We've been supporting businesses for over a century.
As our customers' needs have changed, we've evolved to change with them.
20,000 customers across the globe - from the UK and Ireland, to the Middle East and Asia Pacific - rely on us to keep their world turning.
Our history
Our journey from a one-man window cleaning company to an international business with over 68,000 colleagues.
Learn moreModern Slavery Statement
Our commitment to preventing acts of modern slavery and human trafficking in our business and our supply chains.
Learn moreCarbon Reduction Plan
Providing a breakdown of the carbon emissions for OCS Group UK Limited
Carbon Reduction Plan