Gregg Ontiveros

Gregg Ontiveros serves as CEO at Group O. Group O operates in the management consulting sector with approximately 630.0 employees. The company is headquartered in Davenport, Iowa. Group O generates annual revenue of 559000000.0.

Industry & Role Insights

• • MessageCEO tracks 4,943 executives in the management consulting sector.
• • We have verified contacts for 2 executives at Group O.
• • 357 executive contacts are available in Iowa.
• • Our database includes 201,469 c suite-level executives.

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Kevin Kotecki Chief Executive Officer at Group O

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Ian Plant Founding Principal / CEO at 1

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Ray Black CEO UK at 1000Steps-Corporate Sales Modelling

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Ashish Malik Chief Executive Officer at 108 ideaspace inc.

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Manuel Cordon Perez CEO y fundador at 10Code Software Design

Outreach Guidance — management consulting Sector

Executives like Gregg Ontiveros in the management consulting sector receive targeted outreach from sales teams, recruiters, and investors. To stand out, personalize your message with industry-specific context and a clear, specific value proposition relevant to their role at Group O.

Gregg Ontiveros's Position in the MessageCEO Database

• •Gregg Ontiveros is 1 of 2 verified executive contacts we track at Group O.
• •4,842 verified executive contacts in management consulting are in the MessageCEO database.
• •343 verified executive contacts in Iowa are in the database.
• •15 verified contacts work at management consulting companies in the 630.0 employee range (same size as Group O).

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 We do not publish personal addresses or sensitive identifiers.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 Gregg Ontiveros directly?

Gregg Ontiveros's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO at Group O. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Gregg Ontiveros work for?

Gregg Ontiveros is CEO at Group O, a company in the management consulting sector with 630.0 employees. The company is based in Davenport, Iowa.

Can I pitch or sell to Gregg Ontiveros?

As CEO at Group O, Gregg Ontiveros is a key decision-maker in the management consulting sector. MessageCEO Pro gives you verified email to reach Gregg Ontiveros directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Gregg Ontiveros in?

Gregg Ontiveros works in the management consulting industry as CEO at Group O. MessageCEO provides verified contact information for executives across all major industries.

Is Gregg Ontiveros's contact information verified?

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

Last updated: June 26, 2026