GRAND RAPIDS, Mich., May 12, 2009 – Adtegrity.com (Pink Sheets: ADTY), a Grand Rapids, Mich.-based company specializing in Internet advertising networks and services, today announced the acquisition of the publisher assets of GrenshawTech Network, a New York based Internet advertising network and consulting service.

“Adtegrity.com is excited to integrate the high quality properties of GrenshawTech Network into our existing publisher base. We believe this acquisition will further expand our reach and strengthen our Brand-Safe Network” – Todd Morris, VP of Marketing and Publisher Operations for Adtegrity.com.

About Adtegrity.com, Inc.

Adtegrity’s primary business is the delivery of interactive advertising and marketing services. Since its founding in 1999, the Company has established itself as a results-driven, customer-focused firm consistently ranking among the top 10 online advertising networks in the world. Adtegrity currently serves thousands of website clients and delivers billions of advertising impressions each month to tens of millions of unique users. For more information, visit www.adtegrity.com.

Forward-Looking Statements: This news release may include certain forward-looking statements including, but not limited to, projections of revenue, income or loss and capital expenditures, statements regarding future operations, financing needs, plans relating to products or services of the Company, assessments of materiality, predictions of future events and the effects of pending and possible litigation, as well as assumptions relating to the foregoing. In addition, when used in this discussion, the words “anticipates,” “believes,” “estimates,” “expects,” “intends,” “plans,” “should,” and variations thereof and similar expressions are intended to identify forward-looking statements. Such forward-looking statements are subject to various risks and uncertainties. Actual results could differ materially from those currently anticipated due to a number of factors, including but not limited to the Company’s ability to manage rapid growth as a result of internal expansion and strategic acquisitions, the impact of competitive products and pricing, product demand and market acceptance, new product development, reliance on key strategic alliances, the regulatory environment, fluctuations in operating results and other risks.