Stian Vemmestad • 1971 • Stavanger • 23 roles • 11 shareholdings

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Roles

Management

Name	Role	Total operating income	Total equity	Shares
W WELLWORK INNOVATION AS	Managing Director/CEO	6,818,489	19,244,253	50 % indirectly
F FRENDELY AS	Managing Director/CEO	-	-179,066	5 % indirectly
H HYDRAWELL UK LIMITED	Managing Director/CEO	-	-	-
H HYDRA WELL INTERVENTION AS	Managing Director/CEO	114,989,909	-	-
R READ ANSA HOLDING AS	Managing Director/CEO	-	151,829,634	-
R READ ANSA TOP HOLDING AS	Managing Director/CEO	-	-	-
H HYDRAWELL HOLDING AS	Managing Director/CEO	-	-	-
H HYDRA SYSTEMS AS	Managing Director/CEO	12,253,571	11,780,222	-

Boards

Name	Role	Total operating income	Total equity	Shares
S SV EQUITY AS	Chairman	-	10,848,956	100 % directly
W WELLWORK INNOVATION AS	Board Member	6,818,489	19,244,253	50 % indirectly
C COILCOM AS	Board Member	-	-214,742	33 % indirectly
H HARTSTONE AS	Board Member	-	-121,712	25 % indirectly
N NYE NOSE HOLDING AS Closed	Board Member	-	2,336,054	10.88 % indirectly
G GIMLI AS	Board Member	897,600	-	7.49 % indirectly
F FRENDELY AS	Chairman	-	-179,066	5 % indirectly
S STUDIO OKER AS	Chairman	16,885,855	1,731,160	-
M MENTO HOLDING AS	Board Member	-	43,235,313	-
N NOSE HOLDING AS Closed	Board Member	-	348,780	-
R READ ANSA TOP HOLDING AS	Chairman	-	-	-
W WELLCONNECTION GROUP AS	Board Member	-	-12,030,442	-
R READ ANSA HOLDING AS	Chairman	-	151,829,634	-
M MENTO AS	Board Member	953,385,278	139,063,229	-
B BRØDREGATA 7 AS	Chairman	406,746	5,025,226	-

Last update: Sep 8, 2026

Related industries

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Goods and trade
Purchase and sale
Services
Counseling
Services
Marketing
Industry and manufacturing
Metal

Direct relationships

5

Shares owned by Stian Vemmestad

Name	Share class	Total operating income	Total equity	Share
S SV EQUITY AS	Ordinære aksjer	0	10,848,956	100 % directly
W WELLWORK INNOVATION AS		6,818,489	19,244,253	50 % indirectly
C COILCOM AS		0	-214,742	33 % indirectly
H HARTSTONE AS		0	-121,712	25 % indirectly
N NYE NOSE HOLDING AS Closed		0	2,336,054	10.88 % indirectly
A ANTENOR-OTG AS		24,197,271	3,165,086	10.09 % indirectly
K KAIROS TECHNOLOGY AS		13,961,501	0	7.49 % indirectly
G GIMLI AS		897,600	0	7.49 % indirectly
S SMARTAKVA AS		0	19,997	7.49 % indirectly
F FRENDELY AS		0	-179,066	5 % indirectly
O OTG AS		0	-1,581,879	3.34 % indirectly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025