Available to hire
Hi, I’m William Dubreuil, a strategic advisory specialist with 15 years of experience driving change and leadership engagement in global tech environments. I partner with executive teams to craft impactful narratives and deliver end-to-end programs that elevate customer and partner experiences and accelerate business transformation.
I aim to simplify complexity, align leadership and teams around common goals, and foster a culture of collaboration and measurable impact. My work spans marketing, communications, digital strategy, and change management across multiple regions and industries.
Skills
Experience Level
Expert
Expert
Language
French
Fluent
English
Fluent
Spanish; Castilian
Advanced
German
Beginner
Polish
Beginner
Work Experience
Group Digital Communications Manager at MicroPort CRM
December 31, 2020 - October 20, 2025Supported the Group's digital strategy with emphasis on external and internal channels across 1K employees in 4 countries, including C-suite; built digital strategy; provided ongoing editorial support for internal audiences; developed audience growth and retention strategies; operational support, agenda, presentations, training and guidelines. Key achievement: raised awareness of digital initiatives and increased LinkedIn engagement by 50%.
Internal Communications Manager at IKEA France
December 31, 2020 - October 20, 2025Supported France subsidiary on its digital transformation journey; built Employee Experience strategy and content across digital and offline channels; drove business value through digital strategy, training and innovation; developed and enforced strategic digital learning, sustainability policies, processes and procedures.
Senior Communications Manager Consultant at Microsoft
December 31, 2022 - October 20, 2025Supported Global Sales, Marketing and Operations on its digital transformation journey with global stakeholders and leadership teams; managed change management strategy through RoB, planning, prioritization, pre-meeting planning and in-meeting notes, strategy progress tracking, action tracking, follow up, storytelling; aligned workbook for Executive sponsorship accounts and Employees, program orchestration with core and regional stakeholders, content preparation; contributed to local digital events and intranet content; measured KPIs and insights.
Corporate Communications & Marketing Manager at OVHcloud
January 1, 2022 - PresentSupporting the Global Brand business strategy on its digital transformation journey; developing Content strategies for business change through messaging, planning, prioritization, managing communities leaders meetings; building long-lasting relationships with our communities of customers, partners and tech; populating online business communities with strategic messaging and leveraging industry-specific forums.
PR Communications Officer at City of Melun
December 31, 2011 - October 20, 2025Developed communication and ensured visibility of the city on the territory while nurturing public debate.
Journalism - TV Broadcast + Press + Web
December 31, 2011 - October 20, 2025Prepared topics, investigated, conducted interviews, comments, video editing.
Co-Founder, Digital Communications Manager at Media City Lab
December 31, 2014 - October 20, 2025Designed and developed the company’s business plan and supported customers on media communications strategy; measured and shared learnings to promote continuous development; ensured development plans rolled out and team monitoring tasks. Key achievement: Paris Air Show media content coverage.
Group Communications Manager at ALTRAN/CAPGEMINI
December 31, 2017 - October 20, 2025Supported the Group (200K employees + 30 countries) in the new strategic plan worldwide (Altran 2020); reinforced international coordination and promoted new digital practices; maximized employees’ engagement via digital platforms; created strategic internal messages; developed and enforced digital policies, processes, and procedures.
Group Internal Communications Manager at GEMALTO/THALES
December 31, 2019 - October 20, 2025Supported the Group (15K employees + 47 countries) on its digital transformation journey with a change management focus; created editorial messages and storytelling through digital & offline channels; animated internal business communities; measured KPIs; developed and enforced digital policies and procedures.
Head of Employee Engagement at Essendi
January 1, 2025 - PresentLeading internal engagement and change communications to support business transformation; aligning leadership and teams around change goals; crafting narratives and programs (internal newsletter, screens communications, emailing, Global and Local Talks).
Global Marketing and Communications Manager at OVHcloud
January 1, 2022 - January 1, 2025Supported Global Brand Strategy; developed multichannel content strategy; planned and managed communities leaders meetings; populated online business communities with strategic messaging and data-driven insights; rolled out Local Zones global marketing campaigns and ensured Go-To-Market and revenue targets; defined campaign priorities and ensured sales alignment.
Digital Transformation Communications Manager at Microsoft
January 1, 2021 - December 31, 2022Supported the Global Sales, Marketing and Operations unit on its digital transformation journey; managed change management planning, progress tracking, action follow-up, and content preparation; engaged executives and regional stakeholders; developed customer and partner testimonials.
Marketing & Communications Manager at MicroPort CRM
January 1, 2019 - December 31, 2020Supported digital strategy for the Group; built digital strategy and provided ongoing editorial support for internal audiences; developed audience growth and retention strategies; raised LinkedIn engagement by +50%.
Co-founder, Digital Communications Manager at Media City Lab
January 1, 2011 - January 1, 2014Designed the business model and development plan; managed end-to-end digital communication projects; supported customers on their digital strategy journey; Paris Airshow media content coverage.
PR Communications Officer at City of Melun
January 1, 2010 - January 1, 2011Developed communication and ensured visibility of the city on the territory while nurturing public debate; achieved notable press coverage (L’Express).
Group Internal Communications Manager at Altran
January 1, 2014 - January 1, 2017Supported the Group (over 100k employees in 30 countries) on the 2020 strategic plan; reinforced international coordination; promoted new digital practices; deployed internal/digital platforms; onboarded 80% of business managers in 5 months.
Group Communications Manager at Gemalto
January 1, 2017 - January 1, 2019Supported the Group on its digital transformation journey focusing on change management and digital corporate strategy; created editorial messages and storytelling; nurtured business expertise via communities; developed digital policies and KPI measurement; +230 expertise communities created.
Journalism TV Broadcast + Press + Web
January 1, 2005 - January 1, 2011Prepared topics, conducted interviews, and provided video editing; encompassed TV broadcast, press, and web interactions.
Education
Master’s degree in journalism specialized in TV News at ISCPA Institut des Médias Paris
January 1, 2005 - December 31, 2009Hypokhâgne preparatory class at Sciences Po. Paris
January 1, 2003 - December 31, 2004Master’s degree in journalism specialized in TV News at ISCPA Institut des Médias Paris
January 1, 2005 - January 1, 2009Hypokhagne preparatory class, Science Po Paris at Hypokhagne Preparatory Class, Science Po Paris
January 1, 2003 - January 1, 2004Qualifications
Bachelor’s Degree in Literature
January 11, 2030 - June 1, 2003Master’s degree in journalism specialized in TV News
January 1, 2005 - December 31, 2009Hypokhâgne preparatory class Sciences Po. Paris
January 1, 2003 - December 31, 2004Bachelor’s Degree in Literature
January 11, 2030 - June 1, 2003Bachelor's degree in Literature
January 11, 2030 - June 1, 2003Master’s degree in journalism specialized in TV News
January 1, 2005 - January 1, 2009Hypokhagne preparatory class, Science Po Paris
January 1, 2003 - January 1, 2004Bachelor's degree in Literature
January 11, 2030 - June 1, 2003Industry Experience
Media & Entertainment, Professional Services, Software & Internet, Telecommunications
Skills
Experience Level
Expert
Expert
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