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Tatu-Matti Koistinen
TK
Tatu-Matti Koistinen
Chief Executive Officer, Chango Oy
FI
5 active roles
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Companies & roles
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Companies & roles
Active roles
5 positions
Company
Role
Period
Ownership
Status
Chango Oy
CVR 2438509-9
Management
Chief Executive Officer
Since 2011
—
Active
TriathlonSuomi Oy
CVR 2672320-7
Board
Chairperson
Since 2015
—
Active
Treamer Oy
CVR 2699312-7
Board
Chairperson
Since 2017
—
Active
Treamer Finland Oy
CVR 2824489-1
Other
Deputy Member
Since 2020
—
Active
Uljas Digital Oy
CVR 3190316-5
Management
Chief Executive Officer
Since 2021
—
Active
Historical roles
3 positions
Company
Role
Period
Ownership
Status
Bonusway Oy
CVR 2417875-1
Other
Person with significant control
2014 – 2025
—
Active
Kopikot Oy
CVR 2472003-7
Management
Chief Executive Officer
2012 – 2024
—
Active
Kopikot Russia Oy
CVR 2580671-3
Other
Person with significant control
2013 – 2024
—
Active
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