OSTP headquarters details
- Street address
- 11 Pohjantie
- City
- Jakobstad
- State / region
- Pohjanmaa
- ZIP / postal code
- 68600
- Country
- Finland
- Phone
- +358 20 7785500
- Founded
- 1949
- Website
- ostp.biz
- linkedin.com/company/ostp
Location map
Open in Google MapsAll OSTP office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Jakobstad HQ | Pohjanmaa | Finland | Headquarters |
Showing the headquarters of 7 recorded locations. See every location in GraphIQ →
About OSTP
OSTP is headquartered in Jakobstad, Pohjanmaa, Finland. Founded in 1949, the company has 7 recorded locations across 3+ countries and employs approximately 750 people worldwide.
Where is OSTP's main office?
OSTP's main headquarters office is located at 11 Pohjantie, Jakobstad, Pohjanmaa 68600, Finland. This is the company's primary corporate address.
OSTP regional offices
Beyond its headquarters in Jakobstad, OSTP has recorded locations in Finland, Russia and Sweden.
OSTP contact information
The main switchboard for OSTP headquarters can be reached at +358 20 7785500. Official website: ostp.biz.
What does OSTP do?
OSTP is a manufacturer of welded pipes and fittings in stainless steel. Their high-quality products are used in many sectors of the industry and their principal markets. Specialist Welded Stainless Steel Tubular Products manufacturer, offering one of the broadest product ranges among all manufacturers, including Process Pipes & Tubes, Butt Weld Fittings, and Process Equipment.
Frequently asked questions
Where is OSTP headquarters?
OSTP's headquarters is located at 11 Pohjantie, Jakobstad, Pohjanmaa 68600, Finland.
How many offices does OSTP have?
GraphIQ records 7 locations for OSTP across 3+ countries, as of October 2026.
What is OSTP's corporate address?
The corporate headquarters address is 11 Pohjantie, Jakobstad, Pohjanmaa 68600, Finland.
When was OSTP founded?
OSTP was founded in 1949 and employs approximately 750 people.
What is OSTP's phone number?
The main phone number for OSTP headquarters is +358 20 7785500.
How many employees does OSTP have?
OSTP has approximately 750 employees (GraphIQ estimate, 2026).