EPIR, INC.
Cutting-Edge Infrared Sensing and Imaging Technology
BOLINGBROOK, United States · Founded 2015 · $537.6M raised
- Headquarters
- BOLINGBROOK, Illinois
- Employees
- 11–50
- Founded
- 2015
- Business Model
- B2G
- Website
- epirtech.com
- Total Funding
- $537.6M
- Last Round
- $250.0M Series DMar 2025
- Rounds
- 5
About
EPIR develops and manufactures advanced infrared materials and sensors used in high-performance imaging systems for defense, commercial, and space customers. The company specializes in HgCdTe semiconductor-based infrared focal plane arrays and rapid prototyping of custom infrared solutions. EPIR pursues constant innovation across applications from defense and energy to scientific and industrial imaging.
Summary
EPIR, INC. is a Defense Tech company based in BOLINGBROOK, United States, founded in 2015. It has raised $537.6M in total across 5 rounds, most recently a $250.0M Series D round in Mar 2025. Investors include 8VC, Washington Harbour Partners and Bedrock Capital.
Tech & App Stack
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Funding History
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Mar 2025
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Series A through Series D — per-round amounts, valuations, and who invested in each round.
Investors
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