Guillaume Moubeche

Founder

Cape Town, Western Cape, South Africa8 yrs 4 mos experience
Most Likely To Switch

Key Highlights

  • Founded two successful businesses with significant valuations.
  • Grew SaaS products to $45M ARR without funding.
  • Invested millions in over 25 companies.
Stackforce AI infers this person is a SaaS entrepreneur and investor with a strong focus on growth and innovation.

Contact

LinkedIn

About

My name is Guillaume Moubeche but everybody calls me "G." Here's more about me: - Founded 2 businesses: One valued at $150M+ after 4 years, the other one sold at $600k ARR. - Grew a suite of SaaS without funding from $0-$45M ARR and $15M+ in EBITDA (products include: lemlist, lemwarm, taplio, tweethunter, lemcal, Claap) - Invested millions of dollars in 25+ companies - Acquired 2 companies in 8-figure deals - Authored a book - "The $150M Secret" - Featured in 200+ media outlets - Host of "BILLIONS" where I interview the people behind billion dollar companies I write content about what I learn ✌️

Experience

8 yrs 4 mos
Total Experience
4 yrs 3 mos
Average Tenure
4 yrs 11 mos
Current Experience

Billions

Host

Dec 2025 – Present · 5 mos

  • The conversations that shape billion-dollar decisions

Claap

Owner

Sep 2025 – Present · 8 mos

  • Acquired Claap in an 8 figure deal.
  • Claap leverages AI to automate post meeting tasks - meeting notes, followup emails, CRM enrichment - and uncover insights so revenue leaders understand why they win (or lose) deals.
  • On average, sales reps save 20+ minutes after each meeting with workflow automations, and revenue leaders increase their win rate up to 30% with deal insights and AI-assisted coaching.
  • Claap was backed by Headline and LocalGlobe, and works with 1000+ companies including Revolut, Qonto, Scoreplay, Teale or Join.

Lemlist

2 roles

Founder - Chairman & President of the board

Jan 2025 – Present · 1 yr 4 mos

  • The only tool your sales team needs to find your next customers 🤝

Founder & CEO

Jan 2018 – Jan 2025 · 7 yrs

  • 💰 Find your next customers, book meetings with them, and close deals.
  • 🌎 Used in 100+ countries around the globe
  • ❤️ 10,000+ innovative companies are using lemlist to grow their revenue daily

G.

Angel Investor

Jun 2021 – Present · 4 yrs 11 mos

  • Invested a few million of dollars in early stage and future category leader companies like:
  • Revolut
  • Anthropic
  • Mercor
  • Groq
  • Backmarket
  • Ledger
  • Snowball
  • Lucis
  • RoundTable
  • Stairling
  • The Mobile Company
  • Deskare
  • Mokn
  • SplendUp
  • Diffly
  • Red Sauce
  • Localista
  • MeetUs
  • Dermascan
  • and more....

Secret llc (acquired)

Founder

Dec 2018 – Jun 2020 · 1 yr 6 mos

  • From $0 to $600,000 ARR in 18 months before getting acquired - Transaction done by FE International.

Education

HEC Paris

MSc of Marketing

Jan 2016 – Jan 2017

Chimie ParisTech - PSL

Master of Engineering - MEng — Chemical Engineering

Sep 2013 – Jun 2015

Guillaume Moubeche - Founder | Stackforce