Michael Sieg

Michael Sieg serves as Group Chief Executive Officer at ThomasLloyd Group. ThomasLloyd Group operates in the environmental services sector with approximately 71.0 employees. The company is headquartered in Zuerich, Zurich. ThomasLloyd Group generates annual revenue of 35409000.0. To date, ThomasLloyd Group has raised 35300000.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 1,660 executives in the environmental services sector.
• • 1,552 executive contacts are available in Zurich.
• • Our database includes 201,469 c suite-level executives.

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Anna Rindefjell Chief Operating Officer & Brand Director at 2050

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Jannick Schmidt CTO (Chief Technology Officer) at 2-0 LCA

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Ryan Smith CEO at 360 Energy Liability Management Ltd.

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Bryce Watson Chief Technical Compliance Officer at 360 Energy Liability Management Ltd.

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Chris Gannon President and Chief Executive Officer at 374Water

Outreach Guidance — environmental services Sector

Executives like Michael Sieg in the environmental services 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 ThomasLloyd Group.

Michael Sieg's Position in the MessageCEO Database

• •Michael Sieg is 1 of 1 verified executive contact we track at ThomasLloyd Group.
• •1,626 verified executive contacts in environmental services are in the MessageCEO database.
• •1,533 verified executive contacts in Zurich are in the database.
• •9 verified contacts work at environmental services companies in the 71.0 employee range (same size as ThomasLloyd Group).

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 We do not publish personal addresses or sensitive identifiers.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 Michael Sieg directly?

Michael Sieg's verified email address is available to MessageCEO Pro subscribers. They currently serve as Group Chief Executive Officer at ThomasLloyd Group. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Michael Sieg work for?

Michael Sieg is Group Chief Executive Officer at ThomasLloyd Group, a company in the environmental services sector with 71.0 employees. The company is based in Zuerich, Zurich.

Can I pitch or sell to Michael Sieg?

As Group Chief Executive Officer at ThomasLloyd Group, Michael Sieg is a key decision-maker in the environmental services sector. MessageCEO Pro gives you verified email to reach Michael Sieg directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Michael Sieg in?

Michael Sieg works in the environmental services industry as Group Chief Executive Officer at ThomasLloyd Group. MessageCEO provides verified contact information for executives across all major industries.

Is Michael Sieg's contact information verified?

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

Last updated: June 22, 2026