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Press Releases (2005)

Impinj Raises $26.5M, Cements RFID Leadership Role

SEATTLE, Wash., December 16, 2005 – Impinj, Inc., the fabless semiconductor company whose patented Self-Adaptive Silicon® technology enables its two business lines: semiconductor intellectual property and high performance radio frequency identification (RFID) products, today announced it has secured a $26.5 million round of funding. Participants in the funding round included new investors GF Private Equity Group LLC, who led the round, and VentureTech Alliance along with existing investors ARCH Venture Partners, Madrona Venture Group, Mobius Venture Capital, Polaris Venture Partners, Unilever Technology Ventures, UPS Strategic Enterprise Fund and the Viterbi Group.

"This new injection of capital allows Impinj to maintain our excellent progress delivering the semiconductor solutions that our customers in the explosive RFID and the nascent embedded nonvolatile markets are demanding," said Dr. William Colleran, President and CEO of Impinj. "We will continue to aggressively drive our product development and operations to maintain our leadership positions in those markets."

"We've followed the RFID marketplace closely and feel that Impinj's products offer the most compelling and differentiated solutions in the field," said David Fallace, Vice President of GF Private Equity Group. "Impinj's leadership position in the RFID market provides GF with a great investment opportunity."

"We are very impressed with Impinj's technology and business prospects," said Ron Norris, a Managing Partner of VentureTech Alliance. "We've been tracking Impinj for quite some time and see extensive applications for their technology and products in RFID, nonvolatile memory and beyond."

About Impinj, Inc.

Impinj, Inc. is a fabless semiconductor company whose patented Self-Adaptive Silicon® technology enables its two synergistic business lines: high performance RFID products and cost-effective semiconductor intellectual property (SIP). A leading contributor to the RFID standards for high volume supply-chain applications worldwide, Impinj leverages its technical expertise and industry partnerships to deliver the GrandPrix™ solution, comprising tags, readers, software and systems integration to offer RFID that just works™. Impinj's innovative SIP products, core to the company's RFID tags, are licensed to leading semiconductor companies worldwide, allowing them to cost-effectively integrate crucial nonvolatile memory (NVM) alongside analog and digital functionality on a single chip. Impinj's SIP products include the popular AEON™ memory, the world's first rewriteable NVM technology compatible with logic CMOS manufacturing, and AEFuse™, the world's first rewriteable fuse architecture. For more information, visit

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

Impinj Media Relations

Jim Donaldson
Sr. Director, Corporate Communications
Impinj, Inc.
Jill West
Sr. Manager, Marketing Communications
Impinj, Inc.