Sebastian Østfeldt in

Sebastian Østfeldt

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Managing Consultant - Advisors & Consulting Services, Marketing at Mastercard
📍 Frederiksberg Municipality, Capital Region of Denmark, Denmark

Sebastian is a Managing Consultant at Mastercard with over 15 years of marketing experience spanning agency and client-side roles. Educated at Copenhagen Business School and Harvard, he has a strong background in leadership, having helped guide Carat to a nomination for Denmarks best media agency. Colleagues describe him as energetic, proactive, and curious.

He has international experience, including three years working abroad in Australia. His professional history in the gaming industry with Ubisoft suggests a personal passion for esports. Sebastian recently shared posts about being on paternity leave, indicating a strong focus on his family and new daughter.

He won an award for "Best use of YouTube" for a creative campaign promoting the video game Far Cry.

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Experience
23 Years
Current Role
Managing Consultant - Advisors & Consulting Services, Marketing
Job Level
Senior
Location
Frederiksberg Municipality, Capital Region of Denmark, Denmark
Personality Overview

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Communication Style
Decision Approach
Work Preference

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Priorities

Topics Sebastian cares about

Marketing Leadership
Has over seven years of management experience and is motivated by setting the direction and developing others.
Esports & Gaming
Managed esports titles for Ubisoft in Australia & New Zealand and won an award for a video game campaign.
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Career

Work history

6-2025
Managing Consultant - Advisors & Consulting Services, Marketing
Mastercard
11-2023 - 8-2024
Marketing Manager
DFDS
4-2022 - 5-2023
Business Partner
Carat Denmark
1-2020 - 4-2022
Client Director
Carat Denmark
5-2018 - 10-2019
Esports & Brand Manager
Ubisoft
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2008 - 2010
Ca
Copenhagen Business School
2009 - 2009
Graduate
Harvard University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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