| Company name |
OYO Corporation |
| Address |
Sumitomo Fudosan Kanda Building 9th Floor, 7 Kanda Mitoshiro-cho, Chiyoda-ku, Tokyo, 101-8486, Japan
List of Offices |
| Phone |
+81-3-5577-4501 |
| Establishment |
May 2, 1957 |
| Capital |
JPY 16,174.6 million |
| Stock Listing |
Tokyo Stock Exchange Prime Market |
| Number of employees |
2,701 (consolidated), 1,265 (non-consolidated) (As of December 31, 2024) |
| 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.
|
| Business Registration |
- Consulting Engineer (No. 01-175, registered with the Ministry of Land, Infrastructure, Transport and Tourism)
- River, Erosion Control and Coasts / Oceans
- Ports and Airports
- Roads
- Water supply and Industrial Water supply
- Sewers
- Agricultural Civil Engineering
- Forest Civil Engineering
- Waste
- Urban Planning and Rural Planning
- Geology
- Soil and Foundations
- Steel Structure and Concrete
- Tunnels
- Construction Environments
- Electrical & Electronics Engineering
- Geological Surveyor (No. 04-12, registered with the Ministry of Land, Infrastructure, Transport and Tourism)
- Measurement Certification Business (registered)
- Concentration (No. 555, registered with the government office of Saitama Prefecture)
- Certified Survey Firm (No.(14)-1334, registered with the Ministry of Land, Infrastructure, Transport and Tourism)
- Special Construction Contractor ((TOKU-4) No. 2181, licensed by Ministry of Land, Infrastructure, Transport and Tourism)
- 1st-class Registered Architect Office (No.(3) 10113, registered with the government office of Saitama Prefecture)
- Designated Investigation Firm (pursuant to the Soil Contamination Countermeasures Act)
- Social Contamination Designated Investigation Firm (registered with the Ministry of the Environment, No. (Kan) 2003-8-2047)
|
| Certified ISO management systems |
-
Quality management system (ISO9001:2015)
Applicable Office : All offices
Scope of Activities :
- Soil investigation, construction consultant, civil design, and information system
- 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 : November 13, 1998
Expiration Date : December 19, 2026
-
Testing and Calibration Laboratories (ISO/IEC 17025:2017)
Applicable Office : Core Laboratory Experiment Center
Scope of Certification :
- Test Method for Water Content of Soils (JIS A 1203)
- Test Method for Bulk Density of Soils (JIS A 1225)
- Method for Cyclic Undrained Triaxial Test on Soils (JGS 0541)
- Method for Cyclic Triaxial Test to Determine Deformation Properties of Geomaterials (JGS 0542)
- Method for Cyclic Triaxial Test to Determine Deformation Properties of Soft Rocks (JGS 2563)
- Standard Test Method for Consolidated Undrained Direct Simple Shear Testing of Fine Grain Soils (ASTM D6528)
Registration Number : RTL05190
Registration Date : September 17, 2024
Expiration Date : September 30, 2028
-
Environmental Management System (ISO14001:2015)
Applicable Office : All offices
Scope of Activities : Same as ISO9001
Registration Number : JQA-EM6855
Registration Date : July 6, 2012 (Initial registration on January 1, 2003)
Expiration Date : December 31, 2026
-
Information Security Management System (ISO/IEC 27001:2013)
Applicable Office : All offices
Scope of Activities : Same as ISO9001
Registration Number : JQA-IM1238
Registration Date:March 14, 2014
Expiration Date : December 31, 2025
-
Personal Information Protection Management System (JIS Q 15001:2017)
Registered office : Information Systems Division
Scope of registered activities :
- Business related to geological surveys, construction consultants, civil engineering design, disaster prevention and mitigation, information systems
- Software development and sales related to the Company's overall business
Registration number : JQA-KP0022
Registration date : November 27, 2020
Expiration Date : December 31, 2025
-
Occupational Safety and Health Management System (ISO 45001:2018)
Registered office : Energy Business Division
Scope of registered activities : Offshore wind farm business by the Energy Business Division
Registration number : OHS 811101
Registration date : September 29, 2024
Expiration Date : September 28, 2027
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Japanese
