Mario Fedelin

Mario Fedelin serves as CEO at Changeist. Changeist operates in the civic & social organization sector with approximately 34.0 employees. The company is headquartered in Los Angeles, California.

Industry & Role Insights

• • MessageCEO tracks 955 executives in the civic & social organization sector.
• • 13,743 executive contacts are available in California.
• • Our database includes 201,468 c suite-level executives.

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Paul Marnix Chief Executive Officer at 21 | Croix-Rouge française

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Carl Bem Chief Executive Officer at 2-3 Degrees

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Vanessa Freytag CEO at 4C for Children

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Kristina Gent CEO & Managing Partner at 6° Networking

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Seth Pinsky Chief Executive Officer at 92nd Street Y

Outreach Guidance — civic & social organization Sector

Executives like Mario Fedelin in the civic & social organization 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 Changeist.

Mario Fedelin's Position in the MessageCEO Database

• •Mario Fedelin is 1 of 1 verified executive contact we track at Changeist.
• •938 verified executive contacts in civic & social organization are in the MessageCEO database.
• •12,901 verified executive contacts in California are in the database.
• •7 verified contacts work at civic & social organization companies in the 34.0 employee range (same size as Changeist).

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 We do not publish personal addresses or sensitive identifiers.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 Mario Fedelin directly?

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

What company does Mario Fedelin work for?

Mario Fedelin is CEO at Changeist, a company in the civic & social organization sector with 34.0 employees. The company is based in Los Angeles, California.

Can I pitch or sell to Mario Fedelin?

As CEO at Changeist, Mario Fedelin is a key decision-maker in the civic & social organization sector. MessageCEO Pro gives you verified email to reach Mario Fedelin directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Mario Fedelin in?

Mario Fedelin works in the civic & social organization industry as CEO at Changeist. MessageCEO provides verified contact information for executives across all major industries.

Is Mario Fedelin's contact information verified?

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

Last updated: July 27, 2026