Corporate Objective
Architecting Global Financial Infrastructure
Grupo LongMen acts as a strategic umbrella connecting specialized capabilities across institutional advisory and digital financial services. Our focus is the engineering of secure frameworks that link traditional treasury management and payments with emerging digital asset technology and robust financial infrastructure.
Finance. Technology. Infrastructure.
Our purpose is to create the critical connectivity required for global institutional finance. We engineer the systems that enable secure value transfer and asset management across borders.

Finance. Technology. Infrastructure.

Grupo LongMen brings together financial services, institutional advisory, digital-asset infrastructure and advanced technology to connect businesses, governments and financial institutions with the evolving global financial system. Our focus is the engineering of secure frameworks that link traditional treasury management and payments with emerging digital asset technology and robust financial infrastructure.
LongMen Advisory
LongMen Digital
Institutional advisory services bridging multi-jurisdictional traditional finance with strategic asset positioning and regulatory alignment.
Architecture and management of secure digital asset infrastructure, focusing on custody solutions and next-generation financial gateways.
LongMen Capital
Strategic investment vehicle focused on long-term infrastructure plays within the evolving fintech and global market ecosystem.
LongMen Treasury
Specialized liquidity management and treasury engineering connecting high-frequency payment processing with stable capital reserves.
Note: PayFi is a technology layer supporting the ecosystem and not a separate group company.

Dr. Carlos O. Maidana
Founder & Group Chief Executive Officer
Dr. Carlos O. Maidana is the driving force behind Grupo LongMen's strategic vision. With extensive expertise in institutional financial frameworks and emerging digital asset technologies, he has engineered the group as a premier global infrastructure partner. Under his leadership, the ecosystem focuses on bridging the gap between traditional global treasury management and the future of digital finance with unparalleled precision and security.