Leo Barrientos

Leo Barrientos serves as Chief Technology Officer at Open Sistemas. Open Sistemas operates in the information technology & services sector with approximately 190.0 employees. The company is headquartered in Madrid, Community of Madrid. Open Sistemas generates annual revenue of 16200000.0.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 3 executives at Open Sistemas.
• • 2,039 executive contacts are available in Community of Madrid.
• • Our database includes 201,469 c suite-level executives.

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LF

Luis Flores Chief Executive Officer at Open Sistemas

DG

David Gonzalez Chief Technology Officer at Open Sistemas

MJ

Marvin Jo CTO at 위블링

RK

Robert Kim CEO, North America at 당근마켓

KL

Kyung Lim CTO at 인터파크

Outreach Guidance — information technology & services Sector

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

Leo Barrientos's Position in the MessageCEO Database

• •Leo Barrientos is 1 of 3 verified executive contacts we track at Open Sistemas.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •2,023 verified executive contacts in Community of Madrid are in the database.
• •480 verified contacts work at information technology & services companies in the 190.0 employee range (same size as Open Sistemas).

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 We do not publish personal addresses or sensitive identifiers.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 June 2026.

How do I reach Leo Barrientos directly?

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

What company does Leo Barrientos work for?

Leo Barrientos is Chief Technology Officer at Open Sistemas, a company in the information technology & services sector with 190.0 employees. The company is based in Madrid, Community of Madrid.

Can I pitch or sell to Leo Barrientos?

As Chief Technology Officer at Open Sistemas, Leo Barrientos is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Leo Barrientos directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Leo Barrientos in?

Leo Barrientos works in the information technology & services industry as Chief Technology Officer at Open Sistemas. MessageCEO provides verified contact information for executives across all major industries.

Is Leo Barrientos's contact information verified?

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

Last updated: June 24, 2026