Skip Main Navigation
Page Content

Operational Accounting Systems Limited

Operational Accounting Systems Limited (o-a-sys) specialise in helping small and medium sized businesses build software to improve the efficiency of their processes. With a collective 82 years’ experience and an award winning software portfolio we are able to deliver software solutions to a diverse range of industries. 

o-a-sys are leading software partners, with our dedication and hard work being recognised by software vendors who have awarded the team with Centre of Excellence accreditations. This status is only awarded to a selection of software partners and is reviewed on an annual basis to ensure high standards are maintained. 

We are also accredited developers, allowing our in-house development team to tailor the software to your more detailed requirements.


Why we are located in Wye?


o-a-sys is located in the beautiful village of Wye. A central location with easy access to main routes and the high speed train on our doorstep, allowing us to provide efficient and effective consultancy and training services. When it comes to supporting your system our highly accredited support team provide high standards by phone or email and can connect to your system remotely. 

Join the o-a-sys team at our office for a variety of training courses. We can securely import your company data onto our pc’s so that the training is relevant to your company processes and familiar when you get back to the office. 

Throughout the year the o-a-sys team organises free customer events including our payroll end of year seminar, beginners XRL courses and our Christmas Party.

With a highly accredited team, exciting events, excellent transportation links and tranquil village views why wouldn’t you choose o-a-sys?

For more information about our software solutions or the o-a-sys team please call us on 01233 812050.l. 


o-a-sys understands that all business requirements are unique, and some businesses require something more specific. With our in-house software development capabilities, we can understand you business needs and tailor the software to meet your specific requirements. 

Save This Event

Event Saved