Jonathan Senior

Jonathan Senior serves as Chief Technology Officer at OpenGamma. OpenGamma operates in the financial services sector with approximately 86.0 employees. The company is headquartered in London, England. OpenGamma generates annual revenue of 4200000.0. To date, OpenGamma has raised 68463230.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 11,960 executives in the financial services sector.
• • We have verified contacts for 2 executives at OpenGamma.
• • 10,137 executive contacts are available in England.
• • Our database includes 201,469 c suite-level executives.

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Peter Rippon CEO at OpenGamma

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Il Choi Senior Executive Vice President and Chief Digital Officer at 리치앤코

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Jeff Sekinger Chief Executive Officer at 0 Percent

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Rehana Farrell Chief Executive Officer at 100 Women In Finance

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Kellan Brown Chief Operating Officer / Chief Development Officer at 100 Women In Finance

Outreach Guidance — financial services Sector

Financial services executives like Jonathan Senior prioritize security, compliance (SOC 2, SOX), and integration with existing systems. Reference industry-specific regulatory requirements and provide case studies from peer institutions.

Jonathan Senior's Position in the MessageCEO Database

• •Jonathan Senior is 1 of 2 verified executive contacts we track at OpenGamma.
• •11,735 verified executive contacts in financial services are in the MessageCEO database.
• •10,040 verified executive contacts in England are in the database.
• •41 verified contacts work at financial services companies in the 86.0 employee range (same size as OpenGamma).

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 We do not publish personal addresses or sensitive identifiers.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 Jonathan Senior directly?

Jonathan Senior's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Technology Officer at OpenGamma. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Jonathan Senior work for?

Jonathan Senior is Chief Technology Officer at OpenGamma, a company in the financial services sector with 86.0 employees. The company is based in London, England.

Can I pitch or sell to Jonathan Senior?

As Chief Technology Officer at OpenGamma, Jonathan Senior is a key decision-maker in the financial services sector. MessageCEO Pro gives you verified email to reach Jonathan Senior directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Jonathan Senior in?

Jonathan Senior works in the financial services industry as Chief Technology Officer at OpenGamma. MessageCEO provides verified contact information for executives across all major industries.

Is Jonathan Senior's contact information verified?

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

Last updated: July 24, 2026