Erik Wilhelm Thesleff Stiernstedt

Deputy Board Member, Optocorp AB

Grev Turegatan 78 Lgh 1104SE31 active roles

Active roles

directorships & management

Past roles

historical positions

Dissolved companies

in directorship history

Career timeline

2025 – now
Deputy Board Member, Optocorp AB
2025 – now
Board of Directors, Fiber Construction Northern Europe AB
2025 – now
Deputy Board Member, Optocorp Germany AB
2025 – now
Board of Directors, Open Infra Core 2025 AB
2024 – now
Board of Directors, Open Infra Core 2024 AB
2023 – now
Board of Directors, Open Infra Group AB
2023 – now
Board of Directors, Fiber Connection NA AB
2022 – now
Board of Directors, Stora Svartkrok Förvaltning AB
2022 – now
Board of Directors, Adamsberg Fastighetsförvaltning AB
2022 – now
Board of Directors, Open Infra ISP Production International AB
2022 – now
Board of Directors, Internetnord AB
2022 – now
Liquidator, Swedish Flat Weave AB
2022 – now
Board of Directors, Sonic Invest AB
2022 – now
Board of Directors, Open Infra USA AB
2022 – now
Board of Directors, Open Infra Business AB
2022 – now
Board of Directors, Open Infra UK AB
2022 – now
Board of Directors, Open Infra International AB
2022 – now
Board of Directors, Open Infra TopCo AB
2022 – now
Board of Directors, Open Infra US Assets AB (publ)
2022 – now
Board of Directors, Open Infra AB (publ)
2022 – now
Board of Directors, Open Infra MidCo AB
2022 – now
Board of Directors, Open Infra Core 2022 AB
2022 – now
Board of Directors, Open Infra Core 2023 AB
2022 – now
Board of Directors, FGI Finance AB
2022 – 2025
Board of Directors, Light Up Construction AB
2022 – 2025
Board of Directors, NAO Group AB
2020 – now
Board of Directors, Svensk Infrastruktur AB
2020 – now
Board of Directors, Open Infra Core AB
2020 – now
Board of Directors, Gardio AB
2020 – now
Board of Directors, Open Infra Operator AB
2020 – now
Board of Directors, Open Infra Mälardalen AB
2020 – now
Board of Directors, Open Infra Tyskland AB
2019 – now
Board of Directors, Tandpoolen Askrikegatan AB

Personal details

Nationality

Address

Grev Turegatan 78 Lgh 1104

Company	Role	Period	Ownership	Status
Optocorp AB CVR 5567236954	BoardDeputy Board Member	Since 2025	—	Active
Svensk Infrastruktur AB CVR 5567321566	BoardBoard of Directors	Since 2020	—	Active
Tandpoolen Askrikegatan AB CVR 5567508410	BoardBoard of Directors	Since 2019	—	Dissolved
Open Infra Core AB CVR 5568043250	BoardBoard of Directors	Since 2020	—	Active
Gardio AB CVR 5568094998	BoardBoard of Directors	Since 2020	—	Active
Open Infra Group AB CVR 5568216401	BoardBoard of Directors	Since 2023	—	Active
Stora Svartkrok Förvaltning AB CVR 5569233967	BoardBoard of Directors	Since 2022	—	Active
Adamsberg Fastighetsförvaltning AB CVR 5569501447	BoardBoard of Directors	Since 2022	—	Active
Open Infra Operator AB CVR 5569645707	BoardBoard of Directors	Since 2020	—	Active
Open Infra ISP Production International AB CVR 5590693957	BoardBoard of Directors	Since 2022	—	Active
Internetnord AB CVR 5590903752	BoardBoard of Directors	Since 2022	—	Active
Open Infra Mälardalen AB CVR 5591049670	BoardBoard of Directors	Since 2020	—	Dissolved
Fiber Construction Northern Europe AB CVR 5592136997	BoardBoard of Directors	Since 2025	—	Active
Open Infra Tyskland AB CVR 5592142516	BoardBoard of Directors	Since 2020	—	Active
Swedish Flat Weave AB CVR 5592514540	OtherLiquidator	Since 2022	—	Dissolved
Sonic Invest AB CVR 5592858012	BoardBoard of Directors	Since 2022	—	Dissolved
Open Infra USA AB CVR 5592919954	BoardBoard of Directors	Since 2022	—	Active
Open Infra Business AB CVR 5592919962	BoardBoard of Directors	Since 2022	—	Active
Open Infra UK AB CVR 5592919996	BoardBoard of Directors	Since 2022	—	Active
Open Infra International AB CVR 5593246324	BoardBoard of Directors	Since 2022	—	Active
Optocorp Germany AB CVR 5593309023	BoardDeputy Board Member	Since 2025	—	Active
Open Infra TopCo AB CVR 5593332280	BoardBoard of Directors	Since 2022	—	Active
Open Infra US Assets AB (publ) CVR 5593353237	BoardBoard of Directors	Since 2022	—	Active
Open Infra AB (publ) CVR 5593355927	BoardBoard of Directors	Since 2022	—	Active
Open Infra MidCo AB CVR 5593367179	BoardBoard of Directors	Since 2022	—	Active
Open Infra Core 2022 AB CVR 5593367187	BoardBoard of Directors	Since 2022	—	Dissolved
Open Infra Core 2023 AB CVR 5593376733	BoardBoard of Directors	Since 2022	—	Dissolved
FGI Finance AB CVR 5594045790	BoardBoard of Directors	Since 2022	—	Active
Fiber Connection NA AB CVR 5594200619	BoardBoard of Directors	Since 2023	—	Active
Open Infra Core 2024 AB CVR 5594766569	BoardBoard of Directors	Since 2024	—	Active
Open Infra Core 2025 AB CVR 5595273813	BoardBoard of Directors	Since 2025	—	Active

Company	Role	Period	Ownership	Status
Light Up Construction AB CVR 5593369761	BoardBoard of Directors	2022 – 2025	—	Active
NAO Group AB CVR 5593663940	BoardBoard of Directors	2022 – 2025	—	Active

Person	Role	Shared companies	Profile
US Ulf Strauss	Audit	2companies	View profile
JE Johan Erik Sundberg	Board of Directors	2companies	View profile
AJ Alexander Jacob Vilhelm Holman	Chairman	1company	View profile
GJ Gabriel Jacob Vilhelm Holman	Chief Executive Officer	1company	View profile
GE Gunnar Erik Brundin	Chairman	1company	View profile

Company	Role	Period	Ownership	Status
Optocorp AB CVR 5567236954	BoardDeputy Board Member	Since 2025	—	Active
Svensk Infrastruktur AB CVR 5567321566	BoardBoard of Directors	Since 2020	—	Active
Tandpoolen Askrikegatan AB CVR 5567508410	BoardBoard of Directors	Since 2019	—	Dissolved
Open Infra Core AB CVR 5568043250	BoardBoard of Directors	Since 2020	—	Active
Gardio AB CVR 5568094998	BoardBoard of Directors	Since 2020	—	Active
Open Infra Group AB CVR 5568216401	BoardBoard of Directors	Since 2023	—	Active
Stora Svartkrok Förvaltning AB CVR 5569233967	BoardBoard of Directors	Since 2022	—	Active
Adamsberg Fastighetsförvaltning AB CVR 5569501447	BoardBoard of Directors	Since 2022	—	Active
Open Infra Operator AB CVR 5569645707	BoardBoard of Directors	Since 2020	—	Active
Open Infra ISP Production International AB CVR 5590693957	BoardBoard of Directors	Since 2022	—	Active
Internetnord AB CVR 5590903752	BoardBoard of Directors	Since 2022	—	Active
Open Infra Mälardalen AB CVR 5591049670	BoardBoard of Directors	Since 2020	—	Dissolved
Fiber Construction Northern Europe AB CVR 5592136997	BoardBoard of Directors	Since 2025	—	Active
Open Infra Tyskland AB CVR 5592142516	BoardBoard of Directors	Since 2020	—	Active
Swedish Flat Weave AB CVR 5592514540	OtherLiquidator	Since 2022	—	Dissolved
Sonic Invest AB CVR 5592858012	BoardBoard of Directors	Since 2022	—	Dissolved
Open Infra USA AB CVR 5592919954	BoardBoard of Directors	Since 2022	—	Active
Open Infra Business AB CVR 5592919962	BoardBoard of Directors	Since 2022	—	Active
Open Infra UK AB CVR 5592919996	BoardBoard of Directors	Since 2022	—	Active
Open Infra International AB CVR 5593246324	BoardBoard of Directors	Since 2022	—	Active
Optocorp Germany AB CVR 5593309023	BoardDeputy Board Member	Since 2025	—	Active
Open Infra TopCo AB CVR 5593332280	BoardBoard of Directors	Since 2022	—	Active
Open Infra US Assets AB (publ) CVR 5593353237	BoardBoard of Directors	Since 2022	—	Active
Open Infra AB (publ) CVR 5593355927	BoardBoard of Directors	Since 2022	—	Active
Open Infra MidCo AB CVR 5593367179	BoardBoard of Directors	Since 2022	—	Active
Open Infra Core 2022 AB CVR 5593367187	BoardBoard of Directors	Since 2022	—	Dissolved
Open Infra Core 2023 AB CVR 5593376733	BoardBoard of Directors	Since 2022	—	Dissolved
FGI Finance AB CVR 5594045790	BoardBoard of Directors	Since 2022	—	Active
Fiber Connection NA AB CVR 5594200619	BoardBoard of Directors	Since 2023	—	Active
Open Infra Core 2024 AB CVR 5594766569	BoardBoard of Directors	Since 2024	—	Active
Open Infra Core 2025 AB CVR 5595273813	BoardBoard of Directors	Since 2025	—	Active

Company	Role	Period	Ownership	Status
Light Up Construction AB CVR 5593369761	BoardBoard of Directors	2022 – 2025	—	Active
NAO Group AB CVR 5593663940	BoardBoard of Directors	2022 – 2025	—	Active