Email: 800usability@gmail.com - Call: (408) 342-9052

Interface Analysis Associates (IAA)

Saratoga Office

Tel: (408) 342-9052

For your convenience, IAA’s main office is located just West of San Jose, in Saratoga, California. We are a short drive from the Mineta San Jose International Airport and there many nearby lodging options are available.

IAA operates two private, full featured usability testing laboratories in the heart of Silicon Valley. Our central locations make it easy for participants and clients to travel to us. Details of our testing labs can be found here (Link to Our Labs-Lab Tour).

Hamilton Office

Tel: (408) 866-1800

Our Locations

Saratoga Lab

Saratoga Station

1821 Saratoga Ave, Suite #200

Saratoga, CA 95070

Phone: (408) 342-9052


Hamilton Lab

Westgate Office Center

4950 Hamilton Ave, Suite #104

San Jose, CA 95130

Phone: (408) 866-1800

Office Hours

Mondays: 9:00am - 5:00pm

Tuesdays: 9:00am - 5:00pm

Wednesdays: 9:00am - 5:00pm

Thursdays: 9:00am - 5:00pm

Fridays: 9:00am - 5:00pm

Saturdays: By Appointment

Sundays: Close

Our Mission

IAA helps make technology approachable, intuitive and fun! We can research, design, evaluate or test your product or work environment to be more useful, usable, safe and satisfying. We apply a business-centered approach to user-centered design, evaluation and testing by focusing on user experiences that have marketability and economic impact.