Hong Bui

Hong Bui serves as Chief Product/Technical Officer at Top Hat. Top Hat operates in the information technology & services sector with approximately 480.0 employees. The company is headquartered in Laguna Beach, California. Top Hat generates annual revenue of 85000000.0. To date, Top Hat has raised 225000000.0 in total funding, with the most recent round being Series E.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 2 executives at Top Hat.
• • 13,743 executive contacts are available in California.
• • Our database includes 201,469 c suite-level executives.

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Maggie Leen Chief Executive Officer at Top Hat

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Marvin Jo CTO at 위블링

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Robert Kim CEO, North America at 당근마켓

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

How do I reach Hong Bui directly?

Hong Bui's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Product/Technical Officer at Top Hat. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Hong Bui work for?

Hong Bui is Chief Product/Technical Officer at Top Hat, a company in the information technology & services sector with 480.0 employees. The company is based in Laguna Beach, California.

Can I pitch or sell to Hong Bui?

As Chief Product/Technical Officer at Top Hat, Hong Bui is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Hong Bui directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Hong Bui in?

Hong Bui works in the information technology & services industry as Chief Product/Technical Officer at Top Hat. MessageCEO provides verified contact information for executives across all major industries.

Is Hong Bui's contact information verified?

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

Last updated: May 12, 2026