Ton Romeyn

Ton Romeyn serves as CTO, partner at Grexx. Grexx operates in the information technology & services sector with approximately 31.0 employees. The company is headquartered in Amsterdam, North Holland.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 3 executives at Grexx.
• • 1,041 executive contacts are available in North Holland.
• • Our database includes 201,469 c suite-level executives.

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PH

Pieter Hufen CEO at Grexx

BL

Bart Laarhoven Chief Technology Officer at Grexx

MJ

Marvin Jo CTO at 위블링

RK

Robert Kim CEO, North America at 당근마켓

KL

Kyung Lim CTO at 인터파크

Outreach Guidance — information technology & services Sector

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

Ton Romeyn's Position in the MessageCEO Database

• •Ton Romeyn is 1 of 3 verified executive contacts we track at Grexx.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •1,033 verified executive contacts in North Holland are in the database.
• •748 verified contacts work at information technology & services companies in the 31.0 employee range (same size as Grexx).

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 We do not publish personal addresses or sensitive identifiers.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 Ton Romeyn directly?

Ton Romeyn's verified email address is available to MessageCEO Pro subscribers. They currently serve as CTO, partner at Grexx. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Ton Romeyn work for?

Ton Romeyn is CTO, partner at Grexx, a company in the information technology & services sector with 31.0 employees. The company is based in Amsterdam, North Holland.

Can I pitch or sell to Ton Romeyn?

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

What industry is Ton Romeyn in?

Ton Romeyn works in the information technology & services industry as CTO, partner at Grexx. MessageCEO provides verified contact information for executives across all major industries.

Is Ton Romeyn's contact information verified?

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

Last updated: June 26, 2026