If you eventually thought Microsoft would not play in the Quantum sandbox and let IBM and Google have fun alone, Satya Nadella, Microsoft CEO made the show during the Vision Keynote at Ignite.
Microsoft provides Azure Quantum, a full-stack, open cloud ecosystem with partners like 1QBit, Honeywell, IonQ, and QCI. Developers can write programs with Q# and the QDK and experiment running the code against simulators and a variety of quantum hardware. (Microsoft)