Evelyn Zimmel, office administrator, has years of experience in the area of accounting. A long-term part of the organisation structure, she is responsible for operational finance and controlling, and supports colleagues with difficult, unusual and challenging queries concerning these topics.
![](https://www.iventa.eu/wp-content/uploads/2016/01/Thorsten_Whalster.png)
Thorsten Wahlster worked in the health sector in Germany for 20 years until he moved to Vienna at the end of 2017. He worked as a system administrator for 3 years in the IT- department of a larger furniture company and brings a lot of experience to our company. At Iventa he supports the IT department and is responsible for the company’s IT infrastructure.
![](https://www.iventa.eu/wp-content/uploads/2016/01/Arzu-Yigit.png)
Arzu is a responsible and determined person who likes to devote herself completely to new tasks. She was able to gain her first work experience in accounting in the tourism industry/ tour operator sector from July 2019 until the end of May 2022. Now she is a part of the Iventa team around Claudia Widhalm in advertising billing.