Angel Sierra Diaz

Angel Sierra Diaz serves as Chief Technology Officer (CTO) at Energy Solar Tech. Energy Solar Tech operates in the oil & energy sector with approximately 44.0 employees. The company is headquartered in Gijon, Asturias. To date, Energy Solar Tech has raised 7664625.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 1,687 executives in the oil & energy sector.
• • 20 executive contacts are available in Asturias.
• • Our database includes 201,469 c suite-level executives.

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Robert Clark Chairman & CEO at 3Bear Energy, LLC

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Euan Tait Chief Operating Officer at 3D at Depth

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Scott Restivo Chief Technology Officer at 3L Energy Solutions

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Matthew Spiller President & CEO at 700 Valve Supply, LLC

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Chris Forstik CEO at 7Compression

Outreach Guidance — oil & energy Sector

Executives like Angel Sierra Diaz in the oil & energy 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 Energy Solar Tech.

Angel Sierra Diaz's Position in the MessageCEO Database

• •Angel Sierra Diaz is 1 of 1 verified executive contact we track at Energy Solar Tech.
• •1,579 verified executive contacts in oil & energy are in the MessageCEO database.
• •20 verified executive contacts in Asturias are in the database.
• •15 verified contacts work at oil & energy companies in the 44.0 employee range (same size as Energy Solar Tech).

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 We do not publish personal addresses or sensitive identifiers.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 Angel Sierra Diaz directly?

Angel Sierra Diaz's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Technology Officer (CTO) at Energy Solar Tech. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Angel Sierra Diaz work for?

Angel Sierra Diaz is Chief Technology Officer (CTO) at Energy Solar Tech, a company in the oil & energy sector with 44.0 employees. The company is based in Gijon, Asturias.

Can I pitch or sell to Angel Sierra Diaz?

As Chief Technology Officer (CTO) at Energy Solar Tech, Angel Sierra Diaz is a key decision-maker in the oil & energy sector. MessageCEO Pro gives you verified email to reach Angel Sierra Diaz directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Angel Sierra Diaz in?

Angel Sierra Diaz works in the oil & energy industry as Chief Technology Officer (CTO) at Energy Solar Tech. MessageCEO provides verified contact information for executives across all major industries.

Is Angel Sierra Diaz's contact information verified?

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

Last updated: June 26, 2026