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Lawyer and notary profile

Johannes Haas, LL.B.

Lawyer (Rechtsanwalt), Civil-law notary (Notar), Dittmar Rechtsanwälte Partnerschaft mbB, Hannover

At a glance

Languages
English
Focus areas
Gesellschaftsrecht, Immobilienrecht, Erbrecht, Ehe- und Familienrecht

Sources: the firm's website, retrieved on 24 October 2026. Focus areas and opening hours are the lawyer's or firm's own words.

Location of the firm

Karte der Umgebung von Warmbüchenstraße 16, 30159 Hannover
Warmbüchenstraße 16, 30159 Hannover. Karte: © OpenStreetMap-Mitwirkende

Reviews of the firm

4.4 of 5 Overall rating from 8 reviews on 1 platform. How we calculate the overall rating

Google: 4.9 of 5, 8 reviews, as of 22 October 2026

These reviews apply to the firm, not to individual lawyers.

Details from the official lawyer register

Name
Johannes Haas, LL.B.
Professional title
Lawyer (Rechtsanwalt)
Regional bar association
Celle
Admitted since
27 November 2018
Law firm
Dittmar Rechtsanwälte Partnerschaft mbB
Firm address
Warmbüchenstraße 16, 30159 Hannover
Phone
0511-39089770
Fax
0511-39089799
E-mail
info@dittmar-law.com
Website
www.dittmar-law.com
Identifier in the special electronic lawyer mailbox (beA)
DE.BRAK.32c21ddd-6d29-4ffa-9f07-57d85460fc06.e2a2

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 Bundesnotarkammer

Name
Johannes Haas, LL.B.
Official title
Lawyer and civil-law notary (Rechtsanwalt und Notar)
Official seat (Amtssitz)
Hannover
Chamber of notaries
Notarkammer Celle
Appointed since
9 February 2026
Office
Warmbüchenstraße 16, 30159 Hannover
Phone
0511 39089770
E-mail
johannes.haas@dittmar-law.com

Source: Notarverzeichnis der Bundesnotarkammer (§ 78l BNotO), as of 28 October 2026. The register is kept in German.

Other lawyers at this firm

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