Retool, valued at $1.85 billion after a $20 million Series C led by Sequoia Capital on December 22, 2021, has raised a total of $135 million to date. Founded in 2017 and based in San Francisco, Retool offers a low-code platform that helps teams rapidly build internal tools using drag-and-drop UI components connected to databases and APIs. With 124 employees and backing from Sequoia Capital, Bond Capital, and Madica, Retool continues to redefine enterprise app development in the low-code ecosystem.