Antti Siivonen

Antti Siivonen serves as CEO at Suomi Communications Oy. Suomi Communications Oy operates in the telecommunications sector with approximately 18.0 employees. The company is headquartered in Espoo.

Industry & Role Insights

• • MessageCEO tracks 3,242 executives in the telecommunications sector.
• • Our database includes 201,468 c suite-level executives.

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GH

Geoffrey Head Chief Sales & Marketing Officer | Telecom Industry Specialist at 10T Tech Limited

MB

Mallory Bastionell CMO, Converge360 (Enterprise Tech, Education, Security & Safety), a division of 1105 Media at 1105 Media

RK

Rajeev Kapur President and CEO at 1105 Media

EL

Erik Lindgren Chief Technology Officer at 1105 Media

NV

Neal Vitale CEO at 1105 Media

Outreach Guidance — telecommunications Sector

Executives like Antti Siivonen in the telecommunications 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 Suomi Communications Oy.

Antti Siivonen's Position in the MessageCEO Database

• •Antti Siivonen is 1 of 1 verified executive contact we track at Suomi Communications Oy.
• •3,110 verified executive contacts in telecommunications are in the MessageCEO database.
• •5 verified contacts work at telecommunications companies in the 18.0 employee range (same size as Suomi Communications Oy).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach Antti Siivonen directly?

Antti Siivonen's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO at Suomi Communications Oy. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Antti Siivonen work for?

Antti Siivonen is CEO at Suomi Communications Oy, a company in the telecommunications sector with 18.0 employees. The company is based in Espoo.

Can I pitch or sell to Antti Siivonen?

As CEO at Suomi Communications Oy, Antti Siivonen is a key decision-maker in the telecommunications sector. MessageCEO Pro gives you verified email to reach Antti Siivonen directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Antti Siivonen in?

Antti Siivonen works in the telecommunications industry as CEO at Suomi Communications Oy. MessageCEO provides verified contact information for executives across all major industries.

Is Antti Siivonen's contact information verified?

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

Last updated: August 10, 2026