Sebastien Crosnier

Sebastien Crosnier

Director Online Marketing & Business Development at Maydream
New York, United States


I possess a strong background in digital communication along with consistent experiences in communication and media agencies.
Digital strategies establishment: management and production of digital contents (websites, social networks, special web site event managements, blogs, e-advertising, video pages, etc.) and strategic coordination.
Throughout my career, I have developed my knowledge and skills in brand strategy especially in the digital. I have worked on a wide range of brands and branding issues with big companies.

/ Excellent communication and management skills.
/ Experienced project and team leader (using Slack, Zeplin, Jira)
/ Digital skills on both editorial content and brand manager.
/ Excellent negotiation skills.
/ Good knowledge of Web marketing (digital brand management ; social media management ; SEO ; SEA...) - Strategic planning and communication media - Web and mobile ergonomics.
/ Design skills (US design, Responsive design) - Graphic Culture web and medias (Sketch, Photoshop, Lightroom).

  • French - Native
  • English - Pro
  • Spanish - Basic


Director Online Marketing & Business Development
New York, United States
September 2013 - Present (4 years 4 months)
Define, develop and execute the digital strategy to drive business growth while maintaining the brand positioning in the dynamic advertising industry. I am in charge of developing and complete marketing projects according to the Adforum's goals and values.
Lead coordination of AdForum marketing activities with global regions (US, Europe):
- Collaborate closely with Management leadership based in France to evolve and optimize the digital marketing strategies and tactics.
- Track growth and maintain analytics reports to provide up-to-date information to upper management and to execute a consistent brand strategy in US and Europe.
- Build effective teams, manage multiple projects, and supervise collaboration between teams in order to drive positive business growth.

Work closely with the Sales/Marketing team based in New York:
- to understand and develop AdForum’s business goals, identify key issues, analyze client needs and drive significant revenue.
- to imagine, design and develop a social media platform and many new services.
- to develop and craft positioning and strategy, creating compelling sales materials (presentations, etc.).


Master's degree Field Of Study Marketing/Marketing

ESC Grenoble
2001 - 2002 (1 year)
Memory : « Brands and Internet »

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