Under-promise, over-deliver
Business software solutions that keep you ahead so you keep your head.
AI automation, CRM and ERP, Claris FileMaker, bespoke systems and websites — built in Bicester, Oxfordshire, delivered across the UK by people who answer the phone.
What we do
Five disciplines, one phone number
AI Automation
AI automation and business process automation from Celsius Software, built in Bicester, Oxfordshire and delivered UK-wide.
CRM / ERP
Bespoke CRM and ERP software from Celsius Software in Bicester, built around your sales process and your operations, not a generic template.
Claris FileMaker
Claris FileMaker development, hosting and upgrades from a UK team that's been doing this for 25+ years. No nonsense, just solutions that work.
Systems
Bespoke business systems from Celsius Software in Bicester — web, payroll, stock, workforce and asset management built to fit, not to force you to fit.
Website
Search-optimised websites that bring in work rather than compliments.
Why Celsius
Four promises we can actually keep
Under-promise, over-deliver
We would rather quote you a boring, honest date and beat it than sell you a fantasy and miss it by a quarter.
Technology must pay its way
If a system cannot show you hours saved or money made, it is an expensive screensaver. We measure it.
Fast, agile platforms
We build on platforms that let us ship in weeks, not financial years, so you stay ahead of the people who are still in workshops.
Real people, real answers
No ticket purgatory, no call maze. You ring, a human who knows your system answers.
25+
Years building business software (placeholder)
150+
Systems delivered (placeholder)
1hr
Free consultation, no sales theatre
Contact
Tell us what is taking too long
Prefer to talk?
Ring us and a human who understands your system will answer. No call maze, no ticket purgatory, no being told your call is important while it clearly is not.
Clients
Businesses we have helped
