Alex Castner

Alex Castner serves as CTO at threshold.world. threshold.world operates in the information technology & services sector with approximately 30.0 employees. The company is headquartered in Philadelphia, Pennsylvania.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 4 executives at threshold.world.
• • 2,637 executive contacts are available in Pennsylvania.
• • Our database includes 201,469 c suite-level executives.

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Beatriz Muniz Chief Marketing Officer at threshold.world

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Dan Lammot CEO at threshold.world

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Carmen Lamoutte Chief Operating Officer at threshold.world

Outreach Guidance — information technology & services Sector

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

Alex Castner's Position in the MessageCEO Database

• •Alex Castner is 1 of 4 verified executive contacts we track at threshold.world.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •2,484 verified executive contacts in Pennsylvania are in the database.
• •806 verified contacts work at information technology & services companies in the 30.0 employee range (same size as threshold.world).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach Alex Castner directly?

Alex Castner's verified email address is available to MessageCEO Pro subscribers. They currently serve as CTO at threshold.world. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Alex Castner work for?

Alex Castner is CTO at threshold.world, a company in the information technology & services sector with 30.0 employees. The company is based in Philadelphia, Pennsylvania.

Can I pitch or sell to Alex Castner?

As CTO at threshold.world, Alex Castner is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Alex Castner directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Alex Castner in?

Alex Castner works in the information technology & services industry as CTO at threshold.world. MessageCEO provides verified contact information for executives across all major industries.

Is Alex Castner's contact information verified?

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

Last updated: June 25, 2026