Joni Antero Silvennoinen

Board of Directors, Oy LS Kehitys Ab

FI18 active roles

Active roles

directorships & management

Past roles

historical positions

Dissolved companies

in directorship history

Career timeline

2026 – now
Board of Directors, Strategiatislaamo Oy
2026 – now
Deputy Member, ARVO Health Technologies Oy
2025 – now
Board of Directors, Otava Tilipalvelut Oy
2025 – now
Board of Directors, Tilitalo Nova Oy
2024 – now
Board of Directors, Viljo Solutions Oy
2024 – now
Board of Directors, HR Services Group Oy
2023 – now
Board of Directors, Oy LS Kehitys Ab
2022 – now
Board of Directors, Epic Partners Oy
2022 – now
Board of Directors, VT Core Oy Uusimaa
2022 – now
Board of Directors, Oy Section 8 Ab
2021 – now
Board of Directors, BookMaster Oy
2021 – now
Board of Directors, WF Turku Oy
2021 – now
Board of Directors, The Soul Box Oy
2020 – now
Board of Directors, TS Progress Oy
2020 – now
Board of Directors, Oy UG Parent Ab
2020 – 2021
Chairperson, Asunto Oy Oulun Torni, Sairaalanrinne
2020 – 2020
Board of Directors, Heinikko Capital Oy
2020 – 2020
Board of Directors, Oy Ratu Ab
2020 – 2020
Board of Directors, JJN Invest Oy
2019 – now
Board of Directors, Isännöinti Sajor Oy
2019 – now
Board of Directors, Varsinais-Suomen TT Oy
2019 – 2021
Chairperson, As Oy Lahden Vuoripojankatu 17
2018 – 2025
Chairperson, Asunto Oy Hollolan Harjukoivu
2018 – 2021
Chairperson, As Oy Lahden Timantti
2016 – 2019
Chairperson, Turun Työväen Rakennus- ja Asunto-osakeyhtiö Päivänsäde
2013 – now
Board of Directors, Epic John Silver Oy

Personal details

Nationality

Company	Role	Period	Ownership	Status
Oy LS Kehitys Ab CVR 0134663-6	BoardBoard of Directors	Since 2023	—	Active
Otava Tilipalvelut Oy CVR 0590441-2	BoardBoard of Directors	Since 2025	—	Active
BookMaster Oy CVR 1769903-0	BoardBoard of Directors	Since 2021	—	Active
TS Progress Oy CVR 2101960-8	BoardBoard of Directors	Since 2020	—	Active
Tilitalo Nova Oy CVR 2189743-5	BoardBoard of Directors	Since 2025	—	Active
Isännöinti Sajor Oy CVR 2241521-5	BoardBoard of Directors	Since 2019	—	Active
Epic John Silver Oy CVR 2543438-2	BoardBoard of Directors	Since 2013	—	Active
Epic Partners Oy CVR 2750355-6	BoardBoard of Directors	Since 2022	—	Active
Strategiatislaamo Oy CVR 2885323-2	BoardBoard of Directors	Since 2026	—	Active
Varsinais-Suomen TT Oy CVR 3089825-3	BoardBoard of Directors	Since 2019	—	Active
Oy UG Parent Ab CVR 3121366-6	BoardBoard of Directors	Since 2020	—	Active
VT Core Oy Uusimaa CVR 3159903-6	BoardBoard of Directors	Since 2022	—	Active
Oy Section 8 Ab CVR 3159904-4	BoardBoard of Directors	Since 2022	—	Active
WF Turku Oy CVR 3192897-9	BoardBoard of Directors	Since 2021	—	Active
The Soul Box Oy CVR 3195794-8	BoardBoard of Directors	Since 2021	—	Active
Viljo Solutions Oy CVR 3413364-5	BoardBoard of Directors	Since 2024	—	Active
HR Services Group Oy CVR 3425169-2	BoardBoard of Directors	Since 2024	—	Active
ARVO Health Technologies Oy CVR 3594438-6	OtherDeputy Member	Since 2026	—	Active

Company	Role	Period	Ownership	Status
As Oy Lahden Vuoripojankatu 17 CVR 0240315-3	BoardChairperson	2019 – 2021	—	Active
Turun Työväen Rakennus- ja Asunto-osakeyhtiö Päivänsäde CVR 1797534-9	BoardChairperson	2016 – 2019	—	Active
Asunto Oy Hollolan Harjukoivu CVR 2519672-4	BoardChairperson	2018 – 2025	—	Active
As Oy Lahden Timantti CVR 2738596-7	BoardChairperson	2018 – 2021	—	Active
Asunto Oy Oulun Torni, Sairaalanrinne CVR 3008595-7	BoardChairperson	2020 – 2021	—	Active
Heinikko Capital Oy CVR 3121310-5	BoardBoard of Directors	2020 – 2020	—	Active
Oy Ratu Ab CVR 3121323-6	BoardBoard of Directors	2020 – 2020	—	Active
JJN Invest Oy CVR 3121336-7	BoardBoard of Directors	2020 – 2020	—	Active

Person	Role	Shared companies	Profile
MS Mikko-Petri Sillanpää	Audit	2companies	View profile
MK Minna Kristiina Merilahti	Chief Executive Officer	2companies	View profile
JJ Jani Juha Jalmari Mäkelä	Deputy auditor	2companies	View profile
JJ Jari Juhani Sairanen	Deputy Member	1company	View profile
EL Elias Lauri Johannes Sarén	Chief Executive Officer	1company	View profile

Company	Role	Period	Ownership	Status
Oy LS Kehitys Ab CVR 0134663-6	BoardBoard of Directors	Since 2023	—	Active
Otava Tilipalvelut Oy CVR 0590441-2	BoardBoard of Directors	Since 2025	—	Active
BookMaster Oy CVR 1769903-0	BoardBoard of Directors	Since 2021	—	Active
TS Progress Oy CVR 2101960-8	BoardBoard of Directors	Since 2020	—	Active
Tilitalo Nova Oy CVR 2189743-5	BoardBoard of Directors	Since 2025	—	Active
Isännöinti Sajor Oy CVR 2241521-5	BoardBoard of Directors	Since 2019	—	Active
Epic John Silver Oy CVR 2543438-2	BoardBoard of Directors	Since 2013	—	Active
Epic Partners Oy CVR 2750355-6	BoardBoard of Directors	Since 2022	—	Active
Strategiatislaamo Oy CVR 2885323-2	BoardBoard of Directors	Since 2026	—	Active
Varsinais-Suomen TT Oy CVR 3089825-3	BoardBoard of Directors	Since 2019	—	Active
Oy UG Parent Ab CVR 3121366-6	BoardBoard of Directors	Since 2020	—	Active
VT Core Oy Uusimaa CVR 3159903-6	BoardBoard of Directors	Since 2022	—	Active
Oy Section 8 Ab CVR 3159904-4	BoardBoard of Directors	Since 2022	—	Active
WF Turku Oy CVR 3192897-9	BoardBoard of Directors	Since 2021	—	Active
The Soul Box Oy CVR 3195794-8	BoardBoard of Directors	Since 2021	—	Active
Viljo Solutions Oy CVR 3413364-5	BoardBoard of Directors	Since 2024	—	Active
HR Services Group Oy CVR 3425169-2	BoardBoard of Directors	Since 2024	—	Active
ARVO Health Technologies Oy CVR 3594438-6	OtherDeputy Member	Since 2026	—	Active

Company	Role	Period	Ownership	Status
As Oy Lahden Vuoripojankatu 17 CVR 0240315-3	BoardChairperson	2019 – 2021	—	Active
Turun Työväen Rakennus- ja Asunto-osakeyhtiö Päivänsäde CVR 1797534-9	BoardChairperson	2016 – 2019	—	Active
Asunto Oy Hollolan Harjukoivu CVR 2519672-4	BoardChairperson	2018 – 2025	—	Active
As Oy Lahden Timantti CVR 2738596-7	BoardChairperson	2018 – 2021	—	Active
Asunto Oy Oulun Torni, Sairaalanrinne CVR 3008595-7	BoardChairperson	2020 – 2021	—	Active
Heinikko Capital Oy CVR 3121310-5	BoardBoard of Directors	2020 – 2020	—	Active
Oy Ratu Ab CVR 3121323-6	BoardBoard of Directors	2020 – 2020	—	Active
JJN Invest Oy CVR 3121336-7	BoardBoard of Directors	2020 – 2020	—	Active