Guillaume Roelandts

Driving Growth From Strategy to Execution | Product Management, Marketing, Sales, Business Development | Life Sciences

Salaire / Taux journalier

Nice, France

Mobilité : Paris, Lyon, ...

Freelance, ouvert au CDI

Peut venir sur site

Expertises

Business DevelopmentProduct ManagementGo-to-marketAnalyse financièreLogistiqueConseil en managementStratégie ProduitGestion d'entrepôt

Langues

Anglais (Maternelle)Français (Maternelle)Néerlandais (Courant)

À propos

Introduction

Impact-oriented business leader, Guillaume operates at the intersection of strategy and execution, with a clear bias toward impact, value creation, and building scalable business models in innovation-intensive industries. Guillaume has played a key role in the launch and ongoing development of Quantoom Biosciences, contributing across strategy, product positioning, go-to-market execution, and global business development in the fast-evolving RNA therapeutics ecosystem. Prior to Quantoom, he built a rigorous strategic and financial foundation through experiences at Strategy& (PwC) and Lineas, where he worked on complex transformation, growth, and performance topics. He holds a Master of Science in Business Engineering from Solvay Brussels School of Economics & Management (Université libre de Bruxelles), with a major in General Management, and further strengthened his financial expertise with a Corporate Finance certificate from HEC Paris.

Liens

Expérience de travail

Quantoom Biosciences

juil. 2022 - Présent

4 ans 4 mois

Nivelles, Belgique

Business Development & Strategy

oct. 2025 - Présent

1 an 1 mois

Nivelles, Belgique

Head of Products, Marketing & Sales

juil. 2022 - nov. 2025

3 ans 5 mois

Nivelles, Belgique

– Product Management, Marketing (PMM and Marcom), Sales – Global activities organized in three regions: North America, Europe, Global South & APAC

Managing Director

GR-MANAGEMENT srl

juil. 2022 - Présent

4 ans 4 mois

Bruxelles, Belgique

– Management company whose purpose, whether for its own account, on behalf of third parties, or in collaboration with third parties, is to provide work, services, and consulting activities both in Belgium and internationally.

Business Development

ariah.bio

juil. 2025 - déc. 2025

6 mois

06560 Valbonne, France

Chief of Staff to CEO

Quantoom Biosciences

juin 2021 - juin 2022

1 an 1 mois

Nivelles, Belgique

– Contributed to the product development, defined the commercial strategy & GTM, organized the commercial launch, Structured the commercial organization and grew the team from 0 to 9

Chief of Staff - New Venture

UNIVERCELLS

déc. 2020 - juin 2021

7 mois

Bruxelles, Belgique

– Joined Jose Castillo, co-founder/CTO, launching a new venture to generate additional shareholder value by leveraging differentiating capabilities in a high-potential market – Supported the business strategy definition and first organization while coordinating Univercells' corporate functions for the operational setup – Quantoom Biosciences went live on June 17, 2021

Senior Associate

Strategy&

juil. 2018 - nov. 2020

2 ans 5 mois

Bruxelles, Belgique

Associate

Strategy&

nov. 2017 - juin 2018

8 mois

Bruxelles, Belgique

Innovation Project Manager

Lineas

janv. 2017 - oct. 2017

10 mois

Bruxelles, Belgique

– Managed the collaboration with a tech start-up to maximise driving operations safety on night shifts by bringing their fatigue detection solution prototype to the rail market, which involved real-life testing and functionality improvements to meet the needs of (international) train drivers – Supported departement head on the development of the innovation unit set-up (idea to project process, team governance, open innovation framework)

Management Program

Lineas

sept. 2015 - déc. 2016

1 an 4 mois

Bruxelles, Belgique

– 18-month multi-rotational young graduate program focused on fostering the continuous improvement dynamics within the entire firm. Rotations included: – OPERATIONS - TRAIN DRIVING – In response to a strengthening of the European Regulation around rail activities' language proficiency, defined and implemented a structured learning system involving 2 pillars (Self-learning and E-learning) aimed at supporting a French/Dutch knowledge shift to B1 level (CEFR) for ~350 train drivers while cutting overall budget by half (€ 0.5-1M savings) – ASSET MANAGEMENT – Defined a fact-based roadmap to make the wagon fleet (~6,000 wagons) maintenance (50% of a wagon TCO) evolving towards utilization- and condition-based maintenance to (i) increase availability and safety level while (ii) lowering corrective/preventive maintenance costs – BUSINESS DEVELOPMENT – Contributed to the development of a freight mutualisation project aimed at boosting the operational margin of a short-distance train connection by selling the spare capacity – OPERATIONS - GROUND OPERATIONS – Improved the 6-month onboarding training for all ground operators by structuring and digitizing the training content aimed at (i) boosting the communication intensity between the trainee and its local management and (ii) introducing a reporting line to the central management

Student Consultant ; Project Manager ; Quality Manager

Solvay Brussels School Student Consulting Club

mars 2013 - déc. 2014

1 an 10 mois

Bruxelles, Belgique

– QUALITY MANAGER (July 14 - December 14) – Prepared the club for an audit by guiding the steering committee and ensuring an overall compliance with auditor's requirements; Resulted in the club's entry in the European junior enterprises network (JADE) – Supported the club's Knowledge Center Manager in shortlisting 2 platforms to be trialed – Was seated on the 6-member steering committee making all strategic decisions for the club – PROJECT MANAGER (July 13 - December 13) – Coordinated a 6-member team conducting a 8-week study about performance and governance among Brussels SMEs on behalf of BECI (Brussels Enterprises Commerce & Industry) – Results published in "BECI Entreprendre" (May 2014 edition) – STUDENT CONSULTANT (March 13 - May 13) – Took part in a 7-week project for Delhaize Group (now Ahold Delhaize) involving 6 student consultants, we performed both: – Qualitative analysis - to understand the positioning of Delhaize's own brands – Quantitative analysis - to identify sales cannibalization among Delhaize's own brands

Supply Chain Strategy Intern

Otis Elevator Company

mai 2014 - août 2014

4 mois

Bruxelles, Belgique

– Analyzed the national warehouse and identified different types of stock – Defined 4 potential storage/management alternatives in collaboration with Otis' management – Developed finance/logistics/quality-related criteria based on technician & executive interviews – Performed a Multi-Criteria Decision Analysis (MCDA) to compare the alternatives – Recommended a coherent solution considering both MCDA's results and side contraints to allocate the different stocks to the right alternative


Formation

HEC Paris

Executive Education, Corporate Finance (ICCF)

2019 - 2019

1 mois

Solvay Brussels School

MSc, Business Engineering (Advanced Management)

2013 - 2015

2 ans 1 mois

European Business School (EBS) - London

Exchange Programme, International Business

2014 - 2014

1 mois

Solvay Brussels School

BSc, Business Engineering

2009 - 2013

4 ans 1 mois

Centre scolaire du Sacré-Coeur de Jette

Secondary Education, Math / Science

2003 - 2009

6 ans 1 mois


Licences et certifications

Disruptive Strategy with Clayton Christensen

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Innovation and Competition: Succeeding through Global Standards

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Certifié par edX

PRINCE2 Foundation

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