You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Simon ProustSP

Simon Proust

Fractional Head of Sales | Startups B2B

€700/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Simon

With over 8 years of experience in B2B SaaS, from Tiller Systems to SumUp as Head of Sales France, I have supported ARR growth from €0.5M to €20M. I contributed to the opening and expansion of the French market, recruited, trained, and managed over 50 Sales/Pre-Sales professionals, and structured commercial processes as well as playbooks and performance levers (ICP, funnel, CAC, profitability).

Today, I act as a Fractional Head of Sales to help startups and scale-ups build and scale their sales machine. My expertise covers:

  • Definition and execution of Go-to-Market strategies adapted to their growth stage
  • Structuring and management of initial sales teams
  • Optimization of the sales funnel and data-driven performance management
  • Implementation of a sustainable Revenue Ops and Sales Enablement organization

My approach: a balance between strategic vision and operational execution, to generate healthy, sustainable, and profitable growth.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Nantes (up to 50km), Angers (up to 50km)

Experience

  • Compare
    Co-founder
    CIVIL ENGINEERING
    August 2024 - March 2025 (7 months)
    Paris, France
    Entrepreneurial initiative to develop a SaaS platform allowing building trades artisans (VSEs/self-employed) to compare construction materials (prices, stocks, delivery times) between local stores.
    • Field market research and customer discovery (25+ interviews with artisans, 5 distributors)
    • Definition of MVP and core features (comparison tool, smart cart, partners)
    • Development of Go-to-Market strategy and personas (solo artisans / pro renovators)
    • Preparation of investor/incubator pitch (support + data room)
  • SumUp
    Head of Sales France
    BANKING AND INSURANCE
    January 2021 - June 2024 (3 years and 5 months)
    Paris, France
    Management of the commercial strategy post-acquisition. Growth and profitability objectives, complete structuring of the sales organization (AE/SDR/Upsell), owner of the French P&L.
    • Global team of 35+ employees
    • French ARR Growth: €7.5M → €20M (+8,000 new active customers)
    • CAC payback reduced from 32 to 12 months
    • Structuring of the Upsell team to increase NRR (+33% in 12 months)
    • Management of the go-to-market (POS Lite, Banking, Card-reader)

    • France = 30+% of EU revenue → #1 market
  • TillerSystems
    Sales Team Leader
    SOFTWARE PUBLISHING
    March 2017 - December 2020 (3 years and 9 months)
    Paris, France
    Management of a team of 8 Account Executives. KPI structuring, forecasting, CRM, coaching, outbound (60%) / inbound (40%) strategy
    • +3,000 new customers signed
    • French ARR €4.9M
    • Conversion 18% → 31%
    • Recruitment, onboarding, and coaching of 15+ AEs
    • Deployment of inbound marketing (2018)
    • Series B funding round of €12M (2018) then Series C of €25M (2020)

Recommendations

Be the first to recommend Simon

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Data Analyst & AI
    Le Wagon
    2025
    Data Analyst & IA
  • Bachelor
    Ecofac Business School
    2014
    Bachelor Marketing et Management des Ventes

Certifications

  • Artificial Intelligence and Big Data Analysis Developer
    Le Wagon
    2025
    Exploratory and Statistical Analysis (Data Analysis) Applied Machine Learning (AI & Modeling) Data Project Management & Ethical Issues Data Visualization and Business Intelligence Automated Data Collection and Processing (Data Engineering)

Skill set

Categories