VantrexBook
Know your business, instantly.

AI-native accounting group.

We acquire UK accounting practices and run them on Orion, our AI agentic infrastructure for real-time bookkeeping, payroll, tax and compliance.

Book ConsultationFor Practice Owners
Vantrex founder
SME Founders
Trusted by ambitious SME founders across the UK.
Automated Bookkeeping
Orion AI Finance Manager
Real-time Financials
Payroll & PAYE
Tax & VAT Compliance
Cash Flow Forecasting
CFO Dashboards
Audit-ready Reports
Multi-entity Consolidation
Secure Document Vault
AI Anomaly Detection
Automated Bookkeeping
Orion AI Finance Manager
Real-time Financials
Payroll & PAYE
Tax & VAT Compliance
Cash Flow Forecasting
CFO Dashboards
Audit-ready Reports
Multi-entity Consolidation
Secure Document Vault
AI Anomaly Detection
Services

Covering the full spectrum of AI-native accounting services

Learn more

Bookkeeping

Every transaction categorised and reconciled automatically — always up to date.

Tax

Filed, optimised, and future-proofed by senior tax specialists with HMRC and Making Tax Digital in mind.

Payroll

PAYE, pensions and payslips calculated automatically and delivered on time.

Company Registration

Incorporate your company end-to-end — names, Companies House filings and approvals handled.

Compliance

HMRC, Companies House and AML obligations tracked live in one connected system.

Financial Statements

Audit-ready statements you can actually read and act on.

Cash Flow

Ask Orion and know instantly what you can afford — no waiting for the weekly report.

Business Advisory

Senior counsel on pricing, hiring, expansion and exits.

Company Secretarial

Board minutes, resolutions and statutory records — done.

02 — Beyond accounting

Everything you've
never had before.

03 — Meet Orion

Your private
AI Finance
Manager.

Orion lives on your phone and inside your books. Ask anything, anytime — and get a calm, accurate answer. Instantly.

Over time, Orion becomes more than bookkeeping — the foundation for real-time cash flow, lending and an AI CFO for every client on the platform.

Orion
Orion · live
How much cash do I have right now?
£4,820,340 across 3 accounts.
Ask Orion anything…
04 — The shift

Traditional accounting,
reimagined.

Before
The old way
  • Waiting days for answers
  • Monthly reports, already stale
  • Manual, error-prone processes
  • Reactive — after the fact
Vantrex
Now
The Vantrex way
  • Instant answers, on demand
  • Real-time financial visibility
  • Quiet automation, always on
  • Proactive — before it matters
05 — How we grow

We don't sell software.
We acquire firms.

Vantrex is building a UK accounting group by buying established practices and running them on Orion — our AI agentic infrastructure for bookkeeping, payroll, tax and compliance.

For practice owners

A clear succession plan. Sell your firm, stay close to your clients, and hand the back-office burden to a team that scales.

For clients

The same human relationship, now powered by real-time AI. No more waiting for month-end reports to understand the business.

For the firm

Margin expansion through shared infrastructure, automated workflows and one operating system across every acquired practice.

Talk to us about your practice
05 — How it works

Five steps to
financial clarity.

  1. 01
    We onboard your business
    A senior partner maps your books, systems and stakeholders.
  2. 02
    We manage the core
    Bookkeeping, payroll, tax, VAT and compliance — quietly handled.
  3. 03
    Orion connects securely
    Encrypted, read-only access to your finance stack in minutes.
  4. 04
    Your data updates live
    Every invoice, expense and payroll reflects the moment it happens.
  5. 05
    You decide with clarity
    Ask Orion. Get answers. Make smarter calls, every single day.
06 — The modern finance team

Human expertise.
Machine intelligence.

Your accountants
The people.
  • Tax strategy
  • Payroll & benefits
  • Compliance & audit
  • Business advisory
Orion
The intelligence.
  • Real-time forecasts
  • Instant answers
  • Insights & anomalies
  • Quiet automation
Together
Your complete finance department — without the payroll of one.
07 — The team

The two people who
built Vantrex.

Vantrex is built by a two-person founding team pairing UK finance strategy with AI engineering — one focused on the acquisition and growth of the firm, one architecting the technology that runs inside it.

Stop waiting for
month-end.

Start seeing your business in real time. Book a private consultation with a senior Vantrex partner.

Book Your Consultation Talk to Orion