Sebastian Membrez

Sebastian Membrez serves as CEO at Onno Plus. Onno Plus operates in the marketing & advertising sector with approximately 26.0 employees. The company is headquartered in Berlin, Berlin.

Industry & Role Insights

• • MessageCEO tracks 9,879 executives in the marketing & advertising sector.
• • 1,259 executive contacts are available in Berlin.
• • Our database includes 201,469 c suite-level executives.

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Jose Vivar Group CTO-CIO at 014 Media

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David Amoros CEO, Creative Director at 023. Think. Create. Produce.

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David Puig CEO, Creative Director at 023. Think. Create. Produce.

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Mike Davison Group CEO at 1000heads

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Emily Nicholson Chief Operating Officer at 100 Pound Social

Outreach Guidance — marketing & advertising Sector

Executives like Sebastian Membrez in the marketing & advertising sector receive targeted outreach from sales teams, recruiters, and investors. To stand out, personalize your message with industry-specific context and a clear, specific value proposition relevant to their role at Onno Plus.

Sebastian Membrez's Position in the MessageCEO Database

• •Sebastian Membrez is 1 of 1 verified executive contact we track at Onno Plus.
• •9,714 verified executive contacts in marketing & advertising are in the MessageCEO database.
• •1,253 verified executive contacts in Berlin are in the database.
• •232 verified contacts work at marketing & advertising companies in the 26.0 employee range (same size as Onno Plus).

Executive contact data compiled from public business filings, LinkedIn public profiles, company press materials, and verified outbound email testing. We do not publish personal addresses or sensitive identifiers. Methodology & sources · Removal requests handled at /remove-info · Updated July 2026.

How do I reach Sebastian Membrez directly?

Sebastian Membrez's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO at Onno Plus. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Sebastian Membrez work for?

Sebastian Membrez is CEO at Onno Plus, a company in the marketing & advertising sector with 26.0 employees. The company is based in Berlin, Berlin.

Can I pitch or sell to Sebastian Membrez?

As CEO at Onno Plus, Sebastian Membrez is a key decision-maker in the marketing & advertising sector. MessageCEO Pro gives you verified email to reach Sebastian Membrez directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Sebastian Membrez in?

Sebastian Membrez works in the marketing & advertising industry as CEO at Onno Plus. MessageCEO provides verified contact information for executives across all major industries.

Is Sebastian Membrez's contact information verified?

Yes. MessageCEO verifies executive contact information through multiple data sources and regular validation checks. Sebastian Membrez's profile is kept up-to-date with the latest available information.

Last updated: July 23, 2026