Projekti55 Oy

OYActive

Y-tunnus 0171359-8Aidasmäentie 22E, 00650 HelsinkiBusiness and other management consultancy activities· NACE 7020Est. 1975 · 51 years old1 employeesperttutolvanen.com

Overview Financials People & ownership Related companies

Projekti55 Oy is a Finnish OY based in Helsinki, operating in the Business and other management consultancy activities sector. Incorporated in 1975, the company has 1 employee and reported revenue of EUR 16K in its latest annual filing.

Revenue 2025

EUR 16K

-29% vs 2024

EBITDA margin

-56.9%

-339% vs 2024

Net profit 2025

EUR -10K

-296% vs 2024

Key ratios

See full ratios →

22.2%

This company

20212025

9.2×

This company

20212025

-71.4%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 16K	-29%
EBITDA	EUR -9K	-339%
Net profit	EUR -10K	-296%
Total assets	EUR 14K	0%
Equity	EUR 3K	-76%
Employees	1	—

Contact

Address

Aidasmäentie 22E, 00650 Helsinki

perttu@perttutolvanen.com

Website

perttutolvanen.com

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Frequently asked questions

What is the Y-tunnus number of Projekti55 Oy?

Projekti55 Oy is registered with PRH / YTJ under Y-tunnus 0171359-8.

What is the revenue of Projekti55 Oy?

Projekti55 Oy reported revenue of EUR 16K in 2025.

How many employees does Projekti55 Oy have?

Projekti55 Oy employs 1 people as of the latest annual report.

Who is the CEO of Projekti55 Oy?

Perttu Tapio Tolvanen is the CEO of Projekti55 Oy, in role since 2011.

Where is Projekti55 Oy headquartered?

Projekti55 Oy's registered address is Aidasmäentie 22-E.

Projekti55 Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Projekti55 Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Projekti55 Oy