Onur Yerlikaya

Onur Yerlikaya serves as Group CTO at Testinium. Testinium operates in the information technology & services sector with approximately 510.0 employees. The company is headquartered in Istanbul, Istanbul. Testinium generates annual revenue of 10000000.0.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 2 executives at Testinium.
• • 1,026 executive contacts are available in Istanbul.
• • Our database includes 201,469 c suite-level executives.

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OE

Onur Erdogan Deputy CEO at Testinium

MJ

Marvin Jo CTO at 위블링

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Robert Kim CEO, North America at 당근마켓

KL

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 Onur Yerlikaya, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.

Onur Yerlikaya's Position in the MessageCEO Database

• •Onur Yerlikaya is 1 of 2 verified executive contacts we track at Testinium.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •1,019 verified executive contacts in Istanbul are in the database.
• •125 verified contacts work at information technology & services companies in the 510.0 employee range (same size as Testinium).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach Onur Yerlikaya directly?

Onur Yerlikaya's verified email address is available to MessageCEO Pro subscribers. They currently serve as Group CTO at Testinium. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Onur Yerlikaya work for?

Onur Yerlikaya is Group CTO at Testinium, a company in the information technology & services sector with 510.0 employees. The company is based in Istanbul, Istanbul.

Can I pitch or sell to Onur Yerlikaya?

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

What industry is Onur Yerlikaya in?

Onur Yerlikaya works in the information technology & services industry as Group CTO at Testinium. MessageCEO provides verified contact information for executives across all major industries.

Is Onur Yerlikaya's contact information verified?

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

Last updated: July 16, 2026