Contact Us • Our Purpose • Our Team

At Defyne VN Payments, we empower partners to grow.

We provide flexible payment solutions, technology, and dedicated support that help Agents, ISOs, and ISVs grow their merchant portfolios and serve businesses of every size and industry.

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Our Purpose

Helping Agents, ISOs, and ISVs grow through strong payment partnerships, reliable technology, and dedicated merchant support.

Our Commitment

Seamless onboarding, competitive partner programs, and dependable support.

Our Dedicated Team

Real people committed to supporting partners and their merchants every step of the way.

Our Dedicated Team

Meet the people supporting our partners and merchants day-to-day.

Kelly Duong

Kelly Duong

Chief Growth Officer

As Chief Growth Officer, Kelly is a recognized leader in the Vietnamese merchant services industry, overseeing sales strategy, partner development, and revenue growth. Former owner of VN-Systems, she built and scaled a high-performing organization and developed strong relationships with agents, ISOs, and merchants across the industry. She now leads the growth of the company’s Vietnamese Division, supporting Vietnamese-owned businesses with tailored payment solutions, strategic guidance, and dedicated support. With deep expertise in business development and operational growth, she is focused on delivering long-term value for partners, agents, and merchants.

Sammy Ho

Sammy Ho

VP of Operations & Technology (Vietnamese Division)

Sammy Ho leads operations for the Vietnamese Division, overseeing both technology and customer service. He manages a dedicated team responsible for technical support and merchant service, ensuring efficient operations, system reliability, and responsive customer experience. His leadership focuses on building scalable processes that improve service quality and support the division’s continued growth.

Jennie Nguyen

Jennie Nguyen

Director of Partner Success

Jennie is the Director of Partner Success, specializing in merchant services operations, partner support, and workflow management. She leads the ISO support team with a strong focus on problem-solving, escalations, onboarding, and operational efficiency. With extensive experience in merchant services and team leadership, Jennie is dedicated to delivering exceptional support to agents and merchants while helping drive company growth and success.

Tuong Nguyen

Tuong Nguyen

Merchant Implementation Specialist

Tuong supports merchants through onboarding, system setup, and implementation processes to ensure a smooth transition from installation to launch. He assists clients with troubleshooting, training, and platform guidance while helping improve operational efficiency and delivering a positive merchant experience throughout the implementation journey.

David Nguyen

David Nguyen

Back-end Developer & Quality Assurance

David manages the company's information technology operations and quality assurance processes, ensuring reliable system performance and efficient technical support services. He leads technology initiatives, troubleshooting operations, and quality control standards while supporting both internal teams and clients to maintain smooth and dependable day-to-day operations.

Minh Pham

Minh Pham

Project Manager

Minh has experience leading payment solution implementations and managing projects from onboarding through completion. He is skilled in coordinating cross-functional teams, streamlining operational workflows, and maintaining strong communication throughout each project phase. Minh is focused on delivering efficient solutions, meeting project goals, and ensuring a seamless experience for merchants and partners.

Joy Diep

Joy Diep

Partner Success Manager

Joy manages partner relationships and supports Agents, ISOs, and ISVs through training, product updates, and ongoing account assistance. She works closely with partners to strengthen communication, improve performance, and ensure agents have the resources and support needed to grow their business successfully.

An Le

An Le

Database Administrator

An manages and maintains database systems to support business operations, data accuracy, and overall system performance. She assists with troubleshooting, reporting, and database optimization while helping improve efficiency, security, and reliable access to important business information for internal teams and clients.

Cam Nguyen

Cam Nguyen

PARTNER SOLUTIONS SPECIALIST

Cam works closely with Agents and partners to help solve day-to-day challenges and keep operations running smoothly. She assists with POS setup, system configuration, account-related needs, troubleshooting, and product questions while helping identify practical solutions when issues arise.