G&R Mad Lab 42 Sharon, Pennsylvania
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G&R Mad Lab 42 LLC

A small invention and software lab in Western Pennsylvania.

Sharon, Pennsylvania · Started 2026

We make tools that are good, last, and do what they are supposed to, at a fair price. We ship work complete. The goal is a solid product line, not getting rich.

Meet Keybound Visit Tell It Once

Company facts

  • Registered Pennsylvania LLC (founded 2026)
  • Registered in SAM.gov for federal awards (UEI TJGZGAGPMZM7)
  • Invited by the U.S. National Science Foundation to submit a full SBIR Phase I proposal after our Project Pitch; proposal submitted September 2026 and under review
  • Patent-pending research
  • Actively seeking research grants and partners

More on the About page

What we make

Keybound app icon

Coming Black Friday, November 27, 2026

Keybound

An offline, encrypted personal vault for Android. Passwords, papers, and private stuff stay on your phone. No internet permission. No account. No ads.

Dead Drops, a decoy vault, fingerprint lock, YubiKey support, business books, scan and sign, and smart reminders. Keybound never deletes your vault on its own.

About Keybound · Privacy policy

Community outreach · Free

Tell It Once

A free, privacy-first local help finder. It is G&R Mad Lab 42 LLC's community health and benefits outreach project.

People can look up real public services. Anything they write stays on their own device. The site is still being built out, with a focus on the United States.

About Tell It Once · Open tellitonce.app

Who we are

G&R Mad Lab 42 LLC is a small lab in Sharon, Pennsylvania. We build software and work on materials research and inventions, including patent-pending work.

More about the lab

Student outreach

We welcome student projects, capstones, and internships. That can include software, a security review, community health and benefits research, or materials research. If you would like to work with us, email gnrmadlab42@gmail.com.