Jonas is a specialist lawyer for employment law. For many years, he has advised global and US companies, primarily in the IT and technology sectors. He also advises German companies and executives on all areas of individual as well as collective employment law. In addition, one of his main areas of expertise is advising on issues relating to visas and residence permits for the employment of foreign workers in Germany.


He regularly represents his clients in legal disputes before the courts and in negotiations with works councils. A further focus of his advice is European companies (Societas Europaea - SE) - from the time of their formation and involvement of European workers through to the negotiation of agreements. Jonas is a member of the American Bar Association.

Show full CV Hide full CV

10 Pitfalls when Hiring Non-EU Nationals in Germany

Read now (pdf)

Latest news & insights

Employment, pensions & mobility

HR Coffee Break #3: Hiring in Germany

2 May 2022

by Dr. Christian Maron and Jonas Warnken

Click here to find out more
Immigration & mobility

Legal and practical guide for people leaving Ukraine to Germany

20 April 2022
In-depth analysis

by Karolina Lange-Kulmann, LL.M. (Medizinrecht) and Jonas Warnken

Click here to find out more
People sat down on chairs waiting
Employment, pensions & mobility

10 pitfalls when hiring non-EU nationals in Germany

23 March 2022

by Jonas Warnken and Friederike Voht, LL.M. (UCL)

Click here to find out more
Skyscrapers facades of office buildings
Corporate/M&A & capital markets

Taylor Wessing advises NORD Holding and Zentrum Gesundheit on the acquisition of Klinik Flechsig

1 February 2022

by multiple authors

Click here to find out more

Meet me at

There are no upcoming events