James Colgan

James Colgan

Operating Partner @ Cathay Innovation | Fractional CPO | ex-Microsoft, Slack, Spendesk

I specialize in

Building with AI
Building Product
Founder Advice

About me

Operating Partner | Fractional CPO | ex-Microsoft, Slack, Spendesk | Founder @ Beyond the Build I’ve spent over two decades building product and GTM engines for companies scaling from Seed to IPO. At Microsoft, I led Outlook Mobile from 0 to 60M MAUs. At Slack, my teams outpaced Microsoft in enterprise adoption. At Spendesk, we went from $12M to $50M ARR in two years and reached unicorn status by modernizing product, data, and engineering from the ground up. Now, I work with SaaS startups as a VC Operating Partner at Cathay Innovation and fractional CPO. I bring my expertise to build your PLG, PLS, and SLG growth engines. Find Product Market Fit. Create a pricing strategy that drives the right unit economics. And rebuild product, engineering, and GTM operations to drive high-velocity scale. If it involves scaling product, integrating GTM, or transforming chaos into compound growth—I’m in. What I Offer on Hubble ✅ PLG, PLS, and Growth strategy & execution for startups ✅ Finding Product Market Fit ✅ Building high-performing product & engineering teams ✅ AI-native product & pricing strategy Background & Highlights 🔷 CPO/CTO at Spendesk and Envoy; ex-Microsoft & Slack 🔷 Scaled Outlook Mobile to 60M+ MAU and 85% Enterprise penetration from scratch (PLG + PLS) 🔷 Tripled Spendesk ARR and quadrupled valuation 🔷 12x Slack Enterprise adoption through premium features and PLG 🔷 Deep global leadership across U.S., Europe, and Japan Whether you're stuck between product-market fit and scale, or trying to unlock the next $50M in ARR, let’s connect.

You'll get advice on

  • How to scale through PLG & PLS Growth
  • How to Find Product Market Fit
  • How to build high-performing R&D teams
  • AI-native product strategy

Real feedback from real sessions

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