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Jan Birger Westholm
JB
Jan Birger Westholm
Stakeholder, Jan Westholm
Hornsbergsstrand 55
SE
4 active roles
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Companies & roles
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Companies & roles
Active roles
4 positions
Company
Role
Period
Ownership
Status
Jan Westholm
CVR 4609250230
Other
Stakeholder
Since 2003
—
Active
TS Telephone Information Systems Aktiebolag
CVR 5564189156
Board
Board of Directors
Since 2023
—
Dissolved
Medströms Kapitalförvaltning AB
CVR 5565688289
Board
Board of Directors
Since 2020
—
Active
Ringärlan AB
CVR 5567760508
Board
Board of Directors
Since 2019
—
Dissolved
Historical roles
3 positions
Company
Role
Period
Ownership
Status
Strömkällan i Stockholm AB
CVR 5566917513
Board
Deputy Board Member
2020 – 2021
—
Active
SingöAffären AB
CVR 5567826747
Board
Board of Directors
2022 – 2025
—
Active
Intervent Sweden AB
CVR 5569072423
Board
Deputy Board Member
2022 – 2022
—
Active
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