onsemi headquarters details
- Street address
- 5701 North Pima Road
- City
- Scottsdale
- State / region
- Arizona
- ZIP / postal code
- 85250
- Country
- United States
- Phone
- +1 602 244 6600
- Founded
- 1999
- Website
- onsemi.com
- Stock
- NASDAQ: ON
Location map
Open in Google MapsAll onsemi office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Scottsdale HQ | Arizona | United States | Headquarters |
Showing the headquarters of 34 recorded locations. See every location in GraphIQ →
About onsemi
onsemi (NASDAQ: ON) is headquartered in Scottsdale, Arizona, United States. Founded in 1999, the company has 34 recorded locations across 9+ countries and employs approximately 26,000 people worldwide.
Where is onsemi's main office?
onsemi's main headquarters office is located at 5701 North Pima Road, Scottsdale, Arizona 85250, United States. This is the company's primary corporate address.
onsemi regional offices
Beyond its headquarters in Scottsdale, onsemi has recorded locations in United States, Australia, Belgium, Canada, China, France, Israel, Malaysia and 1 other country.
onsemi contact information
The main switchboard for onsemi headquarters can be reached at +1 602 244 6600. Official website: onsemi.com.
What does onsemi do?
ON Semiconductor Corporation operates as a semiconductor manufacturing company. The Company supplies power semiconductors and image sensors solutions for automotive and industrial markets. ON Semiconductor serves clients worldwide.
onsemi competitors & similar companies
Frequently asked questions
Where is onsemi headquarters?
onsemi's headquarters is located at 5701 North Pima Road, Scottsdale, Arizona 85250, United States.
How many offices does onsemi have?
GraphIQ records 34 locations for onsemi across 9+ countries, as of October 2026.
What is onsemi's corporate address?
The corporate headquarters address is 5701 North Pima Road, Scottsdale, Arizona 85250, United States.
When was onsemi founded?
onsemi was founded in 1999 and employs approximately 26,000 people.
What is onsemi's phone number?
The main phone number for onsemi headquarters is +1 602 244 6600.
How many employees does onsemi have?
onsemi has approximately 26,000 employees (GraphIQ estimate, 2026).
Is onsemi a public company?
Yes. onsemi is publicly traded on NASDAQ under the ticker ON.