About

We build the part nobody sees.

omwio exists because launching a payment business should not require rebuilding ledgers, routing and dispute workflows from scratch. Partners bring the brand, the merchants and the provider relationships. We bring the machinery underneath.

What we do

We are infrastructure, not an acquirer. We do not hold your funds, do not sit between you and your providers, and are never the payment service provider of record for your merchants.

What we operate is the multi-tenant control layer above your provider relationships: isolated partner tenants on their own domains, merchant onboarding with tariffs and routing, multi-currency wallets with real balance history, structured dispute and chargeback workflows, settlement reconciliation, and one merchant-facing API contract that stays stable while the rails behind it change.

Our customers are partners building a payment business of their own — payment companies entering a new market, platforms bringing payments in-house, and operators who have outgrown a gateway that was never meant to be resold.

2

Partner-facing panels per tenant

5

Branded hosts on your domain

8

Optional packaged modules

1

Canonical API error contract

What we believe

Four opinions the product is built on.

Isolation belongs in the architecture

Multi-tenancy done as a filter in a query is a breach waiting for the one place someone forgot it. Tenant resolution happens at the edge of every request here, which is why we can answer the due-diligence question with a design rather than a promise.

A stable contract beats a rich one

Merchants integrate once. Every provider quirk we let leak into the public API becomes a migration for someone else later, so we normalise it before it reaches them — even when that costs us effort internally.

White-label means the whole surface

A logo in the corner fools nobody. The panel a merchant works in daily, the form their customers pay on, the e-mail that lands in their inbox — if any of those reads as someone else's product, the illusion is gone.

The unglamorous parts decide it

Nobody buys a gateway because of its dashboard. They stay because disputes resolve, settlements reconcile, and the numbers in the export match the numbers on the screen. That is where we spend our time.

Working with us

How an engagement actually goes.

01

A conversation, not a pitch

Thirty minutes on what you are trying to launch, who your merchants are, and which providers you already have. If the platform is a poor fit for that, we say so on the call.

02

A tenant in your colours

We provision a demo tenant on a demo domain, apply your logo and palette, and connect a sandbox provider. You see the panels and checkout as your merchants would, not as a slide deck.

03

A pilot with real traffic

One merchant, one provider, live volume. Everything after that is repetition, and by then you know how the platform behaves under your own conditions rather than ours.

04

Rollout on your schedule

Billing plan, module set and onboarding pace written down before anyone signs. We would rather lose a deal at this stage than discover a mismatch after go-live.

Company details

Who you are contracting with.

Registration details, the governing agreement and our financial crime stance are all published rather than sent on request.

Read the legal documents
Legal entityNUMODEV, računalniško programiranje, d.o.o.
Registration no.7368879000
Tax no.38524031
Registered officeBarjanska cesta 70, 1000 Ljubljana, Slovenia
JurisdictionSlovenia
General enquirieshello@omwio.com
Compliancecompliance@omwio.com

Start with the conversation.

Thirty minutes, no deck. If it does not fit, we will tell you on the call.

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