Charles Rutstein

Charles Rutstein serves as Chairman and CEO at OpenSignal. OpenSignal operates in the telecommunications sector with approximately 290.0 employees. OpenSignal generates annual revenue of 13399000.0. To date, OpenSignal has raised 13300000.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 3,242 executives in the telecommunications sector.
• • We have verified contacts for 2 executives at OpenSignal.
• • Our database includes 201,469 c suite-level executives.

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IM

Iain Murray CTO at OpenSignal

GH

Geoffrey Head Chief Sales & Marketing Officer | Telecom Industry Specialist at 10T Tech Limited

MB

Mallory Bastionell CMO, Converge360 (Enterprise Tech, Education, Security & Safety), a division of 1105 Media at 1105 Media

RK

Rajeev Kapur President and CEO at 1105 Media

EL

Erik Lindgren Chief Technology Officer at 1105 Media

Outreach Guidance — telecommunications Sector

Executives like Charles Rutstein in the telecommunications 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 OpenSignal.

Charles Rutstein's Position in the MessageCEO Database

• •Charles Rutstein is 1 of 2 verified executive contacts we track at OpenSignal.
• •3,110 verified executive contacts in telecommunications are in the MessageCEO database.
• •30 verified contacts work at telecommunications companies in the 290.0 employee range (same size as OpenSignal).

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 We do not publish personal addresses or sensitive identifiers.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 Charles Rutstein directly?

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

What company does Charles Rutstein work for?

Charles Rutstein is Chairman and CEO at OpenSignal, a company in the telecommunications sector with 290.0 employees.

Can I pitch or sell to Charles Rutstein?

As Chairman and CEO at OpenSignal, Charles Rutstein is a key decision-maker in the telecommunications sector. MessageCEO Pro gives you verified email to reach Charles Rutstein directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Charles Rutstein in?

Charles Rutstein works in the telecommunications industry as Chairman and CEO at OpenSignal. MessageCEO provides verified contact information for executives across all major industries.

Is Charles Rutstein's contact information verified?

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

Last updated: July 24, 2026