Mario Speck

Mario Speck serves as CTO at 42watt. 42watt operates in the construction sector with approximately 49.0 employees. The company is headquartered in Berlin, Berlin.

Industry & Role Insights

• • MessageCEO tracks 3,496 executives in the construction sector.
• • 1,259 executive contacts are available in Berlin.
• • Our database includes 201,469 c suite-level executives.

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Nilla Ruggiero Chief Technology Officer at 011h

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Fred Grove Chief Executive Officer at 123 Exteriors, Inc

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Joe Stackhouse Chief Executive Officer at 1-800 Hansons, LLC

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Benjamin Simon Chief Technical Officer at 1800Remodel.com

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Steve Sorkin CEO at 24 Restore, A Cotton Company at 24 Restore

Outreach Guidance — construction Sector

Executives like Mario Speck in the construction 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 42watt.

Mario Speck's Position in the MessageCEO Database

• •Mario Speck is 1 of 1 verified executive contact we track at 42watt.
• •3,191 verified executive contacts in construction are in the MessageCEO database.
• •1,253 verified executive contacts in Berlin are in the database.
• •30 verified contacts work at construction companies in the 49.0 employee range (same size as 42watt).

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 We do not publish personal addresses or sensitive identifiers.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 Mario Speck directly?

Mario Speck's verified email address is available to MessageCEO Pro subscribers. They currently serve as CTO at 42watt. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Mario Speck work for?

Mario Speck is CTO at 42watt, a company in the construction sector with 49.0 employees. The company is based in Berlin, Berlin.

Can I pitch or sell to Mario Speck?

As CTO at 42watt, Mario Speck is a key decision-maker in the construction sector. MessageCEO Pro gives you verified email to reach Mario Speck directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Mario Speck in?

Mario Speck works in the construction industry as CTO at 42watt. MessageCEO provides verified contact information for executives across all major industries.

Is Mario Speck's contact information verified?

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

Last updated: May 30, 2026