Vivun is an AI-powered presales platform that helps enterprise B2B companies scale their sales engineering teams through structured intelligence. Founded in 2019 by two married couples with 25+ years of combined presales experience, Vivun builds AI agents that reason through expert knowledge rather than simply generating language - grounding every deal recommendation, demo, and forecast in the structured expertise of elite practitioners. With $131M raised and customers like Snowflake, Okta, Zoom, and CrowdStrike, Vivun has become the operating system for technical sales.
Matthew Darrow is the CEO and co-founder of Vivun, the pioneer of AI-powered presales software that has raised $131 million to transform how B2B companies manage their sales engineering function. A former VP at Zuora who witnessed its growth from $7M to $200M ARR and through IPO, Darrow conceived Vivun during a campervan trip through New Zealand, coding the first version from campsite Airbnbs alongside his wife Dominique. Today, Vivun's platform serves customers like Snowflake, Seismic, ADP, and Autodesk, with clients reporting 37% gains in technical win rates and 31% shorter sales cycles.
Florin Tatulea is a Toronto-based sales development leader, founder, and creator who built a 74,000+ follower LinkedIn audience by teaching SDRs and AEs how to actually hit quota. Currently Head of Sales Development at Common Room and GTM Engineer in Residence at ZoomInfo, he founded Sales Flo to run workshops and training for reps at Shopify, Zendesk, Clearbit, and others. His Substack newsletter 'Prospecting from the Trenches' reaches 12,000+ subscribers with tactical cold email and prospecting advice drawn from real-world experience scaling teams and generating $3M in pipeline.