✓ Authorized by ACPR • Bank of France

Harmoniie SAS Support Portal

Official support for Harmoniie SAS (formerly OuiTrust) clients.
Secure wire transfer assistance and account services.

⚠️ IMPORTANT NOTICE

Harmoniie SAS (a French-licensed Electronic Money Institution, known for the brand OuiTrust) changed its corporate name to Heuro SAS on December 16, 2025.

Our official website is: heurosasbank.com

👉 If you have any request support for Harmoniie SAS bank wire transfer please click and compile the Contact Us button.

6M+

Active Users

24/7

Priority Support

€0

Account Fee

About Harmoniie SAS (now Heuro SAS)

Harmoniie SAS is an Electronic Money Institution authorized by the ACPR (Bank of France) — HRSAFR22. The company has been renamed to Heuro SAS.

We provide On and Off-ramp services allowing partners to exchange crypto for fiat funds securely. All existing Harmoniie/OuiTrust accounts remain fully operational.

We Make Your Life Comfortable With Our Services.

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Withdraw Funds

Secure withdrawals in fiat and cryptocurrencies.

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Deposit Funds

Major fiat currencies + crypto support.

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Fast Transfer

Instant transfers in fiat & crypto.