JST HOLDING AS
Signals
- Driftsunderskudd 2025 Siste driftsresultat er negativt (−23k kr).
JST HOLDING AS is registered as a limited company in Klepp, Rogaland with organisation number 989137735. The business is classified under other specialised construction activities n.e.c. (NACE 43.990). The company was incorporated in 2005. Registered share capital is NOK 200,000, divided into 500 shares. The company's stated purpose is: “Investere i aksjer og andre selskaper og virksomheter, herunder deltakelse av enhver art i andre virksomheter og hva dermed står i forbindelse.”.
Key figures · 2025
Financial health · 2025
Who owns JST HOLDING AS?
JST HOLDING AS has 1 registered shareholder:
- JOHN SIGVE TJELTA 100.0%
Which companies does JST HOLDING AS own?
JST HOLDING AS holds stakes in 2 companies:
- DIATEK AS 100.0%
- LEIKVOLL'S KJERNEBORING AS 100.0%
Group structure
JST HOLDING AS er morselskap for 2 datterselskaper:
- DIATEK AS 100%
- LEIKVOLL'S KJERNEBORING AS 100%
Frequently asked questions about JST HOLDING AS
Who owns JST HOLDING AS?
JOHN SIGVE TJELTA is the largest registered owner, with 100.0%.
Where is JST HOLDING AS based?
JST HOLDING AS has its business address in Klepp Stasjon.
Property
8 companies are registered at this address.
The address this company is registered at, from the company register and matched against the cadastre. It does not say who owns the property — a company may be a tenant, and the address is often its accountant's. Source: Brønnøysundregistrene and © Kartverket.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.