Seiniksi Oy

OYActive

Y-tunnus 1644733-3Mariankatu 25A-2511, 15110 LahtiArchitectural activities· NACE 7111Est. 2001 · 25 years old0 employees

Overview Financials People & ownership Related companies

Seiniksi Oy is a Finnish OY based in Lahti, operating in the Architectural activities sector. Incorporated in 2001, the company has 0 employees and reported revenue of EUR 11K in its latest annual filing.

Revenue 2025

EUR 11K

-28% vs 2024

EBITDA margin

-108.5%

-65% vs 2024

Net profit 2025

EUR -3K

+86% vs 2024

Key ratios

See full ratios →

96.1%

This company

20212025

2.4×

This company

20212025

-3.3%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 11K	-28%
EBITDA	EUR -12K	-65%
Net profit	EUR -3K	+86%
Total assets	EUR 100K	-27%
Equity	EUR 96K	-11%
Employees	0	—

Contact

Address

Mariankatu 25A-2511, 15110 Lahti

Phone

+3580405406060

gronqvistmatti@gmail.com

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Frequently asked questions

What is the Y-tunnus number of Seiniksi Oy?

Seiniksi Oy is registered with PRH / YTJ under Y-tunnus 1644733-3.

What is the revenue of Seiniksi Oy?

Seiniksi Oy reported revenue of EUR 11K in 2025.

Who is the CEO of Seiniksi Oy?

Matti Kalle Grönqvist is the CEO of Seiniksi Oy.

Where is Seiniksi Oy headquartered?

Seiniksi Oy's registered address is Mariankatu 25-A11.

Seiniksi Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Seiniksi Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Seiniksi Oy