
Gael Seguillon
Senior Head of Marketplace & E-Commerce
Salaire / Taux journalier
Lyon, France
Freelance, ouvert au CDI
Peut venir sur site
Expertises
Langues
À propos
Introduction
E-commerce marketplace expert with 15+ years driving multi-million revenue growth across major platforms. Built and scaled marketplace operations generating €50M+ annually, managing 8000+ sellers and teams of 50+ people. Specialized in P&L management, marketplace strategy, and end-to-end e-commerce implementation for sustainable business growth.
Expérience de travail
Head of Marketplace
Horrea
sept. 2025 - Présent
1 an 2 mois
Head of Development
FIDUCIAL Office Solutions
oct. 2024 - oct. 2025
1 an 1 mois
Lyon, France
Implementation and P&L of the Dropshipping Business Unit Road Map and Business Plan Recruitment of key suppliers in new sectors Integration of the ERP with suppliers: EDI flows Deployment of PIM + SDM ( (Akeneo) Implementation of CRM (HubSpot) Member of the executive committee
Head Of Ecommerce
Market Maker
oct. 2020 - oct. 2024
4 ans 1 mois
Lyon, France
E-commerce Direction: Build + Run Implemented and developed e-commerce activity: Achieved, 40M€ 2023, and 50 M€ 2024. Managed the automation of product/offering flows across 30 Marketplaceshops (Sage X3 - Prestashop - Shopping Feed – Mirakl - Iceberg). Oversaw and implemented 3 e-commerce website projects (Prestashop). Managed a product information management project (PIM Quable) and a dashboard (Laravel; Google BigQuery; Google Lookerstudio). Established and managed BtoC customer service (6 people). Recruited and manage a team of 10 individuals
Head of Marketplace
Première Vision
sept. 2017 - oct. 2020
3 ans 2 mois
Lyon Area, France
Developed Business Plan, designed designs and specifcations, and built from scratch ecommerce website ( launched website in September 2018, 375 K€ revenue for 2018) Led tendering process and selection of the services provider (Magento + Mirakl ; 1 million budget) Manage P&L , and Marketplace Strategy Recruited and manage 10 people team Member of the executive committee (GL-Events Group)
Associate
Isochronix
avr. 2014 - mai 2020
6 ans 2 mois
Paris Area, France
CRM : Consulting, assistance and integration specialized in e-commerce
Paris City Manager
Iambnb
nov. 2016 - août 2017
10 mois
Paris Area, France
In charge of the P&L and the management of the team for Paris Iambnb Offices
Founder
OhMyGuest
sept. 2014 - août 2017
3 ans
Paris, France
Founded a concierge service company Defined, designed and developed an automated channel manager tool to supervise 150 flats in Paris . revenues fees : 2015 =110 K€, 2016 = 250 K€ Recruited and managed 3 employees and 25 free lance workers Sold company to Iambnb (Amsterdam) OhMyGuest take care of your apartment and your guests!
Chief Operating Officer Mktplace
RueDuCommerce
mai 2011 - juil. 2014
3 ans 3 mois
93400 Saint-Ouen-sur-Seine, France
Managed P&L , developed marketplace strategy of the Marketplace ; revenue 2014 120 millions, average sales commission from 7% to 10% in 2 years Member of the executive committee Recruited and managed 50 employees (Account Managers, Sales, Project Manager, IT support for sellers, Administration) Developed, optimized and redesigned website (project management for sales, marketing). Optimized conversion rate ,dened and managed customer acquisition Strategy Dened Sales target and variable remuneration objectives. Determined specications, tendering process and selection services provider for Business Intelligence and CRM tools (Salesforce - Qlikview) Led key account approach and negotiation. Managed 1200 professionals sellers portfolio, Settled and managed a loyalty program and monetization plan (revenue 15 millions in 2014) Defined and managed sales promotion (sales operations, banners, newsletters, events) Implemented advertisement production activity (revenue 6 millions in 2014)
Sales Managing Director
PriceMinister
juin 2009 - mai 2011
2 ans
Paris, France
Managed P&L , development strategy of Marketplace BtoBtoC ; revenue 50 millions in 2011 Defined and managed sales and CRM strategy for France and international (UK, Espagne) Led key account approach and negotiation. Managed 8000 international professionals sellers portfolio, dened and managed loyalty program, and monetization plan. (revenue 2 millions in 2011) Recruited and managed 15 people (Account Managers, Sales, Project Manager, IT support for sellers, Administration) Defined sales target and variable remuneration objectives Developed, optimized, redesigned website (project management sales, marketing). Defined and managed sales promotion (sales operations, banners, newsletters, events Implemented and set CRM Salesforce
Key Account Executive
PRICEMINISTER
janv. 2001 - mars 2010
9 ans 3 mois
Department Manager
Fnac
janv. 1994 - déc. 2000
7 ans
Formation
Université Paris-Sorbonne
1990 - 1993
4 ans
Henri IV
1985 - 1990
6 ans