General Chairs

Matthias Renz, CAU University of Kiel, Germany
Maria-Luisa Damiani, University of Milan, Italy

Program Committee Chairs

Mario Nascimento, Northeastern University, Canada
Peer Kröger, Kiel University (CAU), Germany
Ahmed Eldawy, University of California, Riverside, USA

Local Arrangement Chairs

Christian Beth, Kiel University (CAU), Germany
Martin Werner, Technical University of Munich, Germany

Treasurer Chairs

Jilin Hu, Aalborg University, Denmark
Chiara Renso, ISTI-CNR, Pisa, Italy

Sponsors Chairs

Mahmoud Sakr, Université Libre de Bruxelles, Belgium
Mark McKenney, Southern Illinois University Edwardsville, USA
Wan Bae, Seattle University, USA

Workshop Chairs

Karine Zeitouni University of Versailles Saint-Quentin, Université Paris-Saclay, France
Song Gao, The University of Wisconsin - Madison, USA
Andreas Zufle, Emory University, USA

Publicity Chairs

Liang Zhao, Emory University, USA
Dimitris Sacharidis, Université Libre de Bruxelles, Belgium
Alberto Belussi, University of Verona, Italy
Jianzhong Qi, The University of Melbourne, Australia

Proceedings Chairs

Bruno Martins, University of Lisbon, Portugal
Jianqiu Xu, Nanjing University, China
Fatme Hachem, University of Milan, Italy

Poster/Demo Chairs

Bernhard Seeger, University of Marburg, Germany
Jia Yu, Washington State University, USA
Xinyue Ye, Texas A&M University, USA

Travel Grant Chairs

NSF Travel Grant Chair
- Yao-Yi Chiang, University of Minnesota, USA
SIGSPATIAL Travel Grant Chairs
- Wan Bae Seattle University, USA
- Heba Aly, Amazon, USA

GIS-Cup Chairs

Mohamed Mokbel, University of Minnesota, USA
Michael MacFerrin, University of Colorado, USA
Aneesh Subramanian, University of Colorado, USA

Student Research Competition Chairs

Amr Magdy, University of California, Riverside, USA
Claire Hardgrove (Verity), Google Australia and University of Sydney
Yannick Wölker, Kiel University (CAU), Germany

Registration Chairs

Yaron Kanza, AT&T, USA
Panos Bouros, Johannes Gutenberg University Mainz, Germany
Heba Aly, Amazon, USA

Webmasters

Steffen Strohm, Kiel University (CAU), Germany
Marco Landt-Hayen, Kiel University (CAU), Germany