John Wowern

John Wowern serves as CEO & Partner at Enstar AB. Enstar AB operates in the renewables & environment sector with approximately 49.0 employees. The company is headquartered in Stockholm, Stockholm County.

Industry & Role Insights

• • MessageCEO tracks 1,361 executives in the renewables & environment sector.
• • 2,710 executive contacts are available in Stockholm County.
• • Our database includes 201,468 c suite-level executives.

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energy management energy systems project management geothermal energy solar energy renewable energy services for renewable energy sustainable energy renewable energy solutions energy optimization property development energy efficiency green building energy audits custom energy solutions energy saving projects energy consulting carbon footprint reduction environmental impact energy performance cost savings building management hvac systems batteries energy controllers facility management aftermarket services monitoring & maintenance retrofit projects environmental sustainability smart buildings construction management total delivery reduced emissions climate action energy planning investment in sustainability smart energy systems proactive partnerships technical services energy assessments renewable energy technologies service & maintenance energy production project execution local energy solutions long-term energy strategies flexibility services energy declaration energy design oil & energy productivity clean energy & technology environmental services renewables & environment sustainability hardware

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Barbara Wittenberg CTO at 1KOMMA5°

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Heino Cumpanas Chief Executive Officer (CEO) 1KOMMA5° - Ingolstadt/Landshut GmbH at 1KOMMA5°

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Joana Glaum Brand Marketing Manager & PA to the CEO at 1KOMMA5°

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Sophia Rodiger Chief Marketing Officer DACH at 1KOMMA5°

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Jake Kilgore Chief Executive Officer at 1Solar

Outreach Guidance — renewables & environment Sector

Executives like John Wowern in the renewables & environment 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 Enstar AB.

John Wowern's Position in the MessageCEO Database

• •John Wowern is 1 of 1 verified executive contact we track at Enstar AB.
• •1,337 verified executive contacts in renewables & environment are in the MessageCEO database.
• •2,690 verified executive contacts in Stockholm County are in the database.
• •10 verified contacts work at renewables & environment companies in the 49.0 employee range (same size as Enstar AB).

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 Wowern directly?

John Wowern's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO & Partner at Enstar AB. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does John Wowern work for?

John Wowern is CEO & Partner at Enstar AB, a company in the renewables & environment sector with 49.0 employees. The company is based in Stockholm, Stockholm County.

Can I pitch or sell to John Wowern?

As CEO & Partner at Enstar AB, John Wowern is a key decision-maker in the renewables & environment sector. MessageCEO Pro gives you verified email to reach John Wowern directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is John Wowern in?

John Wowern works in the renewables & environment industry as CEO & Partner at Enstar AB. MessageCEO provides verified contact information for executives across all major industries.

Is John Wowern's contact information verified?

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

Last updated: July 27, 2026