Martin Gammeltoft

Martin Gammeltoft serves as Chief Business Officer at Activity Stream. Activity Stream operates in the information technology & services sector with approximately 35.0 employees. The company is headquartered in Copenhagen, Capital Region of Denmark. Activity Stream generates annual revenue of 5000000.0. To date, Activity Stream has raised 15600000.0 in total funding, with the most recent round being Venture (Round not Specified).

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 2 executives at Activity Stream.
• • 947 executive contacts are available in Capital Region of Denmark.
• • Our database includes 201,469 c suite-level executives.

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Kristin Magnusdottir COO at Activity Stream

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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)

Outreach Guidance — information technology & services Sector

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

Martin Gammeltoft's Position in the MessageCEO Database

• •Martin Gammeltoft is 1 of 2 verified executive contacts we track at Activity Stream.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •942 verified executive contacts in Capital Region of Denmark are in the database.
• •617 verified contacts work at information technology & services companies in the 35.0 employee range (same size as Activity Stream).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach Martin Gammeltoft directly?

Martin Gammeltoft's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Business Officer at Activity Stream. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Martin Gammeltoft work for?

Martin Gammeltoft is Chief Business Officer at Activity Stream, a company in the information technology & services sector with 35.0 employees. The company is based in Copenhagen, Capital Region of Denmark.

Can I pitch or sell to Martin Gammeltoft?

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

What industry is Martin Gammeltoft in?

Martin Gammeltoft works in the information technology & services industry as Chief Business Officer at Activity Stream. MessageCEO provides verified contact information for executives across all major industries.

Is Martin Gammeltoft's contact information verified?

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

Last updated: May 26, 2026