JK Systems Oy

OYActive

Y-tunnus 0592405-0Suutarintie 7A-713, 04300 TuusulaConstruction of residential and non-residential buildings· NACE 4100Est. 1985 · 41 years old— employees

Overview Financials People & ownership Related companies

JK Systems Oy is a Finnish OY based in Tuusula, operating in the Construction of residential and non-residential buildings sector. Incorporated in 1985, the company reported revenue of EUR 150K in its latest annual filing.

Revenue 2025

EUR 150K

-47% vs 2024

EBITDA margin

6.9%

-81% vs 2024

Net profit 2025

EUR -1K

-104% vs 2024

Key ratios

See full ratios →

79.5%

This company

20212025

1.6×

This company

20212025

-0.9%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 150K	-47%
EBITDA	EUR 10K	-81%
Net profit	EUR -1K	-104%
Total assets	EUR 166K	+6%
Equity	EUR 132K	-9%
Employees	—	—

Contact

Address

Suutarintie 7A-713, 04300 Tuusula

Risika for professionals

Risika provides regulated workflow tools for finance, procurement and compliance teams that need monitoring, alerts and an API.

Visit risika.com

Frequently asked questions

What is the Y-tunnus number of JK Systems Oy?

JK Systems Oy is registered with PRH / YTJ under Y-tunnus 0592405-0.

What is the revenue of JK Systems Oy?

JK Systems Oy reported revenue of EUR 150K in 2025.

Who is the CEO of JK Systems Oy?

Jarmo Olavi Kainulainen is the CEO of JK Systems Oy, in role since 2018.

Where is JK Systems Oy headquartered?

JK Systems Oy's registered address is Suutarintie 7-A13.

JK Systems Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on JK Systems Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on JK Systems Oy