“When I work with Rails shops, the first thing I tell them to do is run Brakeman. It runs fast, gives very few false positives, and points to remediation information developers can understand.” - Matt Konda (Jemurai)

Here are a few of the companies using Brakeman:

Acorns
Groupon
Jemurai
MPower Payments
RightScale
University of Washington Center for Commercialization
WiseCash

Additionally, use of Brakeman is recommended by:

To add your company or logo here, please open an issue or tweet @Brakeman.