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Matthias Ernst Rebellius
Director/Board Member at
SIEMENS LIMITED
Profile
Matthias Ernst Rebellius is currently Chief Executive Officer at Siemens Smart Infrastructure (Switzerland) since 2020.
He is Chairman of the Supervisory Board at Siemens Schweiz AG since 2019.
He serves as Deputy Chairman at Arabia Electric Ltd (Equipment).
He is Non-Executive Director at Siemens Ltd. since 2020.
He holds director positions at Siemens WLL, Siemens Pte Ltd. since 2020, Siemens Ltd. (Saudi Arabia), Siemens Ltd. (Australia), and Adecco Group AG starting 2026.
He is a Member of the Supervisory Board at Siemens Energy AG and Siemens Energy AG (Switzerland) and Siemens Energy Management GmbH since 2020.
Formerly, he was Chief Executive Officer at Siemens Building Technologies AG from 2015 to 2019.
He was President at Siemens Industry, Inc. He was a Member of the Supervisory Board at Siemens Mobility GmbH (Germany).
From 2000 to 2003, he was Head of Marketing & Product Management at Siemens AG.
Mr. Rebellius completed undergraduate studies at Hochschule Trier.
Matthias Ernst Rebellius active positions
| Companies | Position | Start |
|---|---|---|
| SIEMENS ENERGY AG | Director/Board Member | 25/09/2020 |
| SIEMENS LIMITED | Director/Board Member | 01/12/2020 |
| ADECCO GROUP AG | Director/Board Member | 15/04/2026 |
Siemens Ltd. (Australia)
 Siemens Ltd. (Australia) Information Technology ServicesTechnology Services Operates technology company | Director/Board Member | - |
Siemens Pte Ltd.
 Siemens Pte Ltd. Telecommunications EquipmentElectronic Technology Manufactures and distributes electronic products | Director/Board Member | 01/10/2020 |
Siemens Energy AG (Switzerland)
 Siemens Energy AG (Switzerland) Wholesale DistributorsDistribution Services Supplies gas, steam turbines, generators, transformers and compressors | Director/Board Member | - |
Arabia Electric Ltd (Equipment) | Corporate Officer/Principal | - |
Siemens Smart Infrastructure (Switzerland)
 Siemens Smart Infrastructure (Switzerland) Information Technology ServicesTechnology Services Operates as a technology company focused on industry, infrastructure, transport, and healthcare | Chief Executive Officer | 01/10/2020 |
Siemens WLL
 Siemens WLL Telecommunications EquipmentElectronic Technology Manufactures communications equipment | Director/Board Member | - |
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Former positions of Matthias Ernst Rebellius
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Training of Matthias Ernst Rebellius
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
83
1st degree connections
17
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 17 |
|---|---|
Adecco Group AG
 Adecco Group AG Personnel ServicesCommercial Services Provides human resources services including employment and training | Commercial Services |
Siemens AG
 Siemens AG Industrial MachineryProducer Manufacturing Develops, manufactures and sells diagnostic and therapeutic products & automation systems | Producer Manufacturing |
Siemens Ltd.
 Siemens Ltd. Electrical ProductsProducer Manufacturing Provides technology enabled solutions and manufactures switchgears, electric motors and generators | Producer Manufacturing |
Siemens Industry, Inc.
 Siemens Industry, Inc. Miscellaneous Commercial ServicesCommercial Services Provides building controls, fire safety, and security system solutions | Commercial Services |
Siemens Schweiz AG
 Siemens Schweiz AG Industrial MachineryProducer Manufacturing Manufactures and markets automation, safety and security systems | Producer Manufacturing |
Siemens WLL
Siemens WLL Telecommunications EquipmentElectronic Technology Manufactures communications equipment | Electronic Technology |
Arabia Electric Ltd (Equipment) | |
Siemens Pte Ltd.
Siemens Pte Ltd. Telecommunications EquipmentElectronic Technology Manufactures and distributes electronic products | Electronic Technology |
Siemens Ltd. (Saudi Arabia)
 Siemens Ltd. (Saudi Arabia) Telecommunications EquipmentElectronic Technology Engages in the electrical and electronics engineering sectors and operates in the industry, healthcare and energy sectors | Electronic Technology |
Siemens Building Technologies AG
 Siemens Building Technologies AG Miscellaneous Commercial ServicesCommercial Services Provides building automation design services | Commercial Services |
Siemens Energy AG
 Siemens Energy AG Electrical ProductsProducer Manufacturing Provides power generation, power transmission and infrastructure solutions as well as automation, drive and software solutions for industries | Producer Manufacturing |
Siemens Mobility GmbH (Germany)
 Siemens Mobility GmbH (Germany) Trucks/Construction/Farm MachineryProducer Manufacturing Manufactures rolling stock, rail automation, electrification and traffic control systems | Producer Manufacturing |
Hochschule Trier
 Hochschule Trier Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Siemens Energy AG (Switzerland)
Siemens Energy AG (Switzerland) Wholesale DistributorsDistribution Services Supplies gas, steam turbines, generators, transformers and compressors | Distribution Services |
Siemens Energy Management GmbH
 Siemens Energy Management GmbH Investment ManagersFinance Engages in management of assets | Finance |
Siemens Ltd. (Australia)
Siemens Ltd. (Australia) Information Technology ServicesTechnology Services Operates technology company | Technology Services |
Siemens Smart Infrastructure (Switzerland)
Siemens Smart Infrastructure (Switzerland) Information Technology ServicesTechnology Services Operates as a technology company focused on industry, infrastructure, transport, and healthcare | Technology Services |
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