Jeffrey Grubb

Jeffrey Grubb serves as Chief Operating Officer at Five nines. Five nines operates in the information technology & services sector with approximately 160.0 employees. The company is headquartered in Dallas, Texas. Five nines generates annual revenue of 16789000.0.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 2 executives at Five nines.
• • 6,856 executive contacts are available in Texas.
• • Our database includes 201,469 c suite-level executives.

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Blaine Kahle Chief Technology Officer at Five nines

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

Jeffrey Grubb's Position in the MessageCEO Database

• •Jeffrey Grubb is 1 of 2 verified executive contacts we track at Five nines.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •6,405 verified executive contacts in Texas are in the database.
• •641 verified contacts work at information technology & services companies in the 160.0 employee range (same size as Five nines).

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 We do not publish personal addresses or sensitive identifiers.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 Jeffrey Grubb directly?

Jeffrey Grubb's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Operating Officer at Five nines. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Jeffrey Grubb work for?

Jeffrey Grubb is Chief Operating Officer at Five nines, a company in the information technology & services sector with 160.0 employees. The company is based in Dallas, Texas.

Can I pitch or sell to Jeffrey Grubb?

As Chief Operating Officer at Five nines, Jeffrey Grubb is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Jeffrey Grubb directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Jeffrey Grubb in?

Jeffrey Grubb works in the information technology & services industry as Chief Operating Officer at Five nines. MessageCEO provides verified contact information for executives across all major industries.

Is Jeffrey Grubb's contact information verified?

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

Last updated: June 26, 2026