Sebastian

Sebastian serves as Chief Operating Officer at Arweave. Arweave operates in the information technology & services sector with approximately 50.0 employees. The company is headquartered in Berlin, Berlin. Arweave generates annual revenue of 1000000.0. To date, Arweave has raised 13300000.0 in total funding, with the most recent round being Seed.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • 1,259 executive contacts are available in Berlin.
• • Our database includes 201,464 c suite-level executives.

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Marvin Jo CTO at 위블링

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Robert Kim CEO, North America at 당근마켓

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Kyung Lim CTO at 인터파크

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Alex Ryu Chief Operating Officer, Supply Chain Solutions Group at 동양시스템즈(주)

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Wonho Kang 라포테이블(팔도감) | CEO · Product Lead at 라포랩스(퀸잇)

Outreach Guidance — information technology & services Sector

Technology executives make decisions on infrastructure, tooling, and partnerships. When reaching out to Sebastian, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.

Sebastian's Position in the MessageCEO Database

• •Sebastian is 1 of 1 verified executive contact we track at Arweave.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •1,253 verified executive contacts in Berlin are in the database.
• •478 verified contacts work at information technology & services companies in the 50.0 employee range (same size as Arweave).

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 We do not publish personal addresses or sensitive identifiers.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 November 2026.

How do I reach Sebastian directly?

Sebastian's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Operating Officer at Arweave. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Sebastian work for?

Sebastian is Chief Operating Officer at Arweave, a company in the information technology & services sector with 50.0 employees. The company is based in Berlin, Berlin.

Can I pitch or sell to Sebastian?

As Chief Operating Officer at Arweave, Sebastian is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Sebastian directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Sebastian in?

Sebastian works in the information technology & services industry as Chief Operating Officer at Arweave. MessageCEO provides verified contact information for executives across all major industries.

Is Sebastian's contact information verified?

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

Last updated: November 7, 2026