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How Mondu Scales with Real-Time Treasury from Atlar and Banking Circle

Author
Louis Emmerson
Published
November 27, 2025
Last Update
September 3, 2026

Key takeaways

  1. Mondu is working with Atlar and Banking Circle to run treasury in real time as it expands across six markets, after being founded in 2021 and raising more than $120 million.
  2. Using Atlar, Mondu connects directly to Banking Circle through modern APIs and secure banking channels, with Atlar’s connectivity fully managed in-house on a proprietary, productized platform.
  3. The setup gives Mondu real-time access to balances, transactions, statements, and payment statuses, with automated workflows replacing manual touchpoints.
  4. Mondu’s CFO said the company now has all accounts, data, and payments in one place; its Head of Finance Operations said implementation was smooth and that cash visibility and payment speed have improved.
  5. Banking Circle is a fully licensed bank headquartered in Luxembourg, offering access to several major payments schemes and 24 currencies, and was recently named World’s Best Challenger for Cash Management by Euromoney.

Mondu, one of Europe’s fastest-growing B2B payments providers, is working with Atlar and Banking Circle to run its treasury in real time as the business expands across six markets. Founded in 2021 and backed by more than $120 million in funding, Mondu needed a setup that could keep pace with rapid operational growth across multiple banks, entities, and jurisdictions.

Atlar and Banking Circle already support several joint customers across the fintech ecosystem. Mondu is a standout example of how the combination can provide finance teams with the clarity, speed, and reliability required to scale.

A modern treasury for a fast-moving fintech

As Mondu grew, its finance team needed accurate, real-time visibility across accounts and entities, faster payment cycles, and a more reliable data layer to support multi-market operations. Legacy processes and delays in accessing bank data made it harder to maintain control while keeping pace with the company’s growth.

“Real-time treasury is essential for any fintech operating across markets,” said Quiron Cunha, Chief Financial Officer at Mondu. “With Atlar we finally have all our accounts, all our data, and all our payments in one place. It’s transformed how we run finance.”

A unified setup built on Atlar and Banking Circle

Using Atlar, Mondu connects directly to Banking Circle through modern APIs and secure banking channels. Atlar’s connectivity is fully managed in-house on a proprietary platform, bringing bank connections, ERP integrations, and multi-entity workflows together without middleware or consulting projects. Because the connectivity layer is productized, implementation is significantly faster than traditional approaches.

This gives Mondu real-time access to balances, transactions, statements, and payment statuses while automated workflows replace manual touchpoints and reduce operational risk.

“For us, the implementation was smooth and well supported, and the platform is intuitive enough that our team could use it effectively from day one,” said George Hodorog, Head of Finance Operations at Mondu. “Atlar has significantly improved our cash visibility and allowed us to process payments much faster.”

The result is a setup that frees time, strengthens control, and helps Mondu unlock idle liquidity—without adding complexity as the business scales.

Delivering clarity and speed for modern finance teams

“Atlar helps finance teams work in real time without the delays or manual work they’re used to,” said Joel Nordström, Co-founder and CEO of Atlar. “Mondu is a great example of a company that moves quickly and expects the same from its financial tools. Together with Banking Circle, we’re giving them a setup designed for speed, clarity, and scale.”

Banking Circle is a fully licensed bank headquartered in Luxembourg, providing customers with direct access to several major payments schemes and 24 currencies, with exciting expansion plans in many more jurisdictions. By combining robust and modern API technology with the resilience of a regulated bank, Banking Circle enables finance teams like Mondu’s to move funds quickly, streamline cross-border payments, and operate with greater certainty at scale.

Recently named World’s Best Challenger for Cash Management by Euromoney, Banking Circle continues to expand its real-time capabilities for financial institutions. Charlotte Schiøttz Hassing, Head of Payments and Business Development, said: “Our mission is to remove friction from cross-border banking. Working with Atlar enables companies like Mondu to access reliable, real-time data and payment flows as they grow.”

With Atlar and Banking Circle, Mondu now operates with real-time visibility across accounts, faster payment cycles, and a more scalable treasury foundation for the next phase of growth.

About Mondu

Mondu is a leading fintech offering innovative B2B payment solutions to simplify European business transactions. Focusing on flexibility, convenience, and security, Mondu enhances the B2B payment experience both online and offline, supporting businesses in their growth and operational efficiency. Mondu holds an EMI license, which allows it to operate across all EU markets.

About Banking Circle

Banking Circle is a fully licensed bank headquartered in Luxembourg and regulated by the CSSF. It provides high-speed access to global, multi-currency instant payment schemes through a combination of innovative technology and established central bank clearing systems. Banking Circle has branches across Europe and subsidiaries in Liechtenstein, Singapore, and Australia.

About Atlar

Atlar is the AI-native treasury platform used by today’s leading growth companies to manage cash, payments, forecasting, and liquidity in one place. Teams at GetYourGuide, Mangopay, Storytel, Tide, Trustly, and Zilch use Atlar to connect their banks and ERPs in a single platform, save thousands of hours of manual work, unlock idle cash, and reduce errors at scale. Backed by Index Ventures and General Catalyst, Atlar is also a preferred partner of industry leaders including NetSuite, Citi, and HSBC.

Atlar is the AI-native treasury platform for leading growth companies
Louis Emmerson
Bringing over a decade of fintech experience from Uber and Adyen, Louis focuses on the practical realities of corporate money management.

Frequently asked questions

Why did Mondu need a new treasury setup?

Founded in 2021 and backed by more than $120 million in funding, Mondu needed a setup that could keep pace with growth across multiple banks, entities, and jurisdictions as it expanded across six markets. The finance team needed accurate, real-time visibility, faster payment cycles, and a more reliable data layer; legacy processes and delays in accessing bank data made control harder as the company grew.

How do Atlar and Banking Circle fit together for Mondu?

Using Atlar, Mondu connects directly to Banking Circle through modern APIs and secure banking channels. Atlar’s connectivity is fully managed in-house on a proprietary platform, bringing bank connections, ERP integrations, and multi-entity workflows together without middleware or consulting projects. That gives Mondu real-time access to balances, transactions, statements, and payment statuses.

What did Mondu’s finance leaders say about using Atlar?

CFO Quiron Cunha said real-time treasury is essential for a fintech operating across markets, and that with Atlar the company has all accounts, data, and payments in one place. George Hodorog, Head of Finance Operations, said implementation was smooth and well supported, the platform was usable from day one, and Atlar has improved cash visibility and allowed the team to process payments much faster.

What does Banking Circle provide in this arrangement?

Banking Circle is a fully licensed bank headquartered in Luxembourg, regulated by the CSSF, with direct access to several major payments schemes and 24 currencies. The article describes it as combining API technology with the resilience of a regulated bank so teams like Mondu’s can move funds quickly and streamline cross-border payments. It was recently named World’s Best Challenger for Cash Management by Euromoney.

What is Mondu’s regulatory status?

Mondu is a B2B payments provider focused on European business transactions. It holds an EMI license, which the article states allows it to operate across all EU markets.

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