Commercial and corporate law
Commercial and corporate law are core competencies of our law firm. Numerous clients call on and have trust in kessler&partner as an external legal department to obtain comprehensive advice on all matters of commercial and corporate law from a single, reliable source. Our advisors work in interdisciplinary teams in order to be able to handle overlaps, e.g. with labour or competition law, as efficiently as possible.
We advise and assist your company from the formation through growth and restructuring, and we are at your side in case of crises, reorganisation, insolvency, or disputes among shareholders, to develop the best possible solutions from an economic point of view with you.
In commercial law, our range of services includes assistance with your business activities in Germany and abroad. We offer advice on the design and negotiation of virtually all kinds of commercial contracts, including export contracts and GTC law. In case of disputes, we will also enforce your rights in court.

Dr. Arvid Siebert
Lawyer
Partner
Focus Areas:
- Commercial and Corporate Law
- Mergers & Acquisitions
- Corporate Succession
- Restructuring and Insolvency
- Inheritance Law
Languages:
German and English
Education:
- Studied law in Münster
- jur. in Münster
Memberships:
- Industrie Club Bremen e.V.
- DIE FAMILIENUNTERNEHMER e.V.
Contact:
E-Mail: dr.siebert@kessler-partner.com
Secretary
Carmen Wendelken
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: wendelken@kessler-partner.com

Dr. Holger Sudbrink
Lawyer and Notary
Partner
Focus Areas:
- Commercial and Corporate Law
- Travel Law
- Inheritance Law
Languages:
German and English
Education:
- Studied law in Hamburg
- jur. in Hamburg
- Notary since 2007
Memberships:
- Industrie Club Bremen e. V.
- Club zu Bremen
Contact:
E-Mail: dr.sudbrink@kessler-partner.com
Secretary
Laura Thielbahr
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: thielbahr@kessler-partner.com

Vera Mewes
Lawyer
Associate
Focus Areas:
- Commercial and Corporate Law
- Mergers & Acquisitions
- Banking Law, Capital Market Law
- Labour Law
- Tax Law
- Restructuring and Insolvency
Languages:
German and English
Education:
- Studied law in Göttingen
Memberships:
- Bremischer Anwaltsverein
Contact:
E-Mail: mewes@kessler-partner.com
Secretary
Rebecca Lissel
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: lissel@kessler-partner.com

Katharina Schuster
Lawyer
Associate
Focus Areas:
- Labour Law
- Commercial and Corporate Law
- Civil Law and Contract Law
- Trademark and Antitrust Law
- Legal Advisor for Polish-speaking Clients
Languages:
German, English and Polish
Education:
- Studied law in Bremen
Memberships:
- Industrie Club Bremen e.V.
Contact:
E-Mail: schuster@kessler-partner.com
Secretary
Rebecca Lissel
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: lissel@kessler-partner.com

Marc-Marvin Schlichting
Lawyer
Associate
Focus Areas:
- Commercial and Corporate Law
- Mergers & Acquisitions
- Restructuring and Insolvency
- Legal advisor for French-speaking clients
Languages:
German, French and English
Education:
- Studied law in Bremen
Memberships:
- Deutsch-Französische Juristenvereinigung e.V. (DFJ)
- Deutscher Anwaltverein e.V.
- Industrie Club Bremen e.V.
Contact:
E-Mail: schlichting@kessler-partner.com
Secretary
Melanie Runge
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: runge@kessler-partner.com

Karin Grün
Lawyer
Associate
Focus Areas:
Languages:
German and English
Education:
- Studied law in Osnabrück and Sydney
- Bachelor of Laws (LL.B.) in Osnabrück, LL.M. Taxation Osnabrück
Memberships:
- Industrie Club Bremen e.V
- taxOS e.V.: Alumni und Förderer der Steuerwissenschaften Osnabrück
Contact:
E-Mail: gruen@kessler-partner.com
Secretary
Sylwia Orczykowski
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: orczykowski@kessler-partner.com

Jan-Philipp Lautebach
Lawyer
Associate
Focus Areas:
Languages:
German and English
Education:
- Studied law in Kiel
Contact:
E-Mail: lautebach@kessler-partner.com
Secretary
Rebecca Lissel
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: lissel@kessler-partner.com

Luis Antonio Guijarro Santos
Lawyer
Associate
Focus Areas:
- Commercial and Corporate Law
- Mergers & Acquisitions
- Banking Law, Capital Market Law
- Legal Advisor for Spanish-speaking Clients
Languages:
German, Spanish and English
Education:
- Studied law in Göttingen
Memberships:
- Deutsch-Spanische Juristenvereinigung e.V. (DSJV)
Contact:
E-Mail: guijarro@kessler-partner.com
Secretary
Carmen Wendelken
Tel: + 49 (0)421 – 460 23 0
Fax: + 49 (0)421 – 460 23 200
E-Mail: wendelken@kessler-partner.com