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About OCS
Our history
Our brands
Our customers
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Our values
Our leadership
Our achievements
Annual Review
Gender Pay Report
Carbon Reduction Plan
Sectors
Aviation
Education
Financial and professional
Government
Healthcare
Manufacturing
Ports
Rail
Retail
Sports, leisure and entertainment
Utilities
Services
Pandemic response services
Facilities management
Security
Cleaning
Catering
Technical services
Front-of-house and support services
Horticulture
Car park management
Washrooms and hygiene
Waste management and recycling
Pest control
Aviation services
Industrial and environmental
Port and Marine services
Rail services
Sustainability
Social mobility
Environment
Health and safety
News
Careers
Knowledge Centre
Contact us
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