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Sejo Oy
OY
Active
Y-tunnus 0637475-9
Kärkikuja 3, 01740
Vantaa
Wholesale of hardware, plumbing and heating equipment and supplies
·
NACE 4684
Est. 1986 · 39 years old
35 employees
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Wholesale of hardware, plumbing and heating equipment and supplies
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Sejo Oy
Overview
Financials
People & ownership
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People & ownership
Ledelse
Aktivt ansatte i selskabet
Name
Role
Member since
Current (3)
JJ
Jari Juhani Viita
Chief Executive Officer
Chief Executive Officer
2021
ST
Suvi Tuulikki Pietarinen
Deputy Member
Deputy Member
2023
TR
Timo Risto Tapani Eerola
Deputy auditor
Deputy auditor
2022
Former (5)
AJ
Anders Johan Svennas
Audit
Audit
2022 – 2023
EA
Esa Antti Kalevi Hemmilä
Chief Executive Officer
Chief Executive Officer
1994 – 2021
PS
Pekka Sakari Hietala
Deputy auditor
Deputy auditor
2005 – 2021
BC
Bengt Christer Valdemar Nyholm
Audit
Audit
2005 – 2022
SV
Sari Vilja Pietarinen
Deputy Member
Deputy Member
1994 – 2023
Bestyrelse
Ikke-udøvende tilsyn
Name
Role
Member since
Current (1)
MU
Mikko Untamo Pietarinen
Board of Directors
Board of Directors
2023
Former (1)
JU
Jarmo Untamo Pietarinen
Board of Directors
Board of Directors
2020 – 2023
Aktionærer
Pr. seneste årsrapport
Shareholder
Type
Ownership
Votes
Since
Masino Group Oy
Company
100%
100%
2023
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
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Headline figures, risk assessment and company summary
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Revenue, EBITDA, balance sheet and 5-year trend
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Corporate hierarchy, parent and subsidiary network