We are an international banking solutions provider
We are an international banking solutions provider
We help international companies navigate banking and payments complexity, understand their operational needs and identify the most suitable banking, payment and foreign exchange solutions.
We help international companies navigate banking and payments complexity, understand their operational needs and identify the most suitable banking, payment and foreign exchange solutions.
Trusted by
international companies
Global banking
& payment expertise
Independent and
tailored solutions
Trusted by
international companies
Global banking
& payment expertise
Independent and
tailored solutions
Complex banking challenges require independent thinking. The right solution starts with understanding your business, operations and constraints.
Complex banking challenges require independent thinking. The right solution starts with understanding your business, operations and constraints.
Independent by design
Independent by design
We assess each situation objectively and recommend solutions tailored to your needs.
Built around complexity
Built around complexity
Our expertise supports complex international and multi-currency environments where standard banking falls short.
Focused on execution
Focused on execution
We assist our clients from the identification of their needs to the activation on the solution.
Theseus Solutions is an independent provider of banking services and payment solutions
Theseus Solutions is an independent provider of banking services and payment solutions
Banking architecture and corporate accounts
International payments and collections
FX and
multi-currency flows
Banking process and treasury optimisation
Banking audit and assessment
Banking architecture built for your business
We design and structure banking setups around your entities, markets and operational needs, from partner selection to onboarding.
Multi-entity structures
Corporate accounts
Jurisdiction mapping
Banking partner selection
KYC & onboarding
Banking architecture and corporate accounts
International payments and collections
FX and
multi-currency flows
Banking process and treasury optimisation
Banking audit and assessment
Banking architecture built for your business
We design and structure banking setups around your entities, markets and operational needs, from partner selection to onboarding.
Multi-entity structures
Corporate accounts
Jurisdiction mapping
Banking partner selection
KYC & onboarding
A structured path from assessment to implementation
A structured path from assessment to implementation
1
Audit and assessment
We assess your banking structure and constraints to clarify requirements and define the right solution.
2
Qualify the requirements
We convert the findings from the diagnostic into clear banking, payment, FX and operational criteria.
3
Map the right solutions
We identify and compare suitable partners according to jurisdiction, licence, currency, volumes, technical requirements and risk profile.
4
Prepare the application
We structure the corporate information, supporting documents, KYC elements and business explanations required to present a clear and credible case.
5
Coordinate onboarding
Our team of compliance officers talks with the banks’ compliance officers. This shared language avoids miscommunication.
6
Support implementation
We assist with the final setup and ensure that your teams receive the access, information and operating processes required to use the solution effectively.
1
Audit and assessment
We assess your banking structure and constraints to clarify requirements and define the right solution.
2
Qualify the requirements
We convert the findings from the diagnostic into clear banking, payment, FX and operational criteria.
3
Map the right solutions
We identify and compare suitable partners according to jurisdiction, licence, currency, volumes, technical requirements and risk profile.
4
Prepare the application
We structure the corporate information, supporting documents, KYC elements and business explanations required to present a clear and credible case.
5
Coordinate onboarding
Our team of compliance officers talks with the banks’ compliance officers. This shared language avoids miscommunication.
6
Support implementation
We assist with the final setup and ensure that your teams receive the access, information and operating processes required to use the solution effectively.
1
Audit and assessment
We assess your banking structure and constraints to clarify requirements and define the right solution.
2
Qualify the requirements
We convert the findings from the diagnostic into clear banking, payment, FX and operational criteria.
3
Map the right solutions
We identify and compare suitable partners according to jurisdiction, licence, currency, volumes, technical requirements and risk profile.
4
Prepare the application
We structure the corporate information, supporting documents, KYC elements and business explanations required to present a clear and credible case.
5
Coordinate onboarding
Our team of compliance officers talks with the banks’ compliance officers. This shared language avoids miscommunication.
6
Support implementation
We assist with the final setup and ensure that your teams receive the access, information and operating processes required to use the solution effectively.
Theseus Solutions helps international companies design and implement the right banking, payments and FX setup across multiple entities and jurisdictions.
Theseus Solutions helps international companies design and implement the right banking, payments and FX setup across multiple entities and jurisdictions.
Who we help
Different business profiles face distinct banking structures, markets and operational requirements. We tailor our approach to the specific challenges of each one.
Expanding companies
International groups
Startups
Intercompany payments
Institutional clients
Expanding companies
Challenge
Entering new markets while navigating unfamiliar banking systems, regulations and payment requirements.
Outcome
A scalable banking setup that supports international growth and simplifies local operations.
International groups
Challenge
Managing multiple entities, banking relationships and regulatory requirements across jurisdictions.
Outcome
A clearer banking architecture with streamlined intercompany flows and real-time treasury visibility.
Startups
Challenge
Building a reliable banking infrastructure while managing rapid growth and limited internal resources.
Outcome
A flexible banking setup designed to support fundraising, international payments and future expansion.
Intercompany payments
Challenge
Coordinating recurring cross-border flows while controlling costs, delays and foreign-exchange exposure.
Outcome
Faster, more transparent intercompany payments with optimised processes and greater control over liquidity.
Institutional clients
Challenge
Executing complex international transactions under strict governance, compliance and reporting requirements.
Outcome
Secure, compliant banking solutions supported by expert coordination across institutions and jurisdictions.
Expanding companies
Challenge
Entering new markets while navigating unfamiliar banking systems, regulations and payment requirements.
Outcome
A scalable banking setup that supports international growth and simplifies local operations.
International groups
Challenge
Managing multiple entities, banking relationships and regulatory requirements across jurisdictions.
Outcome
A clearer banking architecture with streamlined intercompany flows and real-time treasury visibility.
Startups
Challenge
Building a reliable banking infrastructure while managing rapid growth and limited internal resources.
Outcome
A flexible banking setup designed to support fundraising, international payments and future expansion.
Intercompany payments
Challenge
Coordinating recurring cross-border flows while controlling costs, delays and foreign-exchange exposure.
Outcome
Faster, more transparent intercompany payments with optimised processes and greater control over liquidity.
Institutional clients
Challenge
Executing complex international transactions under strict governance, compliance and reporting requirements.
Outcome
Secure, compliant banking solutions supported by expert coordination across institutions and jurisdictions.
The impact of Theseus Solutions in numbers
The impact of Theseus Solutions in numbers
200+
60+
120+
200+
200+
Banking and payment partners
Banking and payment partners
A trusted international network of banking, payment and financial partners.
60+
60+
Countries covered
Countries covered
Solutions and partner coverage across more than 60 countries.
120+
120+
Currencies supported
Currencies supported
Access to payment, collection and conversion capabilities in over 120 currencies.
“The right banking solution never starts with a product. It starts with understanding the business.”
“The right banking solution never starts with a product. It starts with understanding the business.”
— Nicolas Michaux, Founder @Theseus Solutions
© 2026 Theseus Solutions. All rights reserved
Theseus Solutions Limited is a corporate consultancy and execution support business. We are not a licensed entity, and we provide non-regulated commercial support to corporate clients, including structuring input, provider mapping, documentation support and counterparty introductions.