Hilleary Plummer

Hilleary Plummer serves as Chief Operating Officer (COO) at Kirschbaum. Kirschbaum operates in the information technology & services sector with approximately 35.0 employees. The company is headquartered in Boston, Massachusetts.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • 3,781 executive contacts are available in Massachusetts.
• • Our database includes 201,469 c suite-level executives.

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Outreach Guidance — information technology & services Sector

Technology executives make decisions on infrastructure, tooling, and partnerships. When reaching out to Hilleary Plummer, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.

Hilleary Plummer's Position in the MessageCEO Database

• •Hilleary Plummer is 1 of 1 verified executive contact we track at Kirschbaum.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •3,577 verified executive contacts in Massachusetts are in the database.
• •617 verified contacts work at information technology & services companies in the 35.0 employee range (same size as Kirschbaum).

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 We do not publish personal addresses or sensitive identifiers.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 Hilleary Plummer directly?

Hilleary Plummer's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Operating Officer (COO) at Kirschbaum. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Hilleary Plummer work for?

Hilleary Plummer is Chief Operating Officer (COO) at Kirschbaum, a company in the information technology & services sector with 35.0 employees. The company is based in Boston, Massachusetts.

Can I pitch or sell to Hilleary Plummer?

As Chief Operating Officer (COO) at Kirschbaum, Hilleary Plummer is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Hilleary Plummer directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Hilleary Plummer in?

Hilleary Plummer works in the information technology & services industry as Chief Operating Officer (COO) at Kirschbaum. MessageCEO provides verified contact information for executives across all major industries.

Is Hilleary Plummer's contact information verified?

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

Last updated: July 23, 2026