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We advise companies and investors on growth, efficiency, and strategic transformation across markets and industries. With a hands-on, senior-led approach, we work closely with leadership teams to turn strategy into measurable impact.
Dorothee Seedorf
Former Zalando CMO, Project A CMO and Managing Director
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20+ years leading growth, transformation, and strategic change across global consumer and digital businesses
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Expertise spanning digital growth, M&A advisory, data infrastructure, and operating model design
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Trusted partner to founders, executive teams, and investors in complex scaling phases
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References include Disney+, Universal Music, Footasylum, The Body Shop
Inna Leitner
Former Project A Senior Performance Marketing Manager, MYCX Head of SEA, Ergolutions CMO
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12+ years building and scaling performance-driven growth systems for e-commerce brands
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Specialist in marketing strategy, measurement frameworks, and operational growth execution
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Combines strategic thinking with hands-on implementation across channels and teams
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References include Ergolutions, Sterntaler, Ravensberger Matratzen
Strategy Development & Transformation
Growth, Marketing &
Data
Senior-led advisory, extended by best-in-class expertise network
Beyond our core advisory work, we collaborate with a trusted, best-in-class network of senior experts across strategy, operations, technology, finance, and international markets. This allows us to assemble tailored teams based on our clients’ specific needs from due diligence and transformation programs to market entry and scaling initiatives. All partners in our network share our standards for excellence, discretion, and impact, ensuring seamless collaboration and consistently high-quality outcomes.
Growth & Marketing
Sales & Revenue
Data & Insights
Product & Experience
Operational Enablement
Press
From Zalando to 40+ scaleups – Join us for a true Marketing Mastery! In this episode of The Partner Marketing Podcast, Matthias welcomes one of Europe’s most accomplished marketing minds: Dorothee Seedorf, founder of OM3 Consult and former CMO at Project A.
A Modern Marketing Masterclass by Dorothee Seedorf
