Thierry de Rudder
Director/Board Member at Sienna Capital Management SA
Profile
Thierry de Rudder currently works at Sienna Capital Management SA, as Director from 2013.
Mr. de Rudder also formerly worked at Groupe Bruxelles Lambert SA, as Vice Chairman from 1986 to 2019, TotalEnergies SE, as Independent Director in 2012, Lafarge SA, as Director from 2008 to 2012, Electrabel SA, as Director, Cie Nationale à Portefeuille SA, as Non-Executive Director in 2011, Imerys SA, as Director, Sagerpar NV, as Director in 2012, Brussels Securities SA, as Director from 2011 to 2012, International Power SA, as Director, ENGIE SA, as Independent Director from 2011 to 2012, GBL Verwaltung SA, as Director in 2012, GBL Treasury Center SA NV, as Director in 2012, Groupe Bruxelles Lambert SA (Investment Company), as Managing Director from 1986 to 2011, GBL Energy SARL, as Director in 2012, GBL Verwaltung GmbH, as Director in 2012, and GBL Participations, as Executive Director.
Mr. de Rudder received his undergraduate degree from the University of Geneva, undergraduate degree from Université Libre de Bruxelles, and Masters Business Admin degree from The Wharton School of the University of Pennsylvania.
Thierry de Rudder active positions
| Companies | Position | Start |
|---|---|---|
Sienna Capital Management SA
 Sienna Capital Management SA Investment ManagersFinance Sienna Capital Management SA operates as an alternative investments platform of the publicly traded investment holding company Groupe Bruxelles Lambert. The firm aims to generate attractive risk-adjusted returns by constructing a diversified portfolio of investment managers. The company was founded by Ian Gallienne in 2013 and is headquartered in Luxembourg. | Director/Board Member | 2012-12-31 |
Former positions of Thierry de Rudder
| Companies | Position | End |
|---|---|---|
| LAFARGE | Director/Board Member | 2012-04-30 |
| ENGIE | Director/Board Member | 2012-04-22 |
| TOTALENERGIES SE | Director/Board Member | 2012-01-13 |
Cie Nationale à Portefeuille SA /OLD/
 Cie Nationale à Portefeuille SA /OLD/ Financial ConglomeratesFinance Compagnie Nationale a Portefeuille SA is an investment holding company. The company's asset portfolio can be split into two categories that include the investments through the Pargesa or Groupe Bruxelles Lambert (GBL) and the direct investments. The company was founded on November 20, 1906 and is headquartered in Loverval, Belgium | Director/Board Member | 2011-10-02 |
| IMERYS | Director/Board Member | 2010-04-28 |
Training of Thierry de Rudder
| University of Geneva | Undergraduate Degree |
| Université Libre de Bruxelles | Undergraduate Degree |
| The Wharton School of the University of Pennsylvania | Masters Business Admin |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 4 |
|---|---|
| TOTALENERGIES SE | Energy Minerals |
| GROUPE BRUXELLES LAMBERT SA | Finance |
| IMERYS | Non-Energy Minerals |
| ENGIE | Utilities |
| Private companies | 13 |
|---|---|
Lafarge SA
 Lafarge SA Construction MaterialsNon-Energy Minerals Lafarge SA engaged in the production and marketing of building materials. It produces and sells cement, aggregates and ready-mix concrete. The company's building products and solutions were used to construct and renovate homes, buildings and infrastructures. It provided its services under the brand name Lafarge. The company operated through the following divisions: Cement, and Aggregates and Concrete. The Cement division produced and sold a wide range of cement and hydraulic binders adapted to the needs of the construction industry. It also offered specialty cements suitable for use in a variety of environmental conditions and specific applications, natural lime hydraulic binders, masonry cements, and ground blast furnace slag. The Aggregates and Concrete division produced and sold aggregates, ready mix concrete, and products relating to paving activities. It also offered plaster based products which include plaster plate, plaster squares, coatings, metal framework and industrial plaster. Lafarge was founded by Joseph-Auguste Pavin de Lafarge in 1833 and was headquartered in Toulouse, France. | Non-Energy Minerals |
Electrabel SA
 Electrabel SA Alternative Power GenerationUtilities Electrabel SA generates and distributes electricity. The firm provides electricity, energy consultancy, heat production and power generation to industries throughout Europe. It is engaged in the sale of electricity, natural gas, energy products and services in Europe. The company was founded in 1905 and is headquartered in Brussels, Belgium. | Utilities |
Cie Nationale à Portefeuille SA /OLD/
Cie Nationale à Portefeuille SA /OLD/ Financial ConglomeratesFinance Compagnie Nationale a Portefeuille SA is an investment holding company. The company's asset portfolio can be split into two categories that include the investments through the Pargesa or Groupe Bruxelles Lambert (GBL) and the direct investments. The company was founded on November 20, 1906 and is headquartered in Loverval, Belgium | Finance |
| Sagerpar NV | Finance |
| Brussels Securities SA | |
International Power SA
 International Power SA Electric UtilitiesUtilities International Power SA develops and manufactures mechanical and electronic systems. The firm is engaged in energy trading and marketing. It also offers energy and industrial management, infrastructure and engineering services. The company was founded 1918 and is headquartered in Brussels, Belgium. | Utilities |
GBL Verwaltung SA
 GBL Verwaltung SA Financial ConglomeratesFinance Part of Groupe Bruxelles Lambert SA, GBL Verwaltung SA is a financial services provider. The company is based in Luxembourg, Luxembourg. | Finance |
| GBL Treasury Center SA NV | |
Groupe Bruxelles Lambert SA (Investment Company)
 Groupe Bruxelles Lambert SA (Investment Company) Financial ConglomeratesFinance Groupe Bruxelles Lambert SA (Investment Company) (GBL-IC) is the investment management division of Groupe Bruxelles Lambert SA (EBR: GBLB), an investment holding company headquartered in Brussels, Belgiuim. The firm was founded in 1902 and is a subsidiary of Parjointco NV in The Netherlands. GBL-IC aims to maintain and promote the growth of a portfolio of investments focused primarily on a small number of companies. | Finance |
| GBL Energy SARL | |
| GBL Verwaltung GmbH | |
| GBL Participations | |
Sienna Capital Management SA
Sienna Capital Management SA Investment ManagersFinance Sienna Capital Management SA operates as an alternative investments platform of the publicly traded investment holding company Groupe Bruxelles Lambert. The firm aims to generate attractive risk-adjusted returns by constructing a diversified portfolio of investment managers. The company was founded by Ian Gallienne in 2013 and is headquartered in Luxembourg. | Finance |
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