If you're here looking up Microsoft - Tech Support customer care, you probably already know who they are. But it helps to get an idea of how big they are and what their support operation looks like if you are a customer. Microsoft - Tech Support also goes by or is associated with the names Microsoft, Micro Soft. They are considered to be part of the following sectors and industries: Tech Support, Technology. Microsoft - Tech Support is associated with terms like technical support, tech support by their customers and industry analysts. Their competition, in the eyes of customers, are companies like Apple, Google, IBM, Oracle. They employ 20,000 people according to customers in the know.