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Lawyer profile

Ozan Atas

Certified specialist in immigration law (Fachanwalt für Migrationsrecht), Certified specialist in social security law (Fachanwalt für Sozialrecht), Maibaum Rechtsanwalts GmbH, Cologne

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At a glance

Languages
English, Turkish
Focus areas
Naturalisation and nationality law (Einbürgerungs- und Staatsangehörigkeitsrecht), Immigration law (Migrationsrecht)
Opening hours
  • Monday 09:00 to 17:00
  • Tuesday 09:00 to 17:00
  • Wednesday 09:00 to 17:00
  • Thursday 09:00 to 17:00
  • Friday 09:00 to 17:00
  • Saturday closed
  • Sunday closed

Sources: Google, retrieved on 24 October 2026; Deutsche Anwaltauskunft des Deutschen Anwaltvereins, retrieved on 13 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 Gustav-Heinemann-Ufer 56, 50968 Köln
Gustav-Heinemann-Ufer 56, 50968 Köln. Map: © OpenStreetMap contributors

Reviews of the firm

4.9 of 5 Overall rating from 329 reviews on 3 platforms. How we calculate the overall rating

PlatformRatingReviewsAs of
golocal5.0 of 52412 October 2026
Google4.9 of 517013 October 2026
ProvenExpert5.0 of 513512 October 2026

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

Details from the official lawyer register

Name
Ozan Atas
Professional title
Lawyer (Rechtsanwalt)
Specialist titles
Certified specialist in immigration law (Fachanwalt für Migrationsrecht), Certified specialist in social security law (Fachanwalt für Sozialrecht)
Regional bar association
Köln
Admitted since
14 September 2018
Law firm
Maibaum Rechtsanwalts GmbH
Firm address
Gustav-Heinemann-Ufer 56, 50968 Köln
Phone
0221-59813594
Fax
0221-59813595
E-mail
info@ra-maibaum.de
Website
www.ra-maibaum.de
Identifier in the special electronic lawyer mailbox (beA)
DE.BRAK.31be88ff-111d-4f52-90a5-b60fab4d3b09.3c37

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.

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