John Giesser

John Giesser serves as COO at Dewey Square Group. Dewey Square Group operates in the public relations & communications sector with approximately 110.0 employees. The company is headquartered in Newton, Massachusetts. Dewey Square Group generates annual revenue of 5630000.0.

Industry & Role Insights

• • MessageCEO tracks 844 executives in the public relations & communications sector.
• • 3,781 executive contacts are available in Massachusetts.
• • Our database includes 201,465 c suite-level executives.

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Susan Thomas CEO at 10Fold Communications

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Tim Burch CEO at 10Fold Communications

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Romain Grandjean CEO at 35°Nord

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Laura Tomasetti CEO at 360PRplus

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Katarzyna Zycinska CEO at 38 Content Communication

Outreach Guidance — public relations & communications Sector

Executives like John Giesser in the public relations & communications 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 Dewey Square Group.

John Giesser's Position in the MessageCEO Database

• •John Giesser is 1 of 1 verified executive contact we track at Dewey Square Group.
• •837 verified executive contacts in public relations & communications are in the MessageCEO database.
• •3,577 verified executive contacts in Massachusetts are in the database.
• •17 verified contacts work at public relations & communications companies in the 110.0 employee range (same size as Dewey Square Group).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach John Giesser directly?

John Giesser's verified email address is available to MessageCEO Pro subscribers. They currently serve as COO at Dewey Square Group. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does John Giesser work for?

John Giesser is COO at Dewey Square Group, a company in the public relations & communications sector with 110.0 employees. The company is based in Newton, Massachusetts.

Can I pitch or sell to John Giesser?

As COO at Dewey Square Group, John Giesser is a key decision-maker in the public relations & communications sector. MessageCEO Pro gives you verified email to reach John Giesser directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is John Giesser in?

John Giesser works in the public relations & communications industry as COO at Dewey Square Group. MessageCEO provides verified contact information for executives across all major industries.

Is John Giesser's contact information verified?

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

Last updated: October 26, 2026