Corporate Profile

Company name
OYO Corporation
Address
〒101-8486 7 Kanda Mitoshiro-cho, Chiyoda-ku, Tokyo, 101-8467, Japan
Phone
+81-3-5577-4501
Establishment
May 2, 1957
Capital
JPY 16,174.6 million
Stock Listing
First Section of the Tokyo Stock Exchange
Number of employees
2,243 (consolidated), 1,141 (non-consolidated)
Main Business
A series of technical operations ranging from ground investigation associated with roads and city planning, construction of civil engineering structures and building structures, etc., to design and construction management.
Technical operations such as survey on landslides, cliff collapses, earthquake disasters, and storm and flood damage. Technical operations such as analyses, predictions, diagnoses, evaluations and countermeasures of natural disaster risk.
Technical operations such as surveys, analyses, predictions, diagnoses, evaluations and countermeasures of environmental conservation and risks.
Collection, processing, and sales of earth-related information such as ground, environment, and disaster information.
Development, manufacture, sales, leasing, and rental of various measuring instruments, security instruments, software, and systems.
Certified ISO
management
systems
Quality management system (ISO9001:2015)
Applicable Office:All offices
Scope of Activities:
1. Soil investigation, construction consultant, and civil design
2. Design, development, manufacturing and the accompanying services (equipment repair) of the following equipment
・Seismic exploration equipment, Electric exploration equipment, Physical logging equipment, In-situ testing equipment
・Ground surface monitoring equipment, Crime prevention security equipment, Ocean exploration equipment
・Ground penetrating radar, magnetic exploration equipment, Gravity exploration equipment
Registration Number:JQA-2772
Registration Date:13 November, 1998
Expiration Date:19 December, 2023

Environmental Management System (ISO14001:2015)
Applicable Office:All offices
Scope of Activities:Same as ISO9001
Registration Number:JQA-EM6855
Registration Date: 6 July, 2012 (Initial registration on 1 January, 2003)
Expiration Date:31 December, 2023

Information Security Management System (ISO/IEC 27001:2013)
Applicable Office:All offices
Scope of Activities:Same as ISO9001
Registration Number:JQA-IM1238
Registration Date:14 March, 2014
Expiration Date:31 December, 2022