About Us

Group Companies

CTI Engineering International Co., Ltd. Provides professional services related to the development of international infrastructure and social environments, including research, planning, design, construction supervision, and project management work (e.g., planning related to flood control, urban drainage, water resource management, sewerage development, roads, water quality environment, waste management, river structures, dam structures, road structures, and bridge structures; participatory development; organizational system surveys; socioeconomic surveys; environmental assessments). HP
Waterman Group Plc Provides innovative and sustainable solutions to meet the proposal, planning, and design needs of the property, infrastructure, environment, and energy markets in the UK, Ireland, and Australia. HP
Japan Urban Engineering Co., Ltd. Provides professional services related to urban planning and development, land readjustment and urban redevelopment projects, civil engineering design and development permits, compensation surveys, field surveying, disaster reconstruction, etc. HP
Chi-ken Sogo Consultants Co., Ltd. Provides professional services related to geological surveying and analysis; groundwater and soil contamination surveys; planning and design of roads, rivers, and underground facilities; planning and design of erosion control and disaster prevention works; investigation and design of slope disaster prevention works and landslide countermeasures. HP
NISSOKEN ARCHITECTS & ENGINEERS Co., Ltd. Provides professional services related to the design snd supervision of building and building facility projects, research, planning; project and construction management for all aspects of construction work; investigation and appraisal of buildings; longevity and long-term repair plans of buildings,etc.. HP
Environmental Research & Solutions Co., Ltd. Conducts environmental surveys and analyses (soil/groundwater, waste, water quality/bottom sediment, exhaust gas, odor, dioxins, PCBs, asbestos, radiation), working environment measurement, genetic analysis (e.g., environmental DNA), and analysis of organofluorine compounds (PFOS/PFOA). Provides consulting services related to soil contamination countermeasures, water treatment, environmental assessments, etc. HP
CTI Frontier Co., Ltd. Farming businesses, agricultural consultancy and other businesses related to agriculture. Overview
CTI Ascend Co., Ltd. Agricultural production (grain corn) and the manufacture and sale of liquor (whiskey) utilizing unused land and resources(planned). Overview
CTI REED Co., Ltd. Performs analysis and design of river structures; planning and design of erosion control facilities and roads; design of telecommunications equipment;fire and emergency services; big data analysis; traffic demand forecasting; development of digital data analysis software; surveys on the natural environment, environmental impact, and conservation; support for environmental education; hydraulic model testing and analysis; fabrication of large-scale test models, mini models, and experimental water channels with variable slopes; field surveys and analyses of rivers, dams, coasts, and erosion controls; simple GPS surveying; sensing and analysis using UAVs; model fabrication using 3D printers; and surveys and analysis of riverbed materials, material price surveys. HP
CTI Wing Co., Ltd. Design of river structures; dam and erosion control; telecommunications; planning and design of roads and road structures; surveying and design of bridges; river planning; surveys and questionnaires related to living environments, traffic volume, and aircraft ;DX-related (BIM/CIM, UAV surveying and inspection, XR, etc.), construction management (site engineering, estimating), etc. HP
CTI Ground Planning Co., Ltd. Hydraulic and seismic analyses, planning and design of facilities, disaster prevention and mitigation planning, big data analysis, BIM/CIM, utilization of extended reality (XR) and other information, development of management systems and applications, sensing using UAVs, geological surveying and analysis, maintenance and management inspections, client support (cost estimation, price surveys), etc. HP