Retermia Oy

OYActive

Y-tunnus 0468753-2Paininpuuntie 17, 18100 HeinolaEngineering activities and related technical consultancy · NACE 7112Est. 1982 · 44 years old— employees

Overview Financials People & ownership Related companies

Retermia Oy is a Finnish OY based in Heinola, operating in the Mechanical and process engineering design and technical consultancy sector. Incorporated in 1982, the company reported revenue of EUR 4,3M in its latest annual filing.

Revenue 2025

EUR 4,3M

-4% vs 2024

EBITDA margin

2.0%

-99% vs 2024

Equity ratio

29.5%

Financial strength

Net profit 2025

EUR 32K

-85% vs 2024

Key ratios

See full ratios →

29.5%

0.7×

0.9%

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 4,3M	-4%
EBITDA	EUR 84K	-99%
Net profit	EUR 32K	-85%
Total assets	EUR 3,5M	+8%
Equity	EUR 1M	+3%
Employees	—	—

Contact

Address

Paininpuuntie 17, 18100 Heinola

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Frequently asked questions

What is the Y-tunnus number of Retermia Oy?

Retermia Oy is registered with PRH / YTJ under Y-tunnus 0468753-2.

What is the revenue of Retermia Oy?

Retermia Oy reported revenue of EUR 4,3M in 2025.

Who is the CEO of Retermia Oy?

Otto Kustaa Joki is Audit of Retermia Oy, in role since 2015.

Who is the chairman of Retermia Oy?

Risto Matti Castrén chairs the board of Retermia Oy, in role since 2005.

Where is Retermia Oy headquartered?

Retermia Oy's registered address is Paininpuuntie 17.

Retermia Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Retermia Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Retermia Oy