Mariano Martene

Fractional Head of Growth · Helping post-PMF AI/B2B companies scale beyond founder-led sales ($1–5M ARR) · Building revenue systems · GTM Engineer · Fully hands-on

marianomartene.comex-Go To Market Engineeringex-i3 Holding SRL

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I build the systems that take companies from founder-led to I do Growth / GTM Engineering for B2B SaaS companies doing $1M–$5M ARR.

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Most founders at this stage hit the same wall: Revenue is flowing. Customers are happy. But behind the curtain:→ Pipeline is inconsistent→ CRM data is unreliable→ More tools, same confusionThat's not a lead problem. It's a systems I call it the Process-Market Fit gap, and it's exactly where I 🟩 Three things I build:→ GTM stack + AI transformation: wire AI into your live GTM infrastructure. The companies doing this now compound hard. → Signal-based outbound system: buying signals → enriched contacts → automated sequences. End to end. → CRM as a revenue OS: clean, reliable data the whole revenue motion runs on. 🟩 What I bring: → Grew a bootstrapped B2B SaaS from €1M to 5M ARR as Head of Growth→ Ran a Google-recognized performance agency out of Buenos Aires→ Built acquisition, CRM, sales ops, and GTM infrastructure hands-on If you're ready to scale, let's PS: 📩 I also write a newsletter for SaaS founders and operators at the same inflection point. 1,500+ subscribers. Real case studies and workflows to take you to $10M+ ARRPSS: Into muay thai and music for fun.