Your AI co-pilot for
UK business admin.
FounderOS keeps your LTD compliant, your books tidy, and HMRC off your back. Calm, intelligent, and proactive — never miss a filing again.
What filings are due this month?
You have 2 items due in November:
• Confirmation statement — due 23 Nov
• VAT return Q3 — due 7 Nov
Want me to prep the confirmation statement now?
Built by founders who've shipped at
Why founders switch
Business admin, finally handled.
Eight calm tools that replace twenty stressful tabs.
AI Founder Assistant
Plain-English answers on tax, VAT, payroll, dividends — with your company context baked in.
Confirmation Statement
Guided workflow that detects changes, validates data and prepares a one-click filing.
AI Bookkeeping
Drag receipts, get categorised transactions with confidence scores and anomaly detection.
Compliance Score
A single number that tells you how compliant your LTD really is, with steps to raise it.
Smart Reminders
Proactive nudges across in-app, email, SMS and WhatsApp before HMRC ever asks.
Document Vault
OCR-searchable storage for receipts, invoices, HMRC letters and Companies House docs.
Business Health
Cashflow risk, runway, burn and growth — visualised with founder-friendly gauges.
AI Action Center
Prioritised to-do list of what actually moves the needle this week. Nothing fluffy.
The Assistant
An accountant who never sleeps.
Ask anything about your LTD — VAT thresholds, allowable expenses, dividends vs salary, what a confirmation statement actually is. Get plain answers, sources, and the next step.
- Remembers your company context
- Streams answers with sources
- Turns answers into one-click actions
Sources: HMRC BIM35810 · CA23084
Pricing
Calm pricing. No surprises.
Starter
For solo founders just incorporated.
- AI assistant (50 msgs/mo)
- 1 company
- Filing reminders
- Document vault (1GB)
Growth
For active LTDs and freelancers.
- Unlimited AI assistant
- Confirmation statement assistant
- AI bookkeeping & OCR
- Compliance score
- Email + WhatsApp reminders
Founder Pro
Agencies & multi-company founders.
- Everything in Growth
- Up to 5 companies
- Priority AI model
- API access
- Accountant collaboration
FAQ
Questions, answered.
Is FounderOS a replacement for my accountant?+
No — it makes you and your accountant 10x faster. We handle the day-to-day admin, deadlines, categorisation and questions so your accountant focuses on strategy.
How does the AI know about my company?+
We pull your public Companies House data and any documents you upload. Your context is private to your workspace and never used to train models.
Do you actually file to HMRC and Companies House?+
Confirmation statements are filed via our integration. VAT and Corporation Tax filings are in private beta — talk to us.
What about data security?+
UK-based encrypted storage, SOC2-aligned controls, row-level isolation per workspace, and full data export & deletion on request.
Can I cancel anytime?+
Yes. Monthly plans cancel in one click. We'll keep your data accessible for 30 days.
Run your LTD with confidence.
Join hundreds of UK founders who let FounderOS handle the boring, scary, important stuff.