Impinj Named One of Washington's "Best 100 Companies to Work For"

May 18, 2007

SEATTLE, WA -- (MARKET WIRE) -- May 18, 2007 -- Leading semiconductor and RFID technology provider Impinj, Inc. has been named one of Washington's "Best 100 Companies to Work For" by Washington CEO Magazine.

Impinj was selected from among more than 200 Evergreen State companies nominated for consideration. The overall rankings will appear in the magazine's July issue in four categories -- large, medium, small and non-profits.

"The companies included in the list have demonstrated that they value their employees and their contributions to overall success," said Bob Ritter, publisher and chief executive officers of the magazine. "Our evaluation is extensive. It included surveys of both employees and management and review by a distinguished group of human resource professionals."

Ritter said all 100 companies will be honored June 28 with dinner, music and a celebration of success. The event will be held at the Washington State Convention and Trade Center. The top three companies in each category will receive special recognition.

Hebert Research, Inc. tabulated all surveys and supplied analysis. Those results were then reviewed by five judges who determined the final ranking.

Washington CEO Magazine covers business and economics on a statewide basis. It publishes 13 issues annually with reports on business and industry and public policy issues that impact the state's economy. Its mission is to provide "essential perspectives for Northwest Decision Makers."

For further information, please call Washington CEO Magazine

Bob Ritter: 206-388-0852

Paul Bucalo: 206-388-0856

About Impinj, Inc.

Impinj, Inc. is a semiconductor and RFID company whose patented Self-Adaptive Silicon® technology enables two synergistic business lines: high-performance RFID products and semiconductor intellectual property (IP). A leading contributor to the RFID standards for high-volume supply-chain applications worldwide, Impinj leverages technical expertise and industry partnerships to deliver the GrandPrix™ solution, comprising tags, readers, software, and systems integration to offer RFID that just works™. Impinj licenses innovative IP products, core to the company's RFID tags, to leading semiconductor companies worldwide, allowing them to seamlessly integrate crucial nonvolatile memory (NVM) alongside analog and digital functionality on a single chip. Impinj's IP products include the popular AEON® family of embeddable cores, which provide rewriteable NVM technology in logic CMOS manufacturing. For more information, visit

Impinj, Speedway, Self-Adaptive Silicon, GrandPrix, Monza, "RFID that just works," and AEON are either registered trademarks or trademarks of Impinj, Inc.