Johan D. Kleyn
Chairman at NEW SOURCES ENERGY N.V.
Profile
Johan D.
Kleyn is currently the Non-Executive Chairman at New Sources Energy NV, Chairman-Supervisory Board at Premsela,org, Director at Het Grachtenhuis NV, Partner at Jones Day LP, Member at Allen & Overy LLP Amsterdam, Member-Supervisory Board at Museum Het Grachtenhuis, and Member-Editorial Board at Vennootschap & Onderneming.
Previously, he was the Chairman at New Sources Energy NV, Chairman-Supervisory Board at U-center Netherlands BV, Chairman at Impatients NV, and Member-Supervisory Board at Holland Colours NV, Transmark Holdings NV, and Annatommie - Centra voor Orthopedie en Beweging - Holding BV.
He holds graduate degrees from New York University and King's College London.
Johan D. Kleyn active positions
| Companies | Position | Start |
|---|---|---|
| NEW SOURCES ENERGY N.V. | Chairman | - |
| Premsela,org | Chairman | - |
| Museum Het Grachtenhuis | Director/Board Member | - |
| Vennootschap & Onderneming | Corporate Officer/Principal | - |
Allen & Overy LLP Amsterdam
 Allen & Overy LLP Amsterdam Miscellaneous Commercial ServicesCommercial Services Part of Allen & Overy LLP, Allen & Overy LLP Amsterdam is a private company that provides legal services. The company is based in Amsterdam, Netherlands. Ferdinand Grapperhaus has been the CEO of the Dutch company since 1998. | Corporate Officer/Principal | - |
Jones Day LP
 Jones Day LP Miscellaneous Commercial ServicesCommercial Services Jones Day LP provides legal services. It offers services to the airlines, aviation, automotive, construction, energy, healthcare, insurance, media, pharmaceuticals, and telecommunication industries. The company was founded by Edwin J. Blandin and William Lowe Rice on March 1, 1893 and is headquartered in Cleveland, OH. | Corporate Officer/Principal | - |
Het Grachtenhuis NV
 Het Grachtenhuis NV Other Consumer ServicesConsumer Services Het Grachtenhuis NV operates as a museum. The private company is based in Amsterdam, Netherlands. | Director/Board Member | - |
Former positions of Johan D. Kleyn
| Companies | Position | End |
|---|---|---|
| HOLLAND COLOURS NV | Director/Board Member | 10/07/2017 |
| NEW SOURCES ENERGY N.V. | Chairman | 26/07/2012 |
| ░░░░░░░░░░ ░░ | ░░░░░░░░ | - |
| ░░░░░░░░░░ ░ ░░░░░░ ░░░░ ░░░░░░░░░░ ░░ ░░░░░░░░ ░ ░░░░░░░ ░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
| ░░░░░░░░ ░░░░░░░░░░░ ░░ | ░░░░░░░░ | - |
Training of Johan D. Kleyn
| New York University | Graduate Degree |
| King's College London | Graduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 2 |
|---|---|
| HOLLAND COLOURS NV | Process Industries |
| NEW SOURCES ENERGY N.V. | Utilities |
| Private companies | 10 |
|---|---|
Jones Day LP
Jones Day LP Miscellaneous Commercial ServicesCommercial Services Jones Day LP provides legal services. It offers services to the airlines, aviation, automotive, construction, energy, healthcare, insurance, media, pharmaceuticals, and telecommunication industries. The company was founded by Edwin J. Blandin and William Lowe Rice on March 1, 1893 and is headquartered in Cleveland, OH. | Commercial Services |
Allen & Overy LLP Amsterdam
Allen & Overy LLP Amsterdam Miscellaneous Commercial ServicesCommercial Services Part of Allen & Overy LLP, Allen & Overy LLP Amsterdam is a private company that provides legal services. The company is based in Amsterdam, Netherlands. Ferdinand Grapperhaus has been the CEO of the Dutch company since 1998. | Commercial Services |
U-center Netherlands BV
 U-center Netherlands BV Medical/Nursing ServicesHealth Services U-center Netherlands BV operates as hospital and behavioral health residential treatment center. It provides services for the clinical treatment of depression, burn-out, trauma and dependency. The company is headquartered in Epen, the Netherlands. | Health Services |
Annatommie - Centra voor Orthopedie en Beweging - Holding BV
 Annatommie - Centra voor Orthopedie en Beweging - Holding BV Hospital/Nursing ManagementHealth Services Part of Equipe Zorgbedrijven Nederland BV, Annatommie - Centra voor Orthopedie en Beweging - Holding BV operates as a holding Dutch company that provides orthopedic surgery and physical therapy services. The private company is based in Utrecht, Netherlands. Irene Groenink has been the CEO of the company since 2005. Annatommie - Centra voor Orthopedie en Beweging - Holding was acquired by Equipe Zorgbedrijven Nederland BV on June 29, 2022. | Health Services |
| Premsela,org | |
| Museum Het Grachtenhuis | |
| Vennootschap & Onderneming | |
Impatients NV
 Impatients NV Miscellaneous Commercial ServicesCommercial Services Impatients N.V. operates an online platform for drug innovations. It provides physicians and patients that are excluded from clinical trials access to drugs in development via early access programs. The company was founded by Ronald Brus, SJaak Vink, Govert J. Schouten, Witt Jan, Erdem Yavuz, and René Beukema in 2012 and is headquartered in Amsterdam, the United Kingdom. | Commercial Services |
Het Grachtenhuis NV
Het Grachtenhuis NV Other Consumer ServicesConsumer Services Het Grachtenhuis NV operates as a museum. The private company is based in Amsterdam, Netherlands. | Consumer Services |
Transmark Holdings NV
 Transmark Holdings NV Industrial MachineryProducer Manufacturing Transmark Holdings NV operates as a holding company with interest in distribution of valves, instrumentation and ancillary flow control equipment. The firm designs, manufactures, and services umbilical- or tether systems for use on ROVs/ROTs and cables for the power and control of installed subsea components, such as wellhead systems. The company was founded in 1956 and is headquartered in Amsterdam, the Netherlands. | Producer Manufacturing |
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