We get a lot of requests for excel and sadly we can't fulfil those requests because we don't have licenses to run them. Some staff incur issues when third party vendors and organizations use the Microsoft suite and send data to us. With a little knowledge and practice you can work between Sheets and Excel and google has a whole tutorial just for that https://support.google.com/docs/answer/13189180?hl=en&ref_topic=9296611.