Christoph Billwiller
Chief Executive Officer at Sierra Germany GmbH
Network origin in Christoph Billwiller first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Sonae Sierra
 Sonae Sierra Miscellaneous Commercial ServicesCommercial Services Part of Sonae SGPS SA, Sonae Sierra is a Portuguese company that provides investment, architecture, engineering, and property management services. The company is based in Lisbon, Portugal.
15
| Subsidiary | Miscellaneous Commercial Services | 15 |
Sierra Germany GmbH
 Sierra Germany GmbH Miscellaneous Commercial ServicesCommercial Services Sierra Germany GmbH is a company based in Dusseldorf, Germany. The German company pursues an integrated approach to real estate. Sierra Germany GmbH was founded in 2006, and the CEOs are Christoph Billwiller, Cristina Santos, and Jorge Morgadinho.
2
| Subsidiary | Miscellaneous Commercial Services | 2 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Christoph Billwiller via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| CD PROJEKT S.A. | Packaged Software | Sales & Marketing | |
| Sekiwi Sgps SA | Director/Board Member | ||
| Bright Development Studio SA | Chairman | ||
| S21sec Portugal - Cybersecurity Services SA | Chairman | ||
| Carvemagere Manutencao E Energias Renovaveis Lda. | Corporate Officer/Principal | ||
| CTE Central Termoelectrica Do Estuario Lda. | Corporate Officer/Principal | ||
| Enerlousado - Recursos Energéticos Ltda | Corporate Officer/Principal | ||
CapWatt SGPS SA
 CapWatt SGPS SA Electric UtilitiesUtilities CapWatt SGPS SA operates solar power plants and wind farm. It also engages in biomass power plant and combined heat and power plants. The company was founded on December 5, 2014 and is headquartered in Maia, Portugal. | Electric Utilities | Chairman | |
| Capwatt Iv Heat Power Unipessoa Lda. | Corporate Officer/Principal | ||
| Cia Termica Tagol Ltda. | Corporate Officer/Principal | ||
| QCE-Desenvolvimento E Fabrico De Equipamentos SA | Chairman | ||
Sopair SA
 Sopair SA Industrial MachineryProducer Manufacturing Sopair SA assembles, installs, and maintains industrial and domestic refrigeration, heating, and air conditioning systems. It has operational centers in Torrejon, Andaluzia and Salamanca. The company was founded in 1972 and is headquartered in Madrid, Spain. | Industrial Machinery | Chairman | |
Spred SGPS SA
 Spred SGPS SA Investment ManagersFinance Spred SGPS SA (Spred) is the venture capital subsidiary of Sonae Capital SGPS SA (XL: SON) in Portugal. Formerly known as Publimeios, SGPS, SA, the firm is based in Maia and focuses on seed and venture capital, joint ventures and management of a portfolio of minority investments of Sonae Capital, including investments in Sonae Indústria, Change Partners and Norscut - Concessionária de Auto-Estradas | Investment Managers | Director/Board Member | |
| Troiaresort Sgps SA | Chairman | ||
Race - Refrigeration & Air Conditioning Engineering SA
 Race - Refrigeration & Air Conditioning Engineering SA Industrial MachineryProducer Manufacturing RACE - Refrigeration & Air Conditioning Engineering SA provides refrigeration and air-conditioning equipment. Its solutions include refrigeration, heating, ventilation, air conditioning, building efficiency, manufacturing, and post-sale services. The company was founded in 1985 and is headquartered in Matosinhos, Portugal. | Industrial Machinery | Director/Board Member | |
| Sc Engenharia e Promoçao Imobiliária SGPS SA | Director/Board Member | ||
| Capwatt III Heat Power SA | Director/Board Member | ||
| Capwatt Evora Solar Power SA | Director/Board Member | ||
| Capwatt Vale do Tejo Heat Power SA | Director/Board Member | ||
| Capwatt Vale do Caima Heat Power SA | Director/Board Member | ||
| Capwatt Martim Longo Solar Power SA | Director/Board Member | ||
| Capwatt Engenho Novo Heat Power SA | Director/Board Member | ||
| Capwatt Colombo Heat Power SA | Director/Board Member | ||
| Capwatt Ace SA | Director/Board Member | ||
Capwatt Maia - Heat Power SA
 Capwatt Maia - Heat Power SA Electric UtilitiesUtilities Capwatt Maia - Heat Power SA is a holding company engaged in the operations and management of combined cycle gas turbine cogeneration facility. It generates and distributes electric power and thermal energy. The company was founded in June 2009 and is headquartered in Maia, Portugal. | Electric Utilities | Director/Board Member | |
| Sc Hospitality SA | Chairman | ||
| Tlantic Portugal Sistemas de Informação SA | Chairman | ||
| Capwatt Hectare Heat Power Ace | Director/Board Member | ||
| Sonae FS SA | Director/Board Member | ||
| Business Angels SGPS SA | Director/Board Member | ||
Tafisa Canada, Inc.
 Tafisa Canada, Inc. Forest ProductsNon-Energy Minerals Tafisa Canada, Inc. manufactures soft boards, hardboards, wood veneer faced boards and other related products. The firm specializes in the manufacture of raw particle board and decorative melamine panels thermo fused for the furniture and interior decoration. It offers high pressure laminates, edge banding, Olon NEXGEN moldings, 5-piece and slab doors and 3D laminate products. The company was founded in 1992 and is headquartered in Lac-Megantic, Canada. | Forest Products | Chairman | |
| Pareuro BV | Director/Board Member | ||
| University of Porto | College/University | Chairman | |
Sonae MC-Modelo Continente SGPS SA
 Sonae MC-Modelo Continente SGPS SA Financial ConglomeratesFinance Sonae MC-Modelo Continente SGPS SA operates as a non-financial holding company. The company is headquartered in Matosinhos, Portugal. | Financial Conglomerates | Chairman | |
| Sonaegest Investment Funds Management Co. SA | Chairman | ||
Tableros de Fibras SA
 Tableros de Fibras SA Forest ProductsNon-Energy Minerals Tableros de Fibras SA manufactures soft boards, hardboards, wood veneer faced boards and other related products. It markets and distributes particleboard, Medium Density Fiberboard (MDF), hardboard, Oriented Strand Board (OSB) and plywood. The firm also recycles waste wood and makes wooden flooring, soundproof panels and furniture components. The company was founded on May 14, 1946 and is headquartered in Tres Cantos, Spain. | Forest Products | Chairman | |
| Sonae Tecnologias De Informação SA | Corporate Officer/Principal | ||
Sonae Food4Future SA
 Sonae Food4Future SA Miscellaneous Commercial ServicesCommercial Services Part of Sonae SGPS SA, Sonae Food4Future SA provides business and management consulting services. The company is based in Maia, Portugal. | Miscellaneous Commercial Services | Director/Board Member | |
| SONAE INDUSTRIA, SGPS, SA | Forest Products | Director/Board Member | |
| Tangerine Wish Lda. | Corporate Officer/Principal | ||
| Realejo-Sociedade Imobiliaria SA | Director/Board Member | ||
Sonae Holdings SA
 Sonae Holdings SA Apparel/Footwear RetailRetail Trade Part of Sonae SGPS SA, Sonae Holdings SA operates as a Portuguese retail services company. The company is based in Maia, Portugal. | Apparel/Footwear Retail | Director/Board Member | |
| SONAE - SGPS, SA | Information Technology Services | Chief Executive Officer | |
| Casa Agrícola de Ambrães SA | Director/Board Member | ||
Sonae Sierra SGPS SA
 Sonae Sierra SGPS SA Real Estate DevelopmentFinance Sonae Sierra SGPS SA operates an international property company, which engages in serving the needs of retail real estate investors. It operates through the following segments: Investment Management, Developments, Services, and Sonae Sierra Brazil. The firm provides architecture and engineering, property management, investment management and sustainability services. The company was founded in February 1989 and is headquartered in Maia, Portugal. | Real Estate Development | Chairman | |
Sonae Investment Management Software & Technology SGPS SA
 Sonae Investment Management Software & Technology SGPS SA Investment ManagersFinance Sonae Investment Management Software & Technology SGPS SA (Sonae IM) is a venture capital firm, a subsidiary of Sonaecom SGPS SA founded in 2013. Sonae Investment Management Software & Technology SGPS SA is headquartered in Porto, Portugal. | Investment Managers | Director/Board Member | |
| SONAE MC | Food Retail | Chairman | |
Vistas Da Foz Sociedade Imobiliaria SA
 Vistas Da Foz Sociedade Imobiliaria SA Real Estate DevelopmentFinance Vistas Da Foz Sociedade Imobiliaria SA is a Portuguese company that provides real estate services. The private company is based in Lisbon, Portugal. | Real Estate Development | Director/Board Member | |
| Setimanale SGPS SA | Director/Board Member |
Statistics
International
| Portugal | 46 |
| Spain | 3 |
| Poland | 2 |
| Canada | 2 |
| Netherlands | 2 |
Sectoral
| Finance | 6 |
| Non-Energy Minerals | 4 |
| Technology Services | 3 |
| Utilities | 3 |
| Producer Manufacturing | 3 |
Operational
| Director/Board Member | 69 |
| Chairman | 45 |
| Corporate Officer/Principal | 26 |
| Chief Executive Officer | 5 |
| Sales & Marketing | 1 |
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