Zack Temtem

Zack Temtem serves as Chief Operating Officer at Open Startup. Open Startup operates in the nonprofit organization management sector with approximately 52.0 employees. The company is headquartered in Tunis, Tunis.

Industry & Role Insights

• • MessageCEO tracks 5,752 executives in the nonprofit organization management sector.
• • 49 executive contacts are available in Tunis.
• • Our database includes 201,469 c suite-level executives.

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Kadidia Cooper Chief Financial & Operations Officer at 10,000 Degrees

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Julien Ancele Directeur général / CEO at 1001fontaines

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Louis Negron Executive Director & Chief Operating Officer at 100 Black Men of Atlanta, Inc.

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Karina Guy Chief Executive Officer at 100 Companies that Care

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Dom Wood Chief Executive Officer at 1625 Independent People

Outreach Guidance — nonprofit organization management Sector

Executives like Zack Temtem in the nonprofit organization management 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 Open Startup.

Zack Temtem's Position in the MessageCEO Database

• •Zack Temtem is 1 of 1 verified executive contact we track at Open Startup.
• •5,654 verified executive contacts in nonprofit organization management are in the MessageCEO database.
• •49 verified executive contacts in Tunis are in the database.
• •44 verified contacts work at nonprofit organization management companies in the 52.0 employee range (same size as Open Startup).

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 We do not publish personal addresses or sensitive identifiers.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 Zack Temtem directly?

Zack Temtem's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Operating Officer at Open Startup. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Zack Temtem work for?

Zack Temtem is Chief Operating Officer at Open Startup, a company in the nonprofit organization management sector with 52.0 employees. The company is based in Tunis, Tunis.

Can I pitch or sell to Zack Temtem?

As Chief Operating Officer at Open Startup, Zack Temtem is a key decision-maker in the nonprofit organization management sector. MessageCEO Pro gives you verified email to reach Zack Temtem directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Zack Temtem in?

Zack Temtem works in the nonprofit organization management industry as Chief Operating Officer at Open Startup. MessageCEO provides verified contact information for executives across all major industries.

Is Zack Temtem's contact information verified?

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

Last updated: July 24, 2026