Impinj
IPOBoundless IoT.
Public · Seattle, United States · Founded 2000 · $193.6M raised
- Headquarters
- Seattle, Washington
- Employees
- 201–500
- Founded
- 2000
- Business Model
- B2B
- Website
- impinj.com
- Total Funding
- $193.6M
- Last Round
- $170.0M Convertible NoteSep 2025
- Rounds
- 5
- Type
- Public
About
Impinj (NASDAQ: PI) is the pioneer of RAIN RFID technology, wirelessly connecting billions of everyday items — apparel, packages, luggage, medical supplies — to applications and the Internet. Their platform of endpoint ICs, reader chips, readers, and software enables retail inventory, supply chain automation, airline baggage tracking, and asset management at enterprise scale.
Summary
Impinj is a Hardware company based in Seattle, United States, founded in 2000. It has raised $193.6M in total across 5 rounds, most recently a $170.0M Convertible Note round in Sep 2025. Investors include Madrona Venture, ARCH Venture Partners and Public follow-on offering.
Tech & App Stack
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Funding History
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Sep 2025
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Seed through Convertible Note — per-round amounts, valuations, and who invested in each round.
Investors
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