Other cultural education
HOLMBERG HARMONI
HOLMBERG HARMONI is registered as a sole proprietorship in Porsgrunn, Telemark with organisation number 988149845. The business is classified under other cultural education (NACE 85.529).
Who owns HOLMBERG HARMONI?
No shareholders are registered for HOLMBERG HARMONI in open Norwegian sources. Shareholder data exists mainly for limited companies (AS/ASA).
Frequently asked questions about HOLMBERG HARMONI
Where is HOLMBERG HARMONI based?
HOLMBERG HARMONI has its business address in Porsgrunn.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.