Constantin Sergiu Jianu is a private shareholder with an estimated portfolio value of NOK 30.1m. Constantin Sergiu Jianu holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 30.1m

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Constantin Sergiu Jianu owns

Company	Stake	Value (est.)
TMTS AS	100.0%	NOK 30.0m

Roles

Daglig leder

2 selskaper

TMT DRIFT DA 930242888

TRONDHEIM MAGE- OG TARMSENTER AS 928487962

Styrets leder

2 selskaper

TMTS AS 926121383

TRONDHEIM MAGE- OG TARMSENTER AS 928487962

Innehaver

1 selskap

CONSTANTIN SERGIU JIANU 913375637

Styremedlem

1 selskap

STOKKØY BÅTFORENING 922873461

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.