We strive to deliver the best value in everything we do. To achieve this, we consider some key factors when reviewing a tender, including best quality, efficiency, value for money and risk.
We review each proposal carefully and consider the needs of both OS and the stakeholder.
Find out more
Find out how you could be working with OS. We advertise tender opportunities via Contracts Finder portal, or we will publish via the Official Journal of the European Union (OJEU) for larger contracts.
Download a spreadsheet containing details of all OS contracts over the value of £25,000 for the last three years. This covers supplier information, contract type, purpose, dates and value.
Guide for suppliers
Find out more about our approach to Public Procurement, including the range of goods and services we purchase.