Matthias Ernst Rebellius is Head-Smart Infrastructure at Siemens AG and on the board of 5 other companies.

He previously occupied the position of Chief Executive Officer-Building Technologies at Siemens AG Chief Executive Officer at Siemens Building Technologies AG and President for Siemens Industry, Inc. (both are subsidiaries of Siemens AG).

Mr. Rebellius received an undergraduate degree from Hochschule Trier.