Our team at Dr Greger & Collegen

As a Munich-based law firm specialising in commercial law, we represent the interests of aggrieved capital investors and investors throughout Germany and in neighbouring countries. Our specialisation and many years of experience in investment law and in many major and test cases make us the first port of call for clients who wish to secure or recover their invested assets. 

Team of lawyers

Dr Stephan Greger

Law firm owner
Lawyer
Specialist lawyer for banking and capital market law

Christiane Sostmeier

Lawyer
Specialist lawyer for banking and capital market law

Specialist

Valentine

AI and Digital Manager of our law firm
Cybercrime and crypto specialist
Business IT Specialist (BA of Science)

Law firm team

Valentina

Legal assistant and office manager

Patricia

Office Manager and Certified Lawyers Assistant

Medina

Secretariat, investor and client management

Dr Stephan Greger

Law firm owner
Lawyer
Specialist lawyer for banking and capital market law

Dr Stephan Greger is the founder and namesake of the law firm Dr Greger & Collegen. As a recognised expert in banking and capital market law, he has been advising and representing clients throughout Germany in complex financial and commercial law disputes for many years.

After studying law, Dr Greger completed his doctorate with a thesis in the field of civil procedure law. He qualified as a specialist lawyer for banking and capital market law and specialises in particular in the judicial and extrajudicial enforcement of claims in connection with capital investments, financial products and incorrect investment advice. He is a member of numerous creditors' committees (e.g. P&R Container, UDI, MBB, etc.) where he represents the interests of investors. As a commercial lawyer, his expertise is also valued by family offices. Thanks to his many years of experience, Dr Greger has in-depth knowledge in dealing with structured financial products, prospectus liability claims and contentious proceedings against banks, asset managers and issuers. He is a regular author, speaker and interviewee on capital markets law issues and is valued by experts and clients alike for his strategic expertise and assertiveness.

Christiane Sostmeier

Lawyer
Specialist lawyer for banking and capital market law

Ms Sostmeier has been working in banking, capital markets and insurance law at Dr Greger & Collegen for many years. As a specialist lawyer for banking and capital market law, she advises and represents private and institutional clients with comprehensive legal and strategic expertise.

A particular focus of her work is insurance law, in which she is characterised by many years of experience and detailed specialist knowledge. She advises clients on claims for benefits under occupational disability, life and accident insurance policies as well as complex disputes in connection with property and liability insurance. Ms Sostmeier has strong forensic expertise and specialises in the judicial enforcement of claims. With a high level of commitment and a clear, solution-orientated approach, she stands up for the interests of her clients - both in court proceedings and in out-of-court negotiations. Clients appreciate her structured analyses, her legally sound arguments and her ability to develop practicable solutions even in complex cases.

Valentine

AI and Digital Manager of our law firm
Cybercrime and crypto specialist
Business IT Specialist (BA of Science)

Valentin is a business IT specialist and, as Digital and AI Manager, is responsible for technological innovations in our law firm. As an interdisciplinary expert, he combines IT expertise with legal understanding and thus makes a valuable contribution to the effective and targeted handling of mandates.

A particular focus of his work is supporting our lawyers in representing victims of cybercrime. With his extensive expertise in the areas of cryptocurrencies, blockchain technology and digital payment flows, Valentin analyses complex transactions and makes a significant contribution to solving cases. His in-depth knowledge makes it possible to trace the origin and history of digital assets - a decisive factor in securing and enforcing civil and criminal claims. He works closely with our lawyers and uses modern analysis tools and AI-supported evaluation methods. Valentin stands for digital excellence and supports our clients with technical expertise and a spirit of innovation.

Florian Hierl

Lawyer

Florian Hierl is a committed and dynamic lawyer who represents the interests of our clients with great vigour and dedication. In particular, he supports victims of cybercrime and vigorously defends their rights. 

He specialises in representing injured parties in the field of cybercrime, including online fraud, identity theft, hacking attacks and cases of online extortion. Clients benefit in particular from his previous work as a public prosecutor, which has given him a deep understanding of criminal investigation processes and a strategic approach. approach. With his forensic experience and his clear legal perspective, Mr Hierl develops effective solutions for processing and enforcing claims.
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