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on365 enable organisations to get the best out of their IT environment

As infrastructure and datacentre specialists we provide a full range of technical services for server rooms, edge closets, branch offices, datacentres, critical infrastructures and enterprise services.

With the highest levels of knowledge and competence, we understand both the technical and practical issues involved for your business, your people and your IT infrastructure requirements.

Critical Infrastructure

Critical Infrastructure

With over 250 years of combined experience on365 is recognised as the UK’s most successful provider of the implementation and operation of the complete Network Critical Physical Infrastructure (NCPI) for major business.

Consultancy & Design

For organisations that need to deliver on the promise of investment made in IT, on365 provide a full consultancy and design service providing independent advice and guidance covering design, build and operation of your server room, branch office and datacentre across the physical infrastructure.

Maintenance & Support

on365 provides comprehensive maintenance and support services including system testing, network integration, on-site maintenance and audit/review services.

Datacentre Management

Datacentre Services

Our 30 years of proven experience in the design, build and management of datacentres and the critical systems that support them enables on365 to ensure organisations to get the best out of whatever they choose to put in their datacentre.  

Datacentre Professional Services


Whether it’s a small server room or a complete datacentre build on365’s dedicated installations teams successfully deliver certified installation and commissioning for all installations which ensures your equipment is configured for optimal performance, saving you time and money and extending the life of your hardware solution.

Our Clients


"on365 were asked to try and solve a problem where no solution seemed possible. We had critical IT services running on overloaded and problematic UPS systems and needed to improve our sites reliability having had two total Data Centre blackouts in the…

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  • Pelco
  • Schneider Electric Partner
  • APC Partner