Qwiet AI

Year Founded:

October 2016

Year Invested:

March 2022


  • San Jose, CA

About Qwiet AI

Qwiet AI is the first application security company to utilize AI and ML to quickly and accurately detect vulnerabilities in source code.  Made up of experts from both the cybersecurity and development worlds, we relentlessly pursue pushing the boundaries of the DevOps and AppSec space to afford our customers every means possible to create security defect free code while meeting their time to market needs. Every day we challenge ourselves to think out-of-the-box to do better and put our customers first in everything we do.

Qwiet AI Story

Qwiet AI, formerly ShiftLeft, was founded in 2016 to provide a modern application security platform. Stuart McClure, former CEO and Co-Founder of Cylance joined the company as CEO in 2022. The company relaunched as the preZero platform in 2023 and the team continues their ambitious mission with a new powerful AI engine.