About us Radically simplifying advertising on the open internet.

Quantcast is an audience intelligence and measurement company headquartered in San Francisco. Combining machine learning, a privacy-by-design approach, and live data drawn from more than 100 million online destinations, Quantcast provides software, information and advertising services for marketers, publishers and advertising agencies worldwide. Founded in 2006, Quantcast has employees in 20 offices across 10 countries.

The numbers speak for themselves

100+ million mobile and web destinations directly quantified via 1st party tags

20+ Petabytes of data processed per day

700+ Employees around the globe

20+ offices in 10 countries

Interested in working at Quantcast? Learn more about careers at Quantcast & view open positions.

  Leadership

Our Commitment to Diversity Quantcast is committed to creating an inclusive and diverse environment where everyone can confidently be their authentic self.

QuantcastOffice Locations

San Francisco (HQ)
1-800-293-5706
795 Folsom Street, 5th Floor
San Francisco, CA 94107
Map
New York
1-800-293-5706
1120 Avenue of the Americas
5th floor
New York, NY 10036
Map
Atlanta
1-404-870-9062
675 Ponce de Leon Ave NE
Suite 8500
Atlanta, GA 30308
Map
Chicago
1-800-293-5706
1 East Wacker Dr.
Suite 3120
Chicago, IL 60601
Map
Dallas
1-800-293-5706
15455 Dallas Parkway, Suite 600
Addison, TX 75001
Map
Detroit
1-800-293-5706
100 West Big Beaver Rd
Suite 200
Troy, MI 48084
Map
Los Angles
1-800-293-5706
2425 Colorado Avenue
Suite B-310
Santa Monica, CA 90404
Map
Seattle
10400 NE 4th Street
Suite 500
Bellevue, WA, 98004
Map
Montreal
3 Place Ville Marie, Suite 400
Montreal, QC H3B 2E3
Canada
Map
Toronto
99 Yorkville Ave, Suite 200
Toronto, ON M5R 1C1
Canada
Map
Dublin
Beaux Lane House, Lower
Mercer Street, 1st Floor
Dublin 2, Ireland
Map
London
0203 194 4478
Level 4
Endeavour House
189 Shaftesbury Avenue
London WC2H 8JR
UK
Map
Manchester
Suite 2, Fourth Floor
Churchgate House
56 Oxford Street
Manchester
UK
Map
Milan
Via Conservatorio, 22
20122 Milan
Italy
Map
Munich
Maximilianstraße 35a,
Munich 80539
Germany
Map
Paris
23 rue de Mogador
75009 Paris
France
Map
Stockholm
Mäster Samuelsgatan 42, Floor 5
111 57 Stockholm
Sweden
Map
Melbourne
Level 17, 120 Spencer Street
Victoria, 3000
Australia
Map
Singapore
8 Shenton Way
AXA Tower, #38-03
Singapore
Map
Sydney
Level 14, 99 Elizabeth
Street
Sydney 2000 NSW
Australia
Map

Learn more about How Quantcast uses cookies, tags and SDKs

Quantcast’s solutions use common digital mechanisms such as tags and cookies to be able to remember information about a user and track their behavior while on a site. Learn more about these technologies, how Quantcast’s solutions use them.

Learn More about Quantcast

Want to know more about Quantcast? Get in touch, we would be happy to answer any questions.