Colin Tseung is Co-Founder at InstaAgent (YC P26), an AI-powered marketing platform helping consumer brands scale personalized campaigns across hundreds of personas on Meta and TikTok.

Colin studied Mathematics at the University of Oxford and is based in Hong Kong SAR, bringing a strong quantitative foundation to his work in AI-driven marketing technology.

Colin is a repeat founder whose previous startup was acqui-hired, demonstrating his ability to build high-value teams and products that attract strategic interest from larger companies.

At InstaAgent, Colin co-founded the company alongside Kyle Wong and CW Liu in 2025, and the team was accepted into Y Combinator's P26 batch, validating their approach to AI-native marketing at scale.

InstaAgent reached $1M ARR within 10 months of launch, enabling brands to turn a single campaign brief into hundreds of persona-specific creatives distributed across paid and organic social channels.