World leading software to make your life easier.

An innovative and feature rich business management software, that will help you grow a profitable business.

Fully integrated solution

Information from across your organisation can be stored in a centralised database, so your people can work quickly & efficiently.

Adaptable and grows with your business

Accommodates new processes and additional lines of business, scaling to meet higher demands without worrying about performance.

Universal App 5


Fast to implement, easy to configure & simple to use. Offering rapid adaptability, it is built & designed similar to other Microsoft applications.

Universal app on all your devices

With a fast and fluid interface, touch optimised and tailored for keyboard & mouse, designing or customising pages for use across devices has never been so easy.

“Tres Tria guided us through the Microsoft Navision implementation with great efficiency, professionalism and patience. I can pay no greater testimony to the work of Tres Tria than to say that within a day or so of adopting the new IT system, my staff were using it naturally and unaided.”

David Williams, Chief Executive of GEM Motoring Assist

100,000 customers can't be wrong.

With a selection of industries to choose from. Take a look at what we specialise in:

We are NAV.

Did you know that the majority of our customers moved to us from other resellers?

We provide you with exclusive levels of service, with a highly experienced team. Therefore, expect quick response times and a value proposition that is incomparable with any other support providers.

At Tres Tria, it is no longer a necessity to perform a chargeable assessment of the development of your system, to see where it can be supported, meaning that if there are unsupportable changes made by a previous re-seller, we can alter the code, potentially without additional cost.