By Aatos Oy

OYDissolved

Y-tunnus 3185291-9Mechelininkatu 2A-219, 00100 HelsinkiIndustrial product and fashion design activities· NACE 7411Est. 2021 · 5 years old0 employeeswww.byaatos.com

Overview Financials People & ownership Related companies

By Aatos Oy is a Finnish OY based in Helsinki, operating in the Industrial product and fashion design activities sector. Incorporated in 2021, the company has 0 employees and reported revenue of EUR 1K in its latest annual filing.

Revenue 2025

EUR 1K

+58% vs 2024

EBITDA margin

-17.9%

+98% vs 2024

Net profit 2025

EUR -577

+95% vs 2024

Key ratios

See full ratios →

-23895.6%

This company

20232025

0.0×

This company

20232025

-424.3%

This company

20232025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 1K	+58%
EBITDA	EUR -252	+98%
Net profit	EUR -577	+95%
Total assets	EUR 136	-90%
Equity	EUR -32K	-2%
Employees	0	—

Contact

Address

Mechelininkatu 2A-219, 00100 Helsinki

Phone

+3580505203004

petra@petralassenius.com

Website

www.byaatos.com

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Frequently asked questions

What is the Y-tunnus number of By Aatos Oy?

By Aatos Oy is registered with PRH / YTJ under Y-tunnus 3185291-9.

What is the revenue of By Aatos Oy?

By Aatos Oy reported revenue of EUR 1K in 2025.

Who is the chairman of By Aatos Oy?

Petra Johanna Lassenius chairs the board of By Aatos Oy.

Where is By Aatos Oy headquartered?

By Aatos Oy's registered address is Mechelininkatu 2-A19.

By Aatos Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on By Aatos Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on By Aatos Oy