mr. Faas previously worked as a Project Manager at the inter-governmental satellite organisation EUMETSAT in the development of complex ground systems. For more than 13 years he held various positions in industry, covering ground systems development and spacecraft systems engineering in earth observation and science projects. Since 2004 Mr. Faas has been involved in the Galileo project as Technical Manager of the Galileo Mission Segment at the industrial prime ESNIS GmbH and from 2008 onwards he held a senior management positions at Astrium GmbH, as Head of Navigation System Programs and as Project Manager of the Astrium Galileo system team. He was also involved in the EGNOS V3 phase A and phase B activities. He holds a German diploma degree in meteorology and completed a M.Sc. course in remote sensing at the University College London.

Curriculum Vitae

Declaration of Interest

Jean-Marc Piéplu, EGNOS Exploitation Program Manager

Jean-Marc Piéplu has been an active contributor to the European GNSS programmes development since 1994. He took up his current position at the GSA in May 2012. Prior to this role, Mr Pieplu was the Galileo Project Officer at the European Commission between 2009 and 2012, in charge of the Galileo IOV and FOC deployment phase activities. Prior to that he worked as GSA Head of System Implementation between 2007-2009.  He previously worked at the European Space Agency and at Thales Alenia Space France, in charge of early Galileo Mission analyses, of the EGNOS Performance & Algorithms engineering, of the EGNOS Central Processing Facility Design and Development, of the Galileo System Engineering (at Galileo Industries in Rome) and of the Galileo Ground Mission Segment Design and Development. Mr. Piéplu graduated in 1989 from ISAE/Sup’Aéro (Aeronautics & Space Engineering diploma) in Toulouse, France and holds a MBA from IAE Toulouse, France.

Curriculum Vitae

Declaration of Interest

Olivier Crop, Head of the Galileo Security Monitoring Centre (GSMC)

Olivier Crop started his current role as Head of the GSMC in 2012 after being the Agency's Head of the GSA Security Department for 5 years. Prior to this role, Mr. Crop was in charge of the definition and implementation of the governmental applications of Galileo at the GSA, including the coordination with European institutions and Member States. He previously worked in France, from 2003, on research and development activities related to the specification and procurement of security studies for the governmental applications of Galileo, and, from 2000 to 2003, as the head of a GNSS laboratory providing expertise and test reports on GPS receivers. Mr. Crop has an engineering education and diploma in aeronautical and space domains from ENSICA in Toulouse, France.

Curriculum Vitae

Declaration of Interest

Olivier Lambinet, Head of Administration ( and acting Head of Legal Department)

With legal, corporate and administration experience gained in international private practice (Linklaters), Industry (Tyco) and the public sector (UN and EU) Olivier Lambinet joined the GSA in 2014 from the EASA

Curriculum Vitae

Declaration of Interest

Patrick Hamilton, Head of Project Control Department

With experience in particular from the European Commission and the UK Civil Service, Patrick Hamilton joined the GSA in 2013, becoming head of the newly created Project Control Department in 2014. He holds a Master of Physics degree from Oxford University and graduated in 2001.

Donna Reay, Head of Communications

In 2009 Donna Reay became the Head of Communications for the GSA. From 2007 - 2009, Ms. Reay served as Communications Officer and Spokesperson for the agency. Previously, as Communications Officer for the European Commission’s Transport Research Directorate, she worked on a range of European transport and aerospace aspects, including European Space Policy, Security Research, and GMES (now Copernicus). Prior to her work within the European institutions, Ms. Reay worked as a communications consultant on a range of European research and technology initiatives in Brussels and held several communications management positions for private industry in the United States. She holds a Bachelor's Degree in Journalism and Communications from the University of Florida and a Masters in International Relations from Boston University.

Administrative Board

Chairperson: Sabine Dannelke,Germany

Deputy Chairman: Christian Gaisbauer, Austria

Administrative Board Members


Christian Gaisbauer


Agnes Grandjean


Philip Kirev

Croatia Dinko Stanicic


George Komodromos

Czech Republic

Vaclav Kobera


Knud Elm-Larsen

ESA (Observer representative) Didier Faivre


Priit Soom

European Commission Daniel Calleja, Paul Flament, Christian Siebert

, Ekaterini Kavvada

European Parliament (non-voting representative) Antonio Tajani


Seija Miettinen-Bellevergue


Gael Scot


Jan Schoening


Ioanna Samprakou

HR (Observer representative) tba


Istvan Erenyi


Ethna Brogan


Roberto Ferrazza


Edmunds Belskis


Arturas Liatocha


Anne Blau


Edward Woods

Norway (non-voting member)

Jo Heier


Justyna Romanowska


Albano Coutinho


Dumitru-Dorin Prunariu


Tibor Javor


Zlatko Podgorski


Pablo Vasquez


Thorwald Larsson

The Netherlands

Wim Ploeg


Imogen Ormerod

Security Accreditation Board

The Security Accreditation Board is composed of one voting representative per Member State, one representative from the European Commission, and one from the High Representative for Foreign Affairs and Security Policy. A representative of the European Space Agency shall be invited to meetings as an observer.

The Security Accreditation Board performs the tasks entrusted to the Agency with regard to security accreditation under Article 16(a)(i) of Regulation (EC) No 683/2008 and take ‘security accreditation decisions’ as provided for in Article 11 of (EU) No 912/2010, in particular on the approval of the security accreditation strategy and of satellite launches, the authorisation to operate the systems in their different configurations and for the various services, the authorisation to operate the ground stations and the sensor stations located in third countries, as well as the authorisation to manufacture receivers containing PRS technology and their components.

Chair: Jeremy BLYTH (UK)

Deputy Chair: Bruno Vermeire (BE)