Research and experimental development on social sciences and humanities
ELLEFSEN RESEARCH SERVICES
ELLEFSEN RESEARCH SERVICES is registered as a sole proprietorship in Oslo, Oslo with organisation number 920894119. The business is classified under research and experimental development on social sciences and humanities (NACE 72.200).
Who owns ELLEFSEN RESEARCH SERVICES?
No shareholders are registered for ELLEFSEN RESEARCH SERVICES in open Norwegian sources. Shareholder data exists mainly for limited companies (AS/ASA).
Frequently asked questions about ELLEFSEN RESEARCH SERVICES
Where is ELLEFSEN RESEARCH SERVICES based?
ELLEFSEN RESEARCH SERVICES has its business address in Oslo.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.