![Alexandra Herger](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Alexandra Herger
Directeur/Membre du Conseil chez
PANORO ENERGY ASA
Fortune : 95 380 $ au 31/08/2026
Profil
Alexandra A. Herger is an Independent Non-Executive Director at Panoro Energy ASA since 2014.
Independent Director at Tortoise Sustainable & Social Impact Term Fund since 2017.
Independent Director at Tortoise Power & Energy Infrastructure, Inc., Tortoise Midstream Energy Fund, Inc, Tortoise Pipeline & Energy Fund Inc., and Tortoise Energy Independence Fund Inc. since 2015.
Member of the American Association of Petroleum Geologists, Society of Exploration Geophysicists, Houston Geological Society, South East Asia Petroleum Exploration Society, Southeast Asia Petroleum Exploration Society, Leadership Texas, and Foundation for Women's Resources.
Former Director at Penumbra, Inc. and Pentair plc.
Independent Director at Voim ASA from 2019 to 2020.
Independent Non-Executive Director at Tethys Oil AB. Independent Director at Tortoise Energy Infrastructure Corp.
from 2015 to 2026.
Vice President-Exploration at Marathon Oil Corp.
in 2014.
Vice President-Exploration at Enterprise Oil Gulf of Mexico, Inc. from 1998 to 2002.
Exploration Manager at Shell-USA, Inc. from 2002 to 2008.
Exploration Manager at Shell International Exploration & Production, Inc. (Texas) from 2006 to 2008.
Educated at Ohio Wesleyan University (undergraduate) and the University of Houston (graduate).
Détentions connues dans des sociétés publiques
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
PANORO ENERGY ASA 0,02 % | 31/12/2025 | 20 950 ( 0,02 % ) | 68 567 $ | 31/08/2026 |
| 31/05/2026 | 614 ( 0 % ) | 26 813 $ | 31/08/2026 |
Postes actifs de Alexandra Herger
| Sociétés | Poste | Début |
|---|---|---|
| PANORO ENERGY ASA | Directeur/Membre du Conseil | 14/10/2014 |
| TORTOISE MIDSTREAM ENERGY FUND, INC. | Directeur/Membre du Conseil | 01/01/2015 |
| TORTOISE PIPELINE & ENERGY FUND, INC. | Directeur/Membre du Conseil | 01/01/2015 |
| TORTOISE ENERGY INDEPENDENCE FUND, INC. | Directeur/Membre du Conseil | 01/01/2015 |
| ECOFIN SUSTAINABLE AND SOCIAL IMPACT TERM FUND | Directeur/Membre du Conseil | 17/02/2017 |
Tortoise Power & Energy Infrastructure Fund
 Tortoise Power & Energy Infrastructure Fund Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Directeur/Membre du Conseil | 01/01/2015 |
South East Asia Petroleum Exploration Society | Corporate Officer/Principal | - |
Houston Geological Society
 Houston Geological Society Miscellaneous Commercial ServicesCommercial Services Houston Geological Society is a professional organization dedicated to serving petroleum, energy, and environmental geoscientists. The non-profit company is based in Houston, TX. It advances geosciences by fostering knowledge exchange, professional development, and community engagement. The society supports continuing education, networking, student outreach, scholarships, and young professional activities through programs such as technical meetings, conferences, field trips, and educational outreach. It publishes a monthly bulletin, government updates, and geological literature, and organizes events including dinners, tournaments, and student competitions. The society maintains active volunteer leadership and committees overseeing awards, scholarships, communications, and events. Membership categories accommodate professionals, students, and emeritus members, offering benefits like discounted event access and priority registration. | Corporate Officer/Principal | 02/07/2015 |
American Association of Petroleum Geologists
 American Association of Petroleum Geologists Miscellaneous Commercial ServicesCommercial Services Operates as a technical and professional organizations for energy leaders | Corporate Officer/Principal | 02/07/2015 |
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Anciens postes connus de Alexandra Herger
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Formation de Alexandra Herger
Expériences
Fonctions occupées
Actives
Inactives
Sociétés cotées
Entreprise privées
Relations
34
Relations au 1er degré
23
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Entreprise privées | 23 |
|---|---|
Marathon Oil Corp.
 Marathon Oil Corp. Integrated OilEnergy Minerals Explores and produces crude oil & natural gas | Energy Minerals |
Tortoise Energy Infrastructure Corp.
 Tortoise Energy Infrastructure Corp. Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
Penumbra, Inc.
 Penumbra, Inc. Medical SpecialtiesHealth Technology Manufactures medical devices | Health Technology |
Pentair plc
 Pentair plc Industrial MachineryProducer Manufacturing Designs and manufactures commercial & residential water treatment products, pool lighting, equipment, fluid treatment and pumps | Producer Manufacturing |
Tortoise Power & Energy Infrastructure Fund
Tortoise Power & Energy Infrastructure Fund Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
Tortoise Midstream Energy Fund, Inc
 Tortoise Midstream Energy Fund, Inc Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
Tortoise Pipeline & Energy Fund Inc.
 Tortoise Pipeline & Energy Fund Inc. Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
Tortoise Energy Independence Fund Inc.
 Tortoise Energy Independence Fund Inc. Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
ElectroMagnetic GeoServices ASA
 ElectroMagnetic GeoServices ASA Oilfield Services/EquipmentIndustrial Services Uses proprietary electromagnetic (EM) technology to support oil and gas companies in search of offshore hydrocarbons | Industrial Services |
Ohio Wesleyan University
 Ohio Wesleyan University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Houston
 University of Houston Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Tethys Oil AB
 Tethys Oil AB Oil & Gas ProductionEnergy Minerals Explores and develops oil & natural gas | Energy Minerals |
American Association of Petroleum Geologists
American Association of Petroleum Geologists Miscellaneous Commercial ServicesCommercial Services Operates as a technical and professional organizations for energy leaders | Commercial Services |
Society of Exploration Geophysicists
 Society of Exploration Geophysicists Miscellaneous Commercial ServicesCommercial Services Operates as association of exploration geophysicists | Commercial Services |
Houston Geological Society
Houston Geological Society Miscellaneous Commercial ServicesCommercial Services Houston Geological Society is a professional organization dedicated to serving petroleum, energy, and environmental geoscientists. The non-profit company is based in Houston, TX. It advances geosciences by fostering knowledge exchange, professional development, and community engagement. The society supports continuing education, networking, student outreach, scholarships, and young professional activities through programs such as technical meetings, conferences, field trips, and educational outreach. It publishes a monthly bulletin, government updates, and geological literature, and organizes events including dinners, tournaments, and student competitions. The society maintains active volunteer leadership and committees overseeing awards, scholarships, communications, and events. Membership categories accommodate professionals, students, and emeritus members, offering benefits like discounted event access and priority registration. | Commercial Services |
South East Asia Petroleum Exploration Society | |
Enterprise Oil Gulf of Mexico, Inc. | |
Panoro Energy ASA
 Panoro Energy ASA Integrated OilEnergy Minerals Engages in oil and natural gas extraction activities | Energy Minerals |
Leadership Texas | |
Foundation for Women's Resources | |
Shell-USA, Inc.
 Shell-USA, Inc. Industrial SpecialtiesProcess Industries Produces and supplies industrial lubricants & oils | Process Industries |
Ecofin Sustainable & Social Impact Term Fund
 Ecofin Sustainable & Social Impact Term Fund Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
Shell International Exploration & Production, Inc. (Texas)
 Shell International Exploration & Production, Inc. (Texas) Oil & Gas ProductionEnergy Minerals Provides oil and gas exploration and development services | Energy Minerals |
