For businesses and firms

We set up the operating system

Your own system, customised to how you work. AI agents prepare the work and keep learning; your people decide.

The system we run our own firm on · Scoped and quoted first

For accounting and audit firms ↓ Vacei Books · €5 a month ↓

An evening at Marija’s firm · Illustrative · fictional data

What we do

Your system,
built for you.

AI agents prepare the work and keep learning how you work. You decide.

Or build your own portal. Build your portal

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Watch · 46 s

Your own system,
set up for you.

One request. Our AI agents prepare. You decide.

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How to start

Four steps.
We set it up.

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In Malta, accounting, audit and other services are delivered by A4 Services Limited.

For businesses in Malta · Vacei Books

Your accounting, from
the AI app on your phone.

Type it in Claude on your phone, or in Claude or ChatGPT on the web. Vacei keeps proper books behind it.

An illustration with fictional figures. On a phone, a business owner asks Claude to record a supplier bill they have already uploaded through their Vacei upload page. Claude proposes the entry, the owner confirms it, and it is posted with an audit trail: in the Vacei Books portal the new ledger line appears, the creditors total goes up by the same amount and the VAT owed this quarter goes down by the bill’s input VAT. The owner then asks how much VAT is owed this quarter, and who owes them money; Claude answers with the figures the portal shows.

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  • Double-entry and Malta VAT
  • An audit trail on every entry
  • Debtors and creditors, aged
€5 a month per company

First month free · Excl. VAT · Payroll is a component of your portal · Your AI subscription is separate

Free for A4 clients, for every company A4 looks after. Already an A4 client? Sign in with the account A4 set up for you.

For one business or a whole firm

Your own software,
part by part.

Choose the parts you need. Build your blueprint. We set it up.

  • Books and VAT Nothing is posted until you confirm.
  • Mailbox Shared, read-only, known contacts only.
  • Your AI assistant Your own Claude or ChatGPT, connected once.
  • AI agents A team, each with one job.
  • Task board Set up with us Owners, reviewers, due dates.
  • Time by person Set up with us Time your team logs. Not staff monitoring.
  • Malta Business Registry Read for you. Reminders before filing deadlines.
  • Payroll workflow Build your own. Automated. You approve each run.

Why now

The biggest firms in the world were built on people: 1,500,000+ people across the Big Four.

Four firms take 86% of EU public-interest audit revenue. Billed by the hour.

“Computer” used to be a job. A building full of people doing calculations became a laptop.

Accounting and audit are next. The next Big Four will be AI-native.

Meet Vacei: the operating system for your firm, with VEE, the AI inside it.

For accounting & audit firms

One platform for
the whole firm.

Book a demo

Four portals on one ledger, in your firm’s brand.

AI agents inside

Reading documents, posting entries, drafting returns, planning audits.

They prepare. You decide.

We’re not the audit firm. We’re the operating system behind yours.

The audit portal

How an audit runs
on Vacei.

From the client’s upload to the auditor’s sign-off.

Explainer · no sound needed

  1. The client uploads once

  2. Planned, for your approval

  3. Specialist agents test

  4. What is missing is chased

  5. The auditor signs off

VEE prepares, you decide

VEE prepares. You decide.

One stack. Every service line: onboarding and KYC, books, VAT, payroll, audit, financial statements, the client portal and Ask VEE.

We’re not the audit firm. We’re the operating system behind yours.

On your phone and tablet

Vacei, one tap
from your home screen.

Vacei for Partners for your firm; Vacei for Clients for your clients. Added from the browser, no app store.

  • Sign off anywhere
  • Snap a receipt
  • Always up to date

Your brand, your AI

In your firm’s brand, on every portal: your name, logo and colours.

Works with your Claude or ChatGPT.

Faster output, at a lower cost.

Questions

Good questions.
Simple answers.

Something else? Contact us →

Do the AI agents replace our judgement?+

No. The agents prepare; your people review, decide and sign, and every step the agents take is recorded.

Do the agents get better over time?+

Yes. They learn your rules from each decision you make, and your people still approve the work.

What does it cost?+

Vacei is priced for your firm. Book a demo and we will prepare a proposal.

Is Vacei Books still available for businesses?+

Yes, at €5 a month per company, excl. VAT, with the first month free. Payroll is a component you add to your portal. Vacei Books is free for every company A4 looks after.

The operating system for the AI-native firm.

Book a demo
Accounting · Audit · Practice · Client portal