Siân Simpson is a global entrepreneur, community strategist, and founder of Public Rally, a company helping brands in tech, AI, music, legal, and education build world-class communities and content strategies. With experience living and working in over 60 countries, Siân brings a rare blend of cultural insight, innovation know-how, and deep connection to her work.

Before launching Public Rally, she was the driving force behind Kiwi Landing Pad, helping New Zealand startups expand into global markets like San Francisco, London, and Singapore. She’s also a regular host and interviewer for SaaStr, one of the world’s leading SaaS communities, where her content reaches millions across the globe.

Siân is a sought-after speaker who openly shares her journey through adversity and mental health challenges, offering honest reflections on leadership, resilience, and the future of work. She’s known for her authenticity, sharp thinking, and ability to build high-impact communities that drive real results.