ARMCO headquarters details
- Street address
- 301 Grant St 15th Floor
- City
- Pittsburgh
- State / region
- Pennsylvania
- ZIP / postal code
- 15219
- Country
- United States
- Phone
- +1 412 255 9800
- Founded
- 1899
- Website
- armco.com
- linkedin.com/company/armco
Location map
Open in Google MapsAll ARMCO office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Pittsburgh HQ | Pennsylvania | United States | Headquarters |
Showing the headquarters of 6 recorded locations. See every location in GraphIQ →
About ARMCO
ARMCO is headquartered in Pittsburgh, Pennsylvania, United States. Founded in 1899, the company has 6 recorded locations across 2+ countries and employs approximately 750 people worldwide.
Where is ARMCO's main office?
ARMCO's main headquarters office is located at 301 Grant St 15th Floor, Pittsburgh, Pennsylvania 15219, United States. This is the company's primary corporate address.
ARMCO regional offices
Beyond its headquarters in Pittsburgh, ARMCO has recorded locations in United States and Argentina.
ARMCO contact information
The main switchboard for ARMCO headquarters can be reached at +1 412 255 9800. Official website: armco.com.
What does ARMCO do?
Armco, Inc. produced stainless sheet and strip, and electrical steels, as of June 30, 1999.
Frequently asked questions
Where is ARMCO headquarters?
ARMCO's headquarters is located at 301 Grant St 15th Floor, Pittsburgh, Pennsylvania 15219, United States.
How many offices does ARMCO have?
GraphIQ records 6 locations for ARMCO across 2+ countries, as of October 2026.
What is ARMCO's corporate address?
The corporate headquarters address is 301 Grant St 15th Floor, Pittsburgh, Pennsylvania 15219, United States.
When was ARMCO founded?
ARMCO was founded in 1899 and employs approximately 750 people.
What is ARMCO's phone number?
The main phone number for ARMCO headquarters is +1 412 255 9800.
How many employees does ARMCO have?
ARMCO has approximately 750 employees (GraphIQ estimate, 2026).