General medical practice activities
DR. STEFAN MARTENS
DR. STEFAN MARTENS is registered as a sole proprietorship in Porsgrunn, Telemark with organisation number 982710561. The business is classified under general medical practice activities (NACE 86.210).
Former names: DR. STEFAN MARTENS SENTER FOR KLASSISK HOMEOPATI
Who owns DR. STEFAN MARTENS?
No shareholders are registered for DR. STEFAN MARTENS in open Norwegian sources. Shareholder data exists mainly for limited companies (AS/ASA).
Frequently asked questions about DR. STEFAN MARTENS
Where is DR. STEFAN MARTENS based?
DR. STEFAN MARTENS has its business address in Porsgrunn.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.