Lawyer profile
Hagen Biermann
Certified specialist in insolvency and restructuring law (Fachanwalt für Insolvenz- und Sanierungsrecht), Trentmann PartGmbB Rechtsanwälte, Bremen
- Checked in the official register of the German Federal Bar (BRAK) on 21 October 2026
- Overall rating 4.5 of 5
, from 41 reviews of the firm
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- Languages
- English
- Focus areas
- Inheritance law (Erbrecht), Commercial tenancy law (Gewerberaummietrecht), Commercial law (Handelsrecht), Individual employment law (Individualarbeitsrecht), Insolvency law (Insolvenzrecht)
- 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 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
4.5 of 5 Overall rating from 41 reviews on 2 platforms. How we calculate the overall rating
| Platform | Rating | Reviews | As of |
|---|---|---|---|
| Das Örtliche | 4.5 of 5 | 21 | 21 October 2026 |
| 4.8 of 5 | 20 | 21 October 2026 |
These reviews apply to the firm, not to individual lawyers.
Details from the official lawyer register
- Name
- Hagen Biermann
- Professional title
- Lawyer (Rechtsanwalt)
- Specialist titles
- Certified specialist in insolvency and restructuring law (Fachanwalt für Insolvenz- und Sanierungsrecht)
- Regional bar association
- Bremen
- Admitted since
- 7 June 2001
- Law firm
- Trentmann PartGmbB Rechtsanwälte
- Firm address
- Obernstr. 39-43, 28195 Bremen
- Phone
- 0421-339470
- Fax
- 0421-3394780
- biermann@trentmann.info
- Identifier in the special electronic lawyer mailbox (beA)
- DE.BRAK.596877f6-3610-4c2e-a1f4-266346fcd64b.0992
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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