We would like to present the special issue of International Journal of Geo-Engineering (ISSN: 2198-2783) on Cutting Edge Innovations in Geo-Engineering. As International Journal of Geo-Engineering has strong reputation for quality in the field of soil mechanics and geotechnical engineering, this special issue devotes itself to introducing advanced knowledge and state-of-the-art technologies in geo-engineering fields, including geomaterials, geotechnics, geomechanics, sustainability, resilience, geo-hazards, biogeotechnics, and geoenvironmental engineering.