About Cairn
Built from the inside out
Cairn was built by someone who sat in the chair, reconciled the accounts, and watched the spreadsheets pile up.
The Origin
Born in a real accounting firm
Every tool in the Cairn suite started the same way. Watching a real accounting firm work, day after day, and noticing where the cracks were.
Bank statements arrived as PDFs and got retyped by hand. Client status lived in someone's head or on a whiteboard that hadn't been updated in two weeks. Tax return tracking was a spreadsheet that everyone was afraid to touch because it might break.
Cairn wasn't built to fill a market gap. It was built to fix specific problems at a specific firm. It turns out those problems are universal.
The Philosophy
Tested on a real firm before it ships
Every feature in Cairn is tested on a real accounting firm before it ships. Actually used, not beta-tested. Day in, day out, with real client data and real deadlines.
If a feature doesn't make the work faster or more accurate, it doesn't get built. If it adds complexity without clear value, it gets cut. There's no roadmap driven by feature requests from a focus group. There's a firm doing real work, and tools that either help or don't.
The result is software that feels like it was made by someone who understands the work. Because it was.
How We Protect Your Data
Your data. Your database. Real isolation.
Every firm on Cairn gets its own dedicated database. Your data is completely separate from every other firm's. It's harder for us to build it this way, and it adds real complexity behind the scenes. We chose it anyway, because accounting data deserves that level of care.
Because accounting data demands real separation. When you log in, you're connected directly to your firm's database and only your firm's database. There's no possible way to accidentally access another firm's data. The wall between firms isn't a software rule. It's a physical boundary.
If a firm leaves, their database leaves with them. If a firm needs a compliance audit, their data is clean and separate. Databases can be independently backed up, restored, exported, or moved. They're genuinely independent.
One deployment serves all firms
One application, separate databases. Each firm's data is completely independent.
The Suite Approach
Focused tools that complement your workflow
Your firm has its own way of working, its own rhythms, its own priorities. Software should adapt to that, not force you into someone else's workflow.
Cairn gives you focused tools that each do one thing well. Statements handles bank statement processing. Books tracks reconciliation. Returns manages the tax year. Each one works on its own, and they work even better together.
Your firm picks the tools that fit. Start with one, add more when you're ready. Build your own stack (your own cairn) with exactly what helps your team stay organized and move faster.
Every firm's cairn looks different.
See what's in the stack
Every tool is tested on a real firm, focused on one job, and designed to be fast. Explore what Cairn can do for yours.