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Stefan Avivson

Stefan Avivson

Commercial advisor, founder sparring partner and author

raw
London, United Kingdom
Joined March 2026
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Summary

Serial entrepreneur and operator who has founded and led multiple startups across product and services, with decades of hands-on experience building teams, raising capital, and running commercial operations. avivson+1
Customer-research and GTM specialist: designs and runs qualitative 'Reality Check' interviews and scalable frameworks (128 conversations, Raw Value Proposition) to discover why customers really buy and to shape repeatable go-to-market motions. rawresearch+1
Advisor and mentor for founders and CEOs — runs the Mister Raw advisory practice offering deep-dive sparring, on-call support and execution-focused guidance while mentoring startups through programs like Venture Cup. mister-raw+1
Author, media host and communicator who distills commercial experience into accessible frameworks and content — publishes a book, hosts interview series and speaks on sales and messaging. amazon+1

Work

Education

Projects

Writing

How You Speak to Customers: Because everyone's a customer — and every word sells

January 1, 2025

Book focused on using conversations to discover market truth, build raw value propositions and create GTM traction; distills commercial lessons and frameworks.

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The Ten RAW GTM Laws (collection / resources)

A set of GTM principles and frameworks (e.g., '128 Conversations', 'Raw Flywheel', 'Raw Value Proposition') promoted as part of the RAW traction materials.

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Hobbies

Recording musician and singer; produces music alongside entrepreneurial work. avivson+1