Naturalization law
Eligibility review, strategic applications, responses to authority requests and court action in case of delay.
SIERCK LAW FIRM · GERMAN LAW · AVAILABLE WORLDWIDE
Naturalization. Visa. Residence.
A clear path forward.
Strategic legal support for individuals, families and businesses – throughout Germany and digitally worldwide.
Initial consultation: €100 incl. VATSecure advance payment via SumUp · Video consultation via Zoom
Written communication: German, English, Hindi, Vietnamese and Spanish. Consultations: German or English. An interpreter can be booked for €50 after advance payment.
Focused expertise
German immigration law – with an international perspective.
Visa
Business, family reunification and national visas: the right category, complete evidence and support throughout the procedure.
Residence permits
Issue, renewal and change of purpose for family, studies, employment and self-employment.
Immigration & skilled workers
Opportunity Card, EU Blue Card and skilled immigration from entry plan to residence title.
Global client service
Your procedure in Germany. Your counsel anywhere.
The firm represents clients regardless of where they live before German missions abroad, immigration and naturalization authorities, and courts.
Supporting immigration from every country, with particular experience across:
USAIndienVietnamKuba – insbesondere FamilienzusammenführungArgentinienAustralienBahamasBarbadosBrasilienBrunei
Show all focus countries
ChileCosta RicaDominicaEl SalvadorVereinigte Arabische EmirateGeorgienGrenadaGuatemalaHondurasIsraelJapanKanadaKiribatiKolumbienMarshallinselnMauritiusMexikoMikronesienMoldauMonacoMontenegroNauruNeuseelandNicaraguaNordmazedonien (nur mit biometrischem Pass)PalauPanamaParaguayPeruSalomonenSamoaSan MarinoSt. Kitts und NevisSt. LuciaSt. Vincent und die GrenadinenSerbien (ausgenommen Pässe der Koordinacioni Uprava)SeychellenSingapurSüdkoreaTaiwan (Pass mit Personalausweisnummer)Timor-LesteTongaTrinidad und TobagoTuvaluUkraine (nur mit biometrischem Pass)UruguayVanuatuVatikanstadtVenezuela
The next clear step
From initial review to decision.
Assess the case
We clarify goals, status, deadlines and jurisdiction in a Zoom consultation.
Organize evidence
You receive a case-specific checklist. Gaps and risks are identified before filing.
Run the procedure
The firm handles applications, correspondence, deadlines and court action when necessary.
Let’s start with your case.
Book a Zoom video consultation for €100 incl. VAT. Payment is made securely in advance via SumUp.