Private · Person · registered roles
John Sigve Tjelta
Active in 3 companiesCEO · Chair · Board memberStavanger & Klepp
↳ Brreg · company_people
Role timeline
Leikvoll'S Kjerneboring AS
Daglig leder
Diatek AS
Daglig leder
Leikvoll'S Kjerneboring AS
Styrets leder
Diatek AS
Styrets leder
Forus Trav AS
Varamedlem
since 2017 · bars start at the registry's change date — full periods are not published
Across their companies3 · rolled up
Combined revenue
kr 37.5M +
Tenders won
0
Status
all active
Reach
3 industries
Brreg roles + Regnskap · rolled up across their companies — includes historical roles
Reach by industry
Operation of sports facilities
1
Other support activities for petroleum and natural gas extraction
1
Other specialised construction activities n.e.c.
1
Recent role changes
2026-07-13Became Varamedlem — Forus Trav AS
2021-02-04Became Styrets leder — Diatek AS
2020-04-21Became Styrets leder — Leikvoll'S Kjerneboring AS
2001-06-14Became Daglig leder — Diatek AS
1996-07-25Became Daglig leder — Leikvoll'S Kjerneboring AS
Signals
Multiple boardscurrent board roles at 2+ companies
computed from Brreg roles