
Matt Sun
SaaS Founder & Engineer | YC Alum | AI & Cloud Expert
mattsun
San Francisco Bay Area, United States
Joined March 2026
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Summary
Matt Sun is a serial entrepreneur and co-founder of multiple SaaS companies, including Mocke (AI cold email simulation), Champ (sales funnel automation), and Paigo (usage-based billing analytics). His ventures reflect a strong focus on leveraging AI and technology to streamline business processes and enhance sales efficiency. ycombinator+2
He possesses deep expertise in cloud platforms and database technologies, demonstrated through his role as Head of MarkLogic Cloud where he was instrumental in developing enterprise-grade Database as a Service offerings. His technical acumen extends to platform engineering, as evidenced by his leadership position at ClickUp. f6s+1
As a Y Combinator S22 alumnus, Matt Sun has been part of a highly selective startup accelerator, indicating his entrepreneurial drive and potential for high-growth ventures. His educational background includes a Master's in Computer Science from the University of Chicago and an MBA with a focus on Entrepreneurship from UC Berkeley Haas, providing a strong blend of technical and business leadership skills. ycombinator+1
Work
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Notes
RZRichard Zhangsaid
MSMatt Sun
is one of the founders they most respect for their leadership and impact.Mar 26, 2026
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