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Governance + Management

IGS Governing Board Members

(as of June 2024)

V = Voting Member | EC = Executive Committee
RoleFirst NameLast NameAffiliationCountryTerm StartTerm EndVEC
IERS Representative to IGSZuheirAltamimiInstitut National de l’Information Géographique et Forestière (IGN)France2024-01-012027-12-31V
Appointed MemberFernandBaleBureau National d'Etudes Techniques et de DeveloppementCôte d'Ivoire2024-01-012027-12-31V
Infrastructure Committee CoordinatorMarkusBradkeHelmholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany2024-01-012027-12-31VEC
Troposphere Committee ChairSharylByramUnited States Naval ObservatoryUSA2022-01-012025-12-31V
Clock Products Committee CoordinatorMichaelColemanNaval Research Laboratory (NRL)USA2023-01-012026-12-31V
Central Bureau DirectorAllisonCraddockNASA Jet Propulsion LaboratoryUSA2017-01-01ongoingVEC
Board Vice ChairElisabettad'AnastasioGNS ScienceNew Zealand2024-01-012027-12-31VEC
IGS Representative to IERSElisabettad’AnastasioGNS ScienceNew Zealand2023-01-012026-12-31V
Board ChairRolfDachAstronomical Institute, University of Bern (AIUB)Switzerland2023-07-012027-06-30VEC
IGS Representative to IERSRolfDachAstronomical Institute, University of Bern (AIUB)Switzerland2023-01-012026-12-31V
Multi-GNSS Pilot Project ChairPeterSteigenbergerDeutsches Zentrum für Luft- und Raumfahrt (DLR)Germany2024-07-012028-06-30V
Satellite Vehicle Orbit Dynamics Committee ChairDORMANTDORMANTV
TIGA Pilot Project ChairDORMANTDORMANTV
Appointed MemberWernerEnderleESA/European Space Operations Centre (ESOC)Germany2024-01-012025-12-31V
Network RepresentativeRuiFernandesUniversity of Beira Interior (UBI); Institute Dom Luiz (IDL); SEGAL (UBI/IDL)Portugal2022-01-012025-12-31V
Data Center RepresentativeJianghuiGengWuhan UniversityChina2022-01-012025-12-31V
PPP-AR Pilot Project ChairJianghuiGengWuhan UniversityChina2022-07-012026-06-30V
RINEX-RTCM Committee ChairFrancescoGiniESA/European Space Operations Centre (ESOC)Germany2023-01-012026-12-31V
IAG PresidentRichardGrossNASA Jet Propulsion LaboratoryUSA2024-01-012027-12-31V
Analysis Center CoordinatorThomasHerringMassachusetts Institute of Technology (MIT)USA2022-01-012025-12-31VEC
FIG Representative to the IGSRyanKeenanPositioning InsightsAustralia2023-01-012026-12-31
Appointed MemberSatoshiKogureNational Space Policy Secretariat (NSPS), Cabinet OfficeJapan2024-01-012025-12-31V
Ionosphere Committee ChairAndrzejKrankowskiUniversity of Warmia and Mazury in OlsztynPoland2024-01-012027-12-31V
Analysis Center RepresentativeSylvainLoyerCollecte Localisation Satellites (CLS)France2023-01-012026-12-31V
Network CoordinatorDavidMaggertEarthscope ConsortiumUSA2022-01-012025-12-31
Analysis Center RepresentativeBenjaminMännelHelmholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany2024-01-012027-12-31V
Central Bureau Deputy DirectorLéoMartireNASA Jet Propulsion LaboratoryUSA2023-01-01ongoingEC
Governing Board Executive SecretaryLéoMartireNASA Jet Propulsion LaboratoryUSA2024-01-01ongoingEC
Analysis Center CoordinatorSalimMasoumiGeoscience AustraliaAustralia2021-01-012024-12-31
Data Center CoordinatorPatrickMichaelNASA Goddard Space Flight Center (GSFC)USA2021-01-012024-12-31
Reference Frame Committee ChairPaulRebischungInstitut National de l’Information Géographique et Forestière (IGN)France2024-01-012027-12-31V
Analysis Center RepresentativePaulRiesNASA Jet Propulsion LaboratoryUSA2022-01-012025-12-31V
Network RepresentativeRyanRuddickGeoscience AustraliaAustralia2024-01-012027-12-31VEC
Real-Time Committee ChairAxelRülkeFederal Agency for Cartography and Geodesy (BKG)Germany2023-01-012026-12-31V
GGOS PresidentLauraSanchezDeutsches Geodätisches Forschungsinstitut, Technische Universität München (DGFI-TUM)Germany2024-01-012027-12-31V
Bias & Calibration Committee ChairStefanSchaerFederal Office of Topography swisstopoSwitzerland2024-01-012027-12-31V
GNSS Monitoring Pilot Project (Joint Effort with ICG IMGA) ChairErikSchönemannESA/European Space Operations Centre (ESOC)Germany2023-07-012027-06-30V
Network RepresentativeWolfgangSöhneFederal Agency for Cartography and Geodesy (BKG)Germany2023-01-012026-12-31V
Real-Time Analysis Center CoordinatorAndreaStürzeFederal Agency for Cartography and Geodesy (BKG)Germany2023-07-012027-06-30
Appointed MemberJosé AntonioTarrío MosqueraUniversity of Santiago de Chile (USACH) Geodetic Processing and Analysis Center for SIRGASChile2023-01-012024-12-31V
BIPM/CCTF Representative to the IGSPatriziaTavellaBureau International des Poids et Mesures (BIPM)France2023-01-012026-12-31
Appointed MemberVACANTVACANTV
Appointed MemberVACANTVACANTV
Antenna Committee ChairArturoVilligerAstronomical Institute, University of Bern (AIUB)Switzerland2024-01-012027-12-31V

IGS Former Governing Board Members

(As of August 2023)
FirstLastAffiliationCountryService StartService End
ZuheirAltamimiInstitut National de l’Information Géographique et Forestière (IGN)France20112023
LoukisAgrotisFormerly ESA/European Space Operations Centre (ESOC), currently SymbanGermany20142022
FelicitasAriasBureau International des Poids et Mesures (BIPM)France2005
SimonBanvilleNatural Resources Canada / Ressources naturelles Canada / NRCanCanada20182022
YoazBar-SeverNASA Jet Propulsion LaboratoryUSA20032011
NormanBeckNatural Resources Canada / Ressources naturelles Canada / NRCanCanada20032009
GerhardBeutlerAstronomical Institute, University of Bern (AIUB)Switzerland19942011
MikeBevisUniversity of HawaiiUSA19982001
GeoffBlewittUniversity of Nevada, RenoUSA20082011
YehudaBockScripps Institution of OceanographyUSA19941999
FranBolerUNAVCOUSA20142017
HennoBoomkampESA/European Space Operations Centre (ESOC)Germany20032010
ClaudeBoucherInstitut National de l’Information Géographique et Forestière (IGN)France19942015
CarineBruyninxRoyal Observatory of Belgium / Observatoire Royal de BelgiqueBelgium20112018
MarkCaissyNatural Resources Canada / Ressources naturelles Canada / NRCanCanada20012015
NicoleCapitaineParis Observatory / Observatoire de ParisFrance20042008
KevinChoiNOAA's National Geodetic SurveyUSA20142019
SuelynnChoyRMIT UniversityAustralia20202022
YaminDangChinese Academy of Surveying and MappingChina20122015
LoicDanielInstitut National de l’Information Géographique et Forestière (IGN)France20022005
ShailenDesaiNASA Jet Propulsion LaboratoryUSA20122019
JohnDowESA/European Space Operations Centre (ESOC)Germany19942011
BjornEngenNorwegian Mapping AuthorityNorway19942001
PengFangScripps Institution of OceanographyUSA20042005
MartineFeisselInternational Earth Rotation ServiceFrance19941995
JoachimFeltensESA/European Space Operations Centre (ESOC)Germany19982002
RemiFerlandNatural Resources Canada / Ressources naturelles Canada / NRCanCanada19992009
StevenFisherNASA Jet Propulsion LaboratoryUSA20082017
MathiasFritscheHelmholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany20152019
WeijunGanChina Earthquake Administration, Crustal Motion Observation Network of ChinaChina20072010
BrunoGaraytInstitut National de l’Information Géographique et Forestière (IGN)France20102017
GerdGendtHelmholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany20032007
ChristineHackmanUnited States Naval ObservatoryUSA20112015
AndréHauschildDeutsches Zentrum für Luft- und Raumfahrt (DLR)Germany20182022
ManuelHernandezUniversitat Politecnica de CatalunyaSpain20022007
UrsHugentoblerInstitute of Astronomical and Physical Geodesy of Technical University of MunichGermany20112020
GaryJohnstonGeoscience AustraliaAustralia20102020
TeruyukiKatoEarthquake Research Institute, University of TokyoJapan19941995
BobKingMassachusetts Institute of TechnologyUSA20082011
JanKoubaNatural Resources Canada / Ressources naturelles Canada / NRCanCanada19941999
BillKuoUniversity Corporation for Atmospheric Research (UCAR)USA20062009
KenMacLeodNatural Resources Canada / Ressources naturelles Canada / NRCanCanada20122019
GeraldMaderNOAA's National Geodetic SurveyUSA19941997
JohnManningGeoscience AustraliaAustralia19962003
CharlesMeertensUNAVCOUSA20112020
BillMelbourneNASA Jet Propulsion LaboratoryUSA19941999
BasaraMiyaharaGeospatial Information Authority of Japan (GSI)Japan20202023
MichaelMooreGeoscience AustraliaAustralia20162021
AngelynMooreNASA Jet Propulsion LaboratoryUSA19982007
IvanMuellerOhio State UniversityUSA19941999
RuthNeilanNASA Jet Propulsion LaboratoryUSA19942018
CareyNollNASA Goddard Space Flight CenterUSA20062019
PaulPaquetRoyal Observatory of Belgium / Observatoire Royal de BelgiqueBelgium19992002
JamesParkKorea Astronomy and Space Science InstituteSouth Korea20102013
FelixPerosanzCentre National d’Etudes Spatiales (CNES)France20192023.0
GérardPetitBureau International des Poids et Mesures (BIPM)France20192022
DavidPughNational Oceanography CentreUK19962004
JimRayNOAA's National Geodetic SurveyUSA19972003
JimRayNOAA's National Geodetic SurveyUSA20082011
ChristophReigberHelmholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany19942005
IgnacioRomeroFormerly ESA/European Space Operations Centre (ESOC), currently Canary Space ConsultingGermany2010.02022
MarkusRothacherHelmholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany20002007
AxelRülkeFederal Agency for Cartography and Geodesy (BKG)Germany20162019
RalfSchmidDeutsches Geodätisches Forschungsinstitut, Technische Universität München (DGFI-TUM)Germany20082016
TiloSchoeneHemholtz Centre Potsdam GFZ German Research Centre for GeosciencesGermany20012024
BobSchutzCenter for Space ResearchUSA19941997
KenSeniorNaval Research Laboratory (NRL)USA20032012
RobertSerafinNational Center for Atmospheric Research (NCAR)USA19982005
JimSlaterNational Geospatial-Intelligence AgencyUSA19972005
TimSpringerFormerly ESA/European Space Operations Centre (ESOC), currently PosiTimGermany2008.02022
DavidStowersNASA Jet Propulsion LaboratoryUSA20172021
MichaelWatkinsNASA Jet Propulsion LaboratoryUSA19992001
RobertWeberVienna University of Technology / Technische Universität Wien / TU ViennaAustria20032012
PascalWillisInstitut National de l’Information Géographique et Forestière (IGN)France1999
RichardWonnacottChief Directorate: National Geo-spatial InformationSouth Africa20062013
PeizhenZhangChina Earthquake Administration, Institute of GeologyChina20022005
QileZhaoWuhan UniversityChina20182022
MarekZiebartUniversity College LondonUK20112019
JimZumbergeNASA Jet Propulsion LaboratoryUSA20002007

IGS Central Bureau

The Central Bureau is responsible for the executive management of the IGS following policies set by the IGS International Governing Board. Coordination of the IGS Network, management of the Central Bureau Information System and IGS website, and IGS outreach activities are also carried out by the Central Bureau.

IGS satellite icon on earth
Allison Craddock
NASA Jet Propulsion Laboratory California Institute of Technology, Central Bureau Director
IGS satellite icon on earth
Léo Martire
NASA Jet Propulsion Laboratory California Institute of Technology, Central Bureau Deputy Director
IGS satellite icon on earth
Robert Khachikyan
Raytheon Technologies, Central Bureau Information Systems Manager
IGS satellite icon on earth
David Maggert
EarthScope Consortium, IGS Network Coordinator
IGS satellite icon on earth
David Stowers
NASA Jet Propulsion Laboratory California Institute of Technology, CBIS Advisor
IGS satellite icon on earth
Shaun Lyon
NASA Jet Propulsion Laboratory California Institute of Technology, Central Bureau Administrative Support

CONTACT US

IGS Central Bureau
NASA Jet Propulsion Laboratory
California Institute of Technology

4800 Oak Grove Drive
Mail Stop 238-600
Pasadena, CA 91109
United States of America

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IGS Committees

Committees of the IGS support the overall IGS governance and management as well as committees and pilot projects. Learn more about our committees below.

Clear Filters
Antenna
Antenna

Arturo Villiger, Chair Est. 2008

17 September, 2020 in Committees, IGS
Bias and Calibration
Bias and Calibration

Stefan Schaer, Chair Est. 2003

8 July, 2020 in Committees, IGS
Clock Product
Clock Product

Michael Coleman, Chair Est. 2003

8 July, 2020 in Committees, IGS
Ionosphere
Ionosphere

Andrzej Krankowski, Chair Est. 1998

8 July, 2020 in Committees, IGS
Infrastructure Committee
Infrastructure Committee

Markus Bradke, Coordinator

8 July, 2020 in Committees, IGS
Real-Time
Real-Time

Axel Rülke, Chair Est. 2001

8 July, 2020 in Committees, IGS
Reference Frame
Reference Frame

Paul Rebischung, Chair Est. 1999

8 July, 2020 in Committees, IGS
RINEX
RINEX

Francesco Gini, Acting Chair Est. 2011

8 July, 2020 in Committees, IGS
Troposphere
Troposphere

Sharyl Byram, Chair Est. 1998

8 July, 2020 in Committees, IGS
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