KLOCWORK ACHIEVES ELITE STATUS ON THE 2006 SD Times 100 FOR SECOND YEAR IN A ROW

Klocwork Winner in the "Test, QA & Performance Management" Category for its Static Analysis Software

BURLINGTON, Mass. - June 1, 2006 - Klocwork Inc., the proven leader in automated software solutions that improve software security and quality, today announced an alliance with QNX Software Systems to deliver joint customers with access to Klocwork's K7 static analysis tools from the QNX® Momentics® development suite. QNX Software Systems provides real-time operating system software, development tools, and services for building secure, reliable, high-performance embedded applications. Through its support for the Eclipse IDE environment, Klocwork K7 is designed to seamlessly integrate into industry-leading Eclipse-based integrated development environments (IDEs), like the QNX Momentics suite, as well as customers' existing software development processes.

The SD Times 100 is published in the June 1, 2006 print issue of SD Times, and online at http://www.sdtimes.com. SD Times recognized Klocwork as a winner in the "Test, QA and Performance Management" category, writing: "A strong emphasis on security, from Web to IDE, makes Klocwork's defect-killing approach uniquely valuable."

"The winners of this year's SD Times 100 awards have demonstrated their leadership in shaping the software development industry," said David Rubinstein, editor-in-chief of SD Times. "We took into account each nominee's products and services, its reputation among development managers, and the new ideas it brought out. These select individuals and organizations are the ones we've identified as helping to move the art of development forward."

Klocwork K7 addresses critical customer pain points and provides cross-functional teams with the tools needed to quickly identify software defects and vulnerabilities. In addition to an extensive list of checkers that focus on the most likely causes of security flaws and vulnerabilities, K7 uniquely includes architectural controls, extensive metrics analysis, reporting and control, and extensibility to allow for custom analysis.

"We are honored to be recognized by SD Times. Our team has worked extremely hard to meet the needs of our customers, to achieve our aggressive growth goals, and provide leadership and innovation in software development," said Mike Laginski, CEO of Klocwork. "Since winning this award last year, Klocwork released a new version of our product suite (K7) with extremely positive reviews and has doubled our customer base. We will work just as hard over the next 12 months to deliver the best software quality and security solutions to our customers, and believe we will continue to be recognized by SD Times in the coming years."

To learn more about the Klocwork and QNX technology alliance, you're invited to attend a joint web seminar on Tuesday, April 10th at 2pm EST. Register at http://www.klocwork.com/webseminars.

About Klocwork
Klocwork's automated static analysis products detect and prevent software defects and security vulnerabilities. Our products provide entire development teams with tools to identify the root causes of software quality and security problems, track them throughout their software development process, ensure that they have been removed, and prevent them from reoccurring. Klocwork's patented technology was developed in 1996, and has delivered significant ROI to over 90 customers -- many of them Fortune 500 accounts, known for having the most demanding software development environments in the world. Klocwork is a privately held company with offices in Burlington, Mass., San Jose, Calif., Chicago, Atlanta, Dallas, and Ottawa.

About BZ Media
About BZ Media BZ Media LLC (www.bzmedia.com) is a New York-based media company combining the best of print and Internet publishing with industry-leading technical conferences and expositions.

BZ Media's SD Times (www.sdtimes.com) is the twice-monthly newspaper of record for the software development industry. SD Times reaches more than 55,000 subscribers in 131 countries.

Klocwork and the Klocwork logo are registered trademarks of Klocwork, Incorporated in the United States and/or other countries. QNX and Momentics are trademarks of QNX Software Systems GmbH & Co. KG, registered in certain jurisdictions and are used under license. All other names are trademarks or registered trademarks of their respective companies.