Colin Karpfinger
Founder at Punch Through Design LLC
San Francisco, California, United States
Summary
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Senior🎓
Top SchoolColin Karpfinger is a hardware-focused founder and product builder based in San Francisco with 11 years of experience delivering connected devices and consumer hardware. He founded Punch Through Design LLC, a full-spectrum firm that helps companies engineer hardware, software, and the know-how to bring Bluetooth and wireless products to market. He also leads Not Knowing Corporation, a creative studio developing nostalgic experiences like Cleared Hot, slated for release in 2025. His background spans co-founding Yobble and iThumbGear, plus early engineering roles, giving him end-to-end insight into design, manufacturing, and go-to-market challenges. A relationship-first leader who values long-term impact over profit, he blends hands-on engineering with strategic thinking and continuous learning, including time at Recurse Center focused on game development, Rust, and reverse engineering. He holds an Electrical Engineering degree from the University of Minnesota and earned a patent for iThumbGear, underscoring a track record of turning ideas into tangible, shipped products.
11 years of coding experience
3 years of employment as a software developer
Electrical Engineering, Electrical Engineering at University of MinnesotaUniversity of Wisconsin-Eau Claire
Github Skills (4)
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Programming languages (1)
Github contributions (5)
colinkarpfinger/PlantServer
Aug 2020 - Aug 2020
Contributions:3 commits, 2 pushes, 1 branch in 1 day
PunchThrough/BeanSurfMap
Aug 2014 - Aug 2014
Contributions:7 commits in 4 days
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