The People

Our Team

Browse our network of trusted members and explore their profiles

Alan Brown

Founder & Chairman

Alan brings over three decades of international advisory experience, having served across global capital markets and top-tier institutions, including the Rothschild Group. As Founder of the Touchstone Partnership Network, he leads the firm’s cross-border practice, specializing in structured discovery, corporate governance, and the expansion of high-integrity strategic alliances. Alan advises executive leadership on complex cross-border engagements and principled consultancy frameworks.

Erik Nainggolan

Co-founder & CEO

Erik oversees operational execution and digital infrastructure at PT TPN. As the primary architect of the firm’s system infrastructure and workflow frameworks, he drives practice management, consultant performance, and Strategic Partner integration. Erik aligns technical architecture with business strategy to enforce operational discipline and ensure end-to-end delivery across all client engagements.

Nina Indriasari

Head of Administrative Operations

Nina directs administrative governance and engagement support across the network. Responsible for operational continuity, compliance documentation, billing administration, and client liaison, she enforces rigorous quality control standards that guarantee complete case oversight and rapid execution across every engagement.