Thorsten Haeser

Chief Executive Officer at

Autohaus Siegmar Haese GmbH

Net worth: 396 239 $ as of 31/05/2026

58 year

38 connections

Communications

Finance

Transportation

Profile

Thorsten Haeser currently works at Autohaus Siegmar Haese GmbH, as Managing Director, Sixt Verwaltungs GmbH, as Co-Managing Director, Sunrise Communications AG, as Chief Business Officer from 2024, and Wiest AG, as Member-Supervisory Board.
Mr. Haeser also formerly worked at O2 Germany GmbH & Co. OHG, as Sales Director from 2009 to 2011, 1&1 Versatel GmbH, as Chief Commercial Officer, Hapag-Lloyd AG, as Chief Commercial Officer from 2015 to 2018, Sixt SE, as Chief Sales Officer in 2012, Telefónica Germany GmbH & Co. oHG, as General Counsel, and Allane SE, as Member-Management Board.
Mr. Haeser received his graduate degree from the University of Freiburg.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
0.01%	31/12/2025	7,180 ( 0.01% )	396 239 $	31/05/2026

Thorsten Haeser active positions

Companies	Position	Start
Wiest AG	Director/Board Member	-
Sixt Verwaltungs GmbH	Corporate Officer/Principal	-
Autohaus Siegmar Haese GmbH Autohaus Siegmar Haese GmbH Specialty StoresRetail Trade Operates as a car dealer that retails new and used cars	Chief Executive Officer	-

All active positions of Thorsten Haeser

Former positions of Thorsten Haeser

Companies	Position	End
Concardis GmbH Concardis GmbH Packaged SoftwareTechnology Services Develops digital payments mobile platform	Corporate Officer/Principal	01/01/2023
HAPAG-LLOYD AG	Corporate Officer/Principal	31/03/2018
1&1 Versatel GmbH 1&1 Versatel GmbH Major TelecommunicationsCommunications Provides fiber optic network services	Corporate Officer/Principal	01/01/2015
SIXT SE	Sales & Marketing	20/09/2012
O2 Germany GmbH & Co. OHG O2 Germany GmbH & Co. OHG Wireless TelecommunicationsCommunications Provides mobile telecommunications services	Sales & Marketing	24/08/2011

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Training of Thorsten Haeser

Experiences
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Private companies

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Linked companies

Private companies	11
1&1 Versatel GmbH 1&1 Versatel GmbH Major TelecommunicationsCommunications Provides fiber optic network services	Communications
Hapag-Lloyd AG Hapag-Lloyd AG Marine ShippingTransportation Operates as a container liner shipping company	Transportation
Sixt SE Sixt SE Finance/Rental/LeasingFinance Provides end-to-end mobility services	Finance
University of Freiburg University of Freiburg Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
O2 Germany GmbH & Co. OHG O2 Germany GmbH & Co. OHG Wireless TelecommunicationsCommunications Provides mobile telecommunications services	Communications
Telefónica Germany GmbH & Co. OHG Telefónica Germany GmbH & Co. OHG Wireless TelecommunicationsCommunications Provides wired and wireless network services	Communications
Autohaus Siegmar Haese GmbH Autohaus Siegmar Haese GmbH Specialty StoresRetail Trade Operates as a car dealer that retails new and used cars	Retail Trade
Concardis GmbH Concardis GmbH Packaged SoftwareTechnology Services Develops digital payments mobile platform	Technology Services
Allane SE Allane SE Finance/Rental/LeasingFinance Provides leasing services	Finance
Sixt Verwaltungs GmbH
Wiest AG