Information on data processing with regard to client relationships


I. Name and contact details of the person responsible for the
processing of the data and the data protection officer.

This advice applies for the proceeding of data by:
mensching plus Steuerberatungsgesellschaft mbH
Großer Burstah 45
20457 Hamburg
T: +49 (40) 368 096 90
F: +49 (40) 368 096 935, 

Data protection officer:
Carola Sieling
Technologiewerft GmbH, c/o Kanzlei Sieling
Gurlittstr. 24
20099 Hamburg,
T: +49 (40) 419 239 21
F: +49 (40) 419 239 22

II. Collection and storage of personal data as well as method and purpose and the usage of the data stored.

In case you mandate us we collect the following data: title, first and surname, email address, address, telephone / mobile number, information which is necessary for enforcement and defense of your claims within the scope of the mandate or the advice. The data is necessary for us in order to identify you as a client, to provide appropriate legal advice, to contact you with relation to invoices, to process potential liability claims as well as raising of claims against you. The processing of the data follows your request and is necessary in order to process your mandate appropriately and for the mutual fulfillment and obligation resulting from the contract of mandate pursuant to Art. 6 Abs. 1 S. 1 lit. b DSGVO for the mentioned purposes. The proceeded personal data is stored until the legal obligation to preserve records for lawyers (6 years after the expiration of the calendar year in which the mandate was terminated) and deleted afterwards unless we are obliged to store the data for a longer period of time due to fiscal or in terms of commercial (HGB, StGB, AO) and pursuant to Art. 6 Abs. 1 S. lit. c DSGVO or you have agreed to storing the data for a longer period of time pursuant to Art. 6 Abs. 1 S. 1 lit. a DSGVO.

III. Recipients of the data and passing on of data to third parties

A transfer of personal data to third parties for purposes other than those listed here does not take place. Insofar as this is necessary for the processing of the mandate according to Art. 6 Para. 1 S. 1 lit. b DSGVO or Art. 6 Para. 1S. 1 lit. f DSGVO personal data will be passed on to third parties.

This includes in particular the disclosure to public authorities, such as the tax office, for the purpose of correspondence as well as for the processing of the mandate. The data disclosed may be used by the third party exclusively for the purposes stated. The professional secrecy remains unaffected by this. Insofar as data subject to professional secrecy is concerned, it shall only be passed on to third parties in consultation with the client.

For the purposes mentioned in section 2, we use the following commissioned service providers, who may have access to client-related data under certain circumstances. A corresponding order processing agreement has been concluded with these service providers. Insofar as professional secrets are affected, this has been taken into account in the contracts:

• DATEV eG, Paumgartnerstr. 6-14, 90429 Nürnberg – Software & Support

• Siggelkow & Wucherpfennig GmbH, Wassermühlenstr. 10, 25436 Uetersen – IT & Support

• Ingentis Softwareentwicklung GmbH, Raudtener Straße 7, 90475 Nürnberg  – Software

• Clarilab GmbH & Co. KG, Platz der Einheit 2, 60327 Frankfurt am Main – Software concerns legal obligation according to Money Laundering Act

• fino taxtech GmbH, Universitätsplatz 12, 34127 Kassel – Software affects propertx tax

• ebuero AG, Hauptstraße 8, 10827 Berlin – Secretariat services

• FP Digital Business Solutions GmbH, Griesbergstr. 8, 31162 Bad Salzdetfurth – Digital signatures

• Rhenus Data Office GmbH, Industriestraße 5, 48301 Nottuln – File shredding

In addition, your data may be transmitted to postal and delivery services, house bank, tax advisor/auditor or the tax office.

IV. Your rights as person concerned

You have the right: – pursuant to Art. 7 Abs.3 DSGVO withdraw your once given consent at any time. As a consequence we will not carry on to proceed the data which was based on this consent, are not allowed to proceed the data in the future; – pursuant to Art. 15 DSGVO require information about the personal data proceeded by us. In particular you are entitled to demand information about the purposes of proceeding, the categories of personal data, the categories of receivers to whom your data shall be bared, the planed period of time with regard to storage, the existence of a right to correction, deletion, restriction of the proceeding or contradiction, the existence of a right of right of complaint, the source of your data insofar the data has not been processed by us as well as the existence of an automated decision making including profiling and if any significant information with regard to their particulars; – pursuant to Art. 16 DSGVO require the prompt correction of incomplete or completion of your already by us stored personal data; – pursuant to Art. 17 DSGVO require the deletion of your personal data stored by us, insofar as the proceeding is not necessary for the exertion of the right of free speech and information, for fulfillment of a legal obligation, for reasons of public interest or for enforcement, exertion or defense of legal claims; – pursuant to Art. 18 DSGVO demand the restriction of the proceeding of your personal data insofar as the accuracy of the data is contested by you, the proceeding is unlawful but you contradict the deletion and we are not in need of the data anymore, the data, thus, is required by you in order to enforce, execute or defend legal claims or you lodged an objection against the proceeding pursuant to Art. 21 DSGVO; – pursuant to Art. 20 DSGVO demand your personal data which you provided us with in a structured, usual and machine-parsable format or require the transmission to another person in authority and – pursuant to Art. 77 DSGVO complain to a controlling authority. Generally for such matter you can turn to the controlling authority at your usual residence or workplace or our registered business address. 

V. Right of objection

Insofar as your personal data is proceeded on the basis of legitimate intrest pursuant to Art. 6 Abs. 1 S. 1 lit. f DSGVO you are entitled to contradict the proceeding of your personal data pursuant to. Art. 21 DSGVO insofar as reasons are given resulting from your special personal situation. If you prefer to make use of your right of contradiction an email to our data protection officer is sufficient.