What is the Y-tunnus number of LessonLab Oy?

LessonLab Oy is registered with PRH / YTJ under Y-tunnus 3334336-8.

What is the revenue of LessonLab Oy?

LessonLab Oy reported revenue of EUR 143K in 2025.

LessonLab Oy employs 3 people as of the latest annual report.

Perttu Hermann Dietrich is the CEO of LessonLab Oy, in role since 2024.

LessonLab Oy's registered address is Isokatu 56.

OYActive

Y-tunnus 3334336-8Isokatu 56, 90100 OuluOther software publishing· NACE 5829Est. 2022 · 3 years old3 employeeslessonlab.org

Actively employed in the business

Name	Role	Member since
Current (1)
PH Perttu Hermann Dietrich Chief Executive Officer	Chief Executive Officer	2024
Former (1)
KM Kirsi Maria Aaltonen Deputy Member	Deputy Member	2023 – 2025

Non-executive oversight

Name	Role	Member since
Current (1)
MT Miska Tuomas Visuri Board of Directors	Board of Directors	2023
Former (1)
JY Jaakko Yrjänä Kujala Chairperson	Chairperson	2023 – 2025

As of last annual report

No shareholder data available.

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