What is the Y-tunnus number of Tammerbitumi Oy?

Tammerbitumi Oy is registered with PRH / YTJ under Y-tunnus 0852921-6.

What is the revenue of Tammerbitumi Oy?

Tammerbitumi Oy reported revenue of EUR 7,9M in 2025.

Timo Antero Ahomäki is Chief Executive Officer of Tammerbitumi Oy, in role since 2011.

Karl Fredrik Karlsson chairs the board of Tammerbitumi Oy, in role since 2024.

Tammerbitumi Oy's registered address is Keisarinviitta 18.

OYActive

Y-tunnus 0852921-6Keisarinviitta 18, 33960 PirkkalaRoofing activities · NACE 4341Est. 1991— employees

Actively employed in the business

Name	Role	Member since
Current (1)
TT Tero Tapani Rajava Chief Executive Officer	Chief Executive Officer	2021
Former (5)
TA Timo Antero Ahomäki Chief Executive Officer	Chief Executive Officer	2011 – 2021
KI Kare Ilari Kotiranta Audit	Audit	2021 – 2023
VL Viivi Liisa Emilia Ahomäki Deputy Member	Deputy Member	2012 – 2024
SK Satu Kaarina Sullanmaa Deputy auditor	Deputy auditor	2013 – 2021
EO Eero Olavi Mattila Audit	Audit	2013 – 2021

Non-executive oversight

Name	Role	Member since
Current (2)
KF Karl Fredrik Karlsson	Chairperson	2024
HR Helena Rebecca Birgitta Ericsson Birck	Board of Directors	2024

As of last annual report

Shareholder	Type	Ownership	Votes	Since
Tahoma Oy	Company	100%	100%	2024

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