Trademark notice

Last updated: 29 July 2026

Spreadsheet Upgrade is an independent service and is not affiliated with, authorised by, sponsored by or endorsed by Microsoft Corporation. Microsoft and Excel are trademarks of the Microsoft group of companies. References to Microsoft Excel are used solely to identify the software with which our independent services are compatible.

All other trademarks are the property of their respective owners. Use of third-party names is for identification only.

Spreadsheet Upgrade is a trading name of Prototime Ltd. Prototime Ltd is registered in England and Wales under company number 15941295. Its registered office is Unit 38 John Baker Close, Llantarnam Industrial Park, Cwmbran, Wales, NP44 3AX, United Kingdom.