Frank Heinrich Drenhaus

Civil-law notary (Notar) · Certified specialist in employment law (Fachanwalt für Arbeitsrecht), Certified specialist in tenancy and condominium law (Fachanwalt für Miet- und Wohnungseigentumsrecht), Gelsenkirchen

Checked in the official register of the German Federal Bar (BRAK) on 21 October 2026
Overall rating 3.8 of 5, from 23 reviews of the firm

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At a glance

Focus areas: Individual employment law (Individualarbeitsrecht), Rent levels / rent increases (Miethöhe / Mieterhöhung), Tenancy and lease law (Miet- und Pachtrecht), Residential tenancy law (Wohnraummietrecht), Condominium law (Wohnungseigentumsrecht)
Opening hours: Monday to Thursday 08:00 to 12:30, 13:30 to 18:00
Friday 08:00 to 12:30, 13:30 to 14:30

Sources: the firm's website, retrieved on 24 October 2026; 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

Map of the area around Neumarkt 1, 45879 Gelsenkirchen — Neumarkt 1, 45879 Gelsenkirchen. Map: © OpenStreetMap contributors

Reviews of the firm

3.8 of 5 Overall rating from 23 reviews on 1 platform. How we calculate the overall rating

Google: 3.7 of 5, 23 reviews, as of 22 October 2026

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

Details from the official lawyer register

Name: Frank Heinrich Drenhaus
Professional title: Lawyer (Rechtsanwalt)
Specialist titles: Certified specialist in employment law (Fachanwalt für Arbeitsrecht), Certified specialist in tenancy and condominium law (Fachanwalt für Miet- und Wohnungseigentumsrecht)
Regional bar association: Hamm
Admitted since: 30 March 1993
Firm address: Neumarkt 1, 45879 Gelsenkirchen
Phone: 0209-17959-0
Fax: 0209-1795999
E-mail: kanzlei@rda-anwaelte.de
Website: www.rda-anwaelte.de
Identifier in the special electronic lawyer mailbox (beA): DE.BRAK.4c07054c-12c6-47a6-95d8-1a542fb94dbc.1fb8

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: Frank Heinrich Drenhaus
Official title: Lawyer and civil-law notary (Rechtsanwalt und Notar)
Official seat (Amtssitz): Gelsenkirchen
Chamber of notaries: Westfälische Notarkammer
Appointed since: 17 October 2013
Partnership: RDA
Office: Neumarkt 1, 45879 Gelsenkirchen
Phone: 0209-179590
Fax: 0209-1795999
E-mail: notariat@rda-anwaelte.de

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

Law firm: Firm of Frank Heinrich Drenhaus, Frank Raguse and one more lawyer

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