Qualitest - Qualitest - the world’s largest Independent software testing & Quality Assurance Service company.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
QATestLab - QATestLab is independent software testing provider. Wide range of software testing types and solution for improving software quality
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
InSilicoTrials - Medical QMS
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.