Lawyer and notary profile
Jan Hartmann
Civil-law notary (Notar) · Certified specialist in tenancy and condominium law (Fachanwalt für Miet- und Wohnungseigentumsrecht), Krause Creutzburg und Partner Rechtsanwälte, Berlin
- Checked in the official register of the German Federal Bar (BRAK) on 12 October 2026
- Overall rating 4.2 of 5
, from 32 reviews of the firm
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- Languages
- English
- Focus areas
- Architects' law (Architektenrecht), Private construction law (Baurecht (privates)), Real property law (Grundstücksrecht), Tenancy and lease law (Miet- und Pachtrecht), Condominium law (Wohnungseigentumsrecht)
Sources: Deutsche Anwaltauskunft des Deutschen Anwaltvereins, retrieved on 12 October 2026. Focus areas and opening hours are the lawyer's or firm's own words. Focus areas from the directories' fixed lists have an English label with the German term in brackets; all others stay in German.
Location of the firm
Reviews of the firm
4.2 of 5 Overall rating from 32 reviews on 2 platforms. How we calculate the overall rating
| Platform | Rating | Reviews | As of |
|---|---|---|---|
| 11880.com | 1.0 of 5 | 1 | 12 October 2026 not counted separately: shares its reviews with golocal, counted only once |
| golocal | 1.0 of 5 | 1 | 12 October 2026 |
| 4.4 of 5 | 31 | 12 October 2026 |
These reviews apply to the firm, not to individual lawyers.
Details from the official lawyer register
- Name
- Jan Hartmann
- Professional title
- Lawyer (Rechtsanwalt)
- Specialist titles
- Certified specialist in tenancy and condominium law (Fachanwalt für Miet- und Wohnungseigentumsrecht)
- Regional bar association
- Berlin
- Admitted since
- 18 January 2007
- Law firm
- Krause Creutzburg und Partner Rechtsanwälte
- Firm address
- Knaackstraße 22/24, 10405 Berlin
- Further office
- Heubergredder 12, 22297 Hamburg
- Phone
- 030-4848820
- Fax
- 030-4848248
- j.hartmann@rkkm.de
- Website
- www.rkkm.de
- Identifier in the special electronic lawyer mailbox (beA)
- DE.BRAK.af4b9e8a-5f7d-4f38-917e-1075c0c92426.79b5
Source: Official lawyer register of the German Federal Bar under section 31 of the Federal Lawyers' Act (BRAO). The register is kept in German. We show names and addresses as the register gives them and add an English description to German professional titles.
Details from the register of notaries (Notarverzeichnis) of the Federal Chamber of Notaries (Bundesnotarkammer)
- Name
- Jan Hartmann
- Official title
- Lawyer and civil-law notary (Rechtsanwalt und Notar)
- Official seat (Amtssitz)
- Berlin
- Chamber of notaries
- Notarkammer Berlin
- Appointed since
- 19 December 2019
- Partnership
- Krause Creutzburg & Partner
- Office
- Knaackstraße 22-24, 10405 Berlin
- Phone
- 030/4848820
- Fax
- 030/48488248
- hartmann@krause-creutzburg.de
Source: Notarverzeichnis der Bundesnotarkammer (§ 78l BNotO), as of 28 October 2026. The register is kept in German.
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