ETL Systeme AG StBG
Mauerstrasse 86-88
10117 Berlin

Phone: 030 2264 3002
Availability: Monday to Thursday from 09:00 to 17:30 and Friday from 09:00 to 15:00, except on public holidays

Chairman of the Supervisory Board
Lawyer Bernd Hollmann

Management Board
StB Torsten Lenk
WP/StB Dr. Andreas Nottmeier

Register entry
Register court: Berlin Local Court (Charlottenburg)
Register number: HRB 142076 B

Sales tax identification number

Competent chamber of tax consultants
Berlin Chamber of Tax Consultants, Berlin office

Tax consultant
The legal professional title of tax consultant/tax consultancy was awarded in the Federal Republic of Germany.

The profession of tax consultant is essentially subject to the following professional regulations:
a) Tax Consultancy Act (StBerG)
b) Implementing regulations for the Tax Consultancy Act (DVStB)
c) Professional Code of Conduct (BOStB)
d) Tax Consultant Remuneration Ordinance (StBVV)

The professional regulations can be viewed online at the Federal Chamber of Tax Consultants.

Service and information obligations

  1. The professional regulations to which we are subject within the meaning of Section 3 DL-InfoV can be found on the homepage of the Federal Chamber of Tax Consultants at (under "Ihr Steuerberater/Berufsrecht").
  2. In accordance with § 4 DL-InfoV, we would like to point out that the remuneration agreement concluded between us is valid. The StBVV also applies. The specific fees are determined by the circumstances of the individual case. We refer you to the homepage of the Federal Chamber of Tax Consultants at You will find further information there under "Your tax advisor/remuneration".
  3. General terms and conditions
  4. Professional indemnity insurance:
    Zurich Insurance plc Branch Office for Germany
    Riehler Street 90
    50657 Cologne

Scope: The territorial scope of the insurance cover is for services in the Federal Republic of Germany; foreign business premises are not maintained.

Participation in a dispute resolution procedure
We do not participate in dispute resolution proceedings before a consumer arbitration board within the meaning of the German Consumer Dispute Resolution Act (Verbraucherstreitbeilegungsgesetz - VBSG). However, we would like to point out that in the event of disputes concerning the client relationship, there is the possibility of appealing to the above-mentioned Chamber of Tax Consultants responsible for us for mediation in accordance with Section 76 (2) No. 3 StBerG.

Alternatively, you have the option of lodging a complaint on the EU's out-of-court dispute resolution platform. You can find this here: You can also find our e-mail address above.

Responsible editor
ETL Systeme AG StBG
Mauerstrasse 86-88
10117 Berlin