QNST QuinStreet Inc

QuinStreet, Inc. (Nasdaq:QNST), a leader in vertical marketing and media on the Internet, today announced it will report its fiscal third quarter financial results for the period ended March 31, 2010 following the close of market on Wednesday, May 5, 2010. On that day, management will hold a conference call and webcast at 2:00 p.m. PT to review and discuss the Company's results for the fiscal third quarter.

What:                QuinStreet Third Quarter Fiscal 2010 Financial Results Conference Call

When:               Wednesday, May 5, 2010

Time:                2:00 p.m. PT

Live Call:           + 1-877-941-2068 (U.S. and Canada)

                         + 1-480-629-9712 (international)

Replay:              + 1-800-406-7325 (U.S. and Canada), passcode 4281906#           

                         + 1-303-590-3030 (international), passcode 4281906#

Webcast:          http://investor.quinstreet.com/

About QuinStreet

QuinStreet is a leader in vertical marketing and media on the Internet. The company provides a strong set of capabilities to engage Internet visitors with targeted media and connects its marketing clients with their potential customers online. QuinStreet is headquartered in Foster City, CA.

CONTACT: The Blueshirt Group

Erica Abrams

(415) 217-5864

erica@blueshirtgroup.com

Matthew Hunt

(415) 489-2194

matt@blueshirtgroup.com