mLab is a fully managed cloud database service that hosts MongoDB databases. mLab runs on cloud providers Amazon, Google, and Microsoft Azure, and has partnered with platform-as-a-service providers. In May 2011, mLab secured $3 million in first-round funding from Foundry Group, Baseline Ventures, Upfront Ventures, Freestyle Capital, and David Cohen. In June 2014, MongoDB Inc. announced a fully managed MongoDB-as-a-Service Add-On offering on the Microsoft Azure store. The offering is delivered in collaboration with Microsoft and mLab.