- Overview
- Langenfeld (Mettmann)
- Kay Sieker
Lawyer profile
Kay Sieker
Lawyer (Rechtsanwalt), Langenfeld
- Checked in the official register of the German Federal Bar (BRAK) on 22 October 2026
- Overall rating 4.1 of 5
, from 5 reviews of the firm
At a glance
- Opening hours
- Montag 09:00 bis 18:30
- Dienstag 09:00 bis 18:30
- Mittwoch 09:00 bis 18:30
- Donnerstag 09:00 bis 18:30
- Freitag 09:00 bis 18:30
- Samstag geschlossen
- Sonntag geschlossen
Sources: Google, retrieved on 24 October 2026. Focus areas and opening hours are the lawyer's or firm's own words.
Location of the firm
Reviews of the firm
4.1 of 5 Overall rating from 5 reviews on 1 platform. How we calculate the overall rating
Google
These reviews apply to the firm, not to individual lawyers.
Details from the official lawyer register
- Name
- Kay Sieker
- Professional title
- Lawyer (Rechtsanwalt)
- Regional bar association
- Düsseldorf
- Admitted since
- 26 March 2004
- Law firm
- Kay Sieker
- Firm address
- Auf dem Sändchen 18, 40764 Langenfeld
- Phone
- 02173-4994907
- Fax
- 02173-4994908
- anwalt@ksieker.de
- Identifier in the special electronic lawyer mailbox (beA)
- DE.BRAK.85544286-a517-4c65-aebb-bdf06faa5c03.8aaf
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.
Something wrong? Request a correction. We change details from the official register only when they have changed there.