Quinstreet headquarters details
Foster City, California, United States
Foster City
California
94404
United States
1999
Location map
Open in Google MapsAll Quinstreet office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Foster City HQ | California | United States | Headquarters |
About Quinstreet
Quinstreet (Nasdaq (NASDAQ): QNST) is headquartered in Foster City, California, United States. Founded in 1999, the company operates across 4 countries with approximately 938 employees worldwide.
Where is Quinstreet's main office?
Quinstreet's main headquarters office is located at Foster City, California, United States, Foster City, California 94404. This serves as the company's primary corporate address and is home to its executive leadership team.
Quinstreet regional offices
Beyond its headquarters in Foster City, Quinstreet maintains 44 offices across 4 countries. Regional offices span 4 countries.
Quinstreet contact information
The main switchboard for Quinstreet headquarters can be reached at 16505787700. For investor relations, visit quinstreet.com/investor-relations.
What does Quinstreet do?
QuinStreet, Inc. specializes in vertical marketing and media on the internet. The Company focuses on clients in the education and financial services industries, as well as has a presence in the home services, business-to-business, and healthcare industries.
Frequently asked questions
Where is Quinstreet headquarters?
Quinstreet's headquarters is located at Foster City, California, United States, Foster City, California 94404, United States.
How many offices does Quinstreet have?
Quinstreet operates 44 offices across 4 countries as of 2026.
What is Quinstreet's corporate address?
The official corporate address is Foster City, California, United States, Foster City, California 94404.
When was Quinstreet founded?
Quinstreet was founded in 1999 and has grown to employ approximately 938 people worldwide.
What is Quinstreet's phone number?
The main phone number for Quinstreet headquarters is 16505787700.