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Streamline Boekhouden

What we do

Good bookkeeping starts with getting the numbers right. But the best part comes after that: peace of mind, a clear view of your figures, and someone who knows your situation and is always there when you need them. That's what we help you with.

Filed on time, nothing left on the table.

We keep your books and file your BTW (VAT) return for you, on time and properly sorted. For your inkomstenbelasting (income tax return), we prepare all your business figures and walk you through it, keeping an eye on the deductions you're entitled to. So everything's in order, your deadlines are met, and you're not paying more tax than you need to.

Tax year 2025 5/5 on time All on time
  • Filed by us
  • Prepared by us
  • date may shift with an extension
31 Jan 2026 BTW Q4
30 Apr 2026 BTW Q1
1 May 2026 Income tax
31 Jul 2026 BTW Q2
31 Oct 2026 BTW Q3

Always know where you stand.

You don't need to be an accountant to understand your financial situation. We lay it out plainly: what's coming in, what's going out, what you're left with. No wrestling with complicated reports, just a clear picture whenever you want one.

Ledger → report
Ledger
Invoice 2026-014 + €1,694.00
Office costs − €135.50
Invoice 2026-015 + €1,210.00
Software − €49.00
Report
Income + €2,904.00
Expenses − €184.50
Left over €2,719.50

No surprises at tax time.

We keep an eye on what you're setting aside for tax through the year, so you're never caught short when it's due. You'll know roughly what's coming, so there are no surprises.

Tax reserve 2026
Set aside€5,200
Expected tax€5,200
On track · no surprises

Your admin, smartly automated.

With Artemis, our in-house software, error-prone manual work becomes a thing of the past. Your transactions and invoices are processed for you, and you can raise your own invoices straight from Artemis too. No admin piling up, no evenings lost to paperwork. It all ticks along in the background while you get on with the work.

Artemis processed automatically
Bank statements
Purchase invoices
Artemis Data secured
Reports
Sales invoice
Customer

One person, straight answers.

You'll always have the same person, someone who knows your situation and is there for your questions. No call queues, no being passed around, no jargon. Just someone who handles your bookkeeping and explains, in plain terms, what's going on.

Curious what we can do for you?

Let's get to know each other. We'll look at where you stand and how we could help.

Book an introduction