The amount of the investment was not disclosed.
Carlyle is investing in partnership with the existing management team, which will continue to build and support the company’s test solutions.
Founded in 2008 by CEO George Mackintosh and Chairman Jon Richards, TestPlant provides the eggPlant product range, which supports the design, development, test and management of software applications for mainframe, desktop and mobile use in any technology platform environment. The tools are relevant in agile, mobile, web and DevOps deployments.
The company has development centers in the USA and UK, and sales and support centers in the USA, UK, Germany, China, India and Japan, as well as an extensive network of business partners. It has more than 350 customers in over 40 countries across sectors including financial services, aerospace and defense, TMT, retail and healthcare.