John Tonielli

John Tonielli serves as Global Head of Trading & Asset Operations, COO Hartree Holdings at Hartree Partners. Hartree Partners operates in the oil & energy sector with approximately 880.0 employees. The company is headquartered in New York, New York. Hartree Partners generates annual revenue of 300000000.0. To date, Hartree Partners has raised 4762300000.0 in total funding, with the most recent round being Debt Financing.

Industry & Role Insights

• • MessageCEO tracks 1,687 executives in the oil & energy sector.
• • We have verified contacts for 3 executives at Hartree Partners.
• • 6,952 executive contacts are available in New York.
• • Our database includes 201,469 c suite-level executives.

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Celine Courtial Chief Operating Officer of Vertree at Hartree Partners

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Noel Longden Chief Executive Officer, Hartree Natural Gas Storage Holdings LLC at Hartree Partners

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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

Outreach Guidance — oil & energy Sector

Executives like John Tonielli 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 Hartree Partners.

John Tonielli's Position in the MessageCEO Database

• •John Tonielli is 1 of 3 verified executive contacts we track at Hartree Partners.
• •1,579 verified executive contacts in oil & energy are in the MessageCEO database.
• •6,778 verified executive contacts in New York are in the database.
• •5 verified contacts work at oil & energy companies in the 880.0 employee range (same size as Hartree Partners).

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 We do not publish personal addresses or sensitive identifiers.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 John Tonielli directly?

John Tonielli's verified email address is available to MessageCEO Pro subscribers. They currently serve as Global Head of Trading & Asset Operations, COO Hartree Holdings at Hartree Partners. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does John Tonielli work for?

John Tonielli is Global Head of Trading & Asset Operations, COO Hartree Holdings at Hartree Partners, a company in the oil & energy sector with 880.0 employees. The company is based in New York, New York.

Can I pitch or sell to John Tonielli?

As Global Head of Trading & Asset Operations, COO Hartree Holdings at Hartree Partners, John Tonielli is a key decision-maker in the oil & energy sector. MessageCEO Pro gives you verified email to reach John Tonielli directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is John Tonielli in?

John Tonielli works in the oil & energy industry as Global Head of Trading & Asset Operations, COO Hartree Holdings at Hartree Partners. MessageCEO provides verified contact information for executives across all major industries.

Is John Tonielli's contact information verified?

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

Last updated: July 22, 2026