Proterial headquarters details
- Street address
- 5-6-36 Toyosu
- City
- Tokyo
- State / region
- Tokyo Prefecture
- ZIP / postal code
- 135-0061
- Country
- Japan
- Phone
- +81 3 6774 3001
- Founded
- 1956
- Website
- proterial.com
Location map
Open in Google MapsAll Proterial office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Tokyo HQ | Tokyo Prefecture | Japan | Headquarters |
Showing the headquarters of 6 recorded locations. See every location in GraphIQ →
About Proterial
Proterial is headquartered in Tokyo, Tokyo Prefecture, Japan. Founded in 1956, the company has 6 recorded locations across 3+ countries and employs approximately 265 people worldwide.
Where is Proterial's main office?
Proterial's main headquarters office is located at 5-6-36 Toyosu, Tokyo, Tokyo Prefecture 135-0061, Japan. This is the company's primary corporate address.
Proterial regional offices
Beyond its headquarters in Tokyo, Proterial has recorded locations in Japan, Thailand and United Kingdom.
Proterial contact information
The main switchboard for Proterial headquarters can be reached at +81 3 6774 3001. Official website: proterial.com.
What does Proterial do?
Proterial, Ltd. manufactures a wide range of specialty steel and metal products. The Company produces industrial machinery, magnetic and electronic materials and parts, and aluminium castings and wheels. Proterial applies its products in automobile, aerospace, nuclear, computer, and other industries worldwide.
Proterial competitors & similar companies
Frequently asked questions
Where is Proterial headquarters?
Proterial's headquarters is located at 5-6-36 Toyosu, Tokyo, Tokyo Prefecture 135-0061, Japan.
How many offices does Proterial have?
GraphIQ records 6 locations for Proterial across 3+ countries, as of October 2026.
What is Proterial's corporate address?
The corporate headquarters address is 5-6-36 Toyosu, Tokyo, Tokyo Prefecture 135-0061, Japan.
When was Proterial founded?
Proterial was founded in 1956 and employs approximately 265 people.
What is Proterial's phone number?
The main phone number for Proterial headquarters is +81 3 6774 3001.
How many employees does Proterial have?
Proterial has approximately 265 employees (GraphIQ estimate, 2026).