Arkkitehtitoimisto Seppo Markku Oy

OYActive

Y-tunnus 0864358-8Rautatienkatu 19A, 15110 LahtiArchitectural activities · NACE 7111Est. 1991 · 34 years old— employees

Overview Financials People & ownership Related companies

Arkkitehtitoimisto Seppo Markku Oy is a Finnish OY based in Lahti, operating in the Architectural activities sector. Incorporated in 1991, the company reported revenue of EUR 125K in its latest annual filing.

Revenue 2025

EUR 125K

-51% vs 2024

EBITDA margin

-41.7%

+64% vs 2024

Equity ratio

59.2%

Financial strength

Net profit 2025

EUR -54K

+64% vs 2024

Key ratios

See full ratios →

59.2%

1.1×

-41.1%

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 125K	-51%
EBITDA	EUR -52K	+64%
Net profit	EUR -54K	+64%
Total assets	EUR 132K	-43%
Equity	EUR 78K	-46%
Employees	—	—

Contact

Address

Rautatienkatu 19A, 15110 Lahti

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Frequently asked questions

What is the Y-tunnus number of Arkkitehtitoimisto Seppo Markku Oy?

Arkkitehtitoimisto Seppo Markku Oy is registered with PRH / YTJ under Y-tunnus 0864358-8.

What is the revenue of Arkkitehtitoimisto Seppo Markku Oy?

Arkkitehtitoimisto Seppo Markku Oy reported revenue of EUR 125K in 2025.

Who is the CEO of Arkkitehtitoimisto Seppo Markku Oy?

Reijo Tapani Markku is Deputy Member of Arkkitehtitoimisto Seppo Markku Oy, in role since 2000.

Where is Arkkitehtitoimisto Seppo Markku Oy headquartered?

Arkkitehtitoimisto Seppo Markku Oy's registered address is Rautatienkatu 19-A.

Arkkitehtitoimisto Seppo Markku Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Arkkitehtitoimisto Seppo Markku Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Arkkitehtitoimisto Seppo Markku Oy