What is the Y-tunnus number of J&J Build Oy?

J&J Build Oy is registered with PRH / YTJ under Y-tunnus 3213155-8.

What is the revenue of J&J Build Oy?

J&J Build Oy reported revenue of EUR 187K in 2025.

Who is the CEO of J&J Build Oy?

Joni Kalevi Koski is Chief Executive Officer of J&J Build Oy, in role since 2021.

Who is the chairman of J&J Build Oy?

Jarkko Tapani Voutilainen chairs the board of J&J Build Oy, in role since 2021.

Where is J&J Build Oy headquartered?

J&J Build Oy's registered address is Tuusulantie 104.

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J&J Build Oy

OYDissolved

Y-tunnus 3213155-8Tuusulantie 104, 04340 TuusulaConstruction of residential and non-residential buildings · NACE 4100Est. 2021 · 5 years old— employees

Overview Financials People & ownership Related companies

Financials

Revenue

EUR millions

EBITDA

EUR millions

Income statement

EUR thousands

Item	2022	2023	2024	2025
Revenue	0	340	690	187
Staff expenses	—	−0	−0	−0
EBITDA	−9	8	40	−35
Depreciation & amort.	—	−0	−0	−0
EBIT	−9	8	40	−35
Net financials	−26	−55	−5	0
Profit before tax	−35	−47	34	−35
Tax	−0	−0	−0	−0
Net profit	−35	−47	34	−35

Balance sheet

EUR thousands

Item	2022	2023	2024	2025
Total assets	1 107	842	213	0
Equity	5	−42	56	−34
Long-term debt	370	334	212	34
Short-term debt	732	550	0	1
Total debt	1 102	884	21 204	35

Financial ratios

5-year trend

EBITDA margin

-18.6%

This company

15.8%

Market median

-218% vs market

20222025

Equity ratio

-12222.8%

This company

38.2%

Market median

-32097% vs market

20222025

Return on equity

-3490700.0%

This company

18.4%

Market median

-18971296% vs market

20222025

Net profit margin

-18.6%

This company

8.1%

Market median

-330% vs market

20222025

Asset turnover

666.85×

This company

1.12×

Market median

+59440% vs market

20222025

Debt / equity

1.01×

This company

0.62×

Market median

-63% vs market

20222025

Annual reports & filings

Annual report 2025
Filed via PRH / YTJ · Period 2024-11-01 – 2025-10-31
View PDF
Annual report 2024
Filed via PRH / YTJ · Period 2023-11-01 – 2024-10-31
View PDF
Annual report 2023
Filed via PRH / YTJ · Period 2022-11-01 – 2023-10-31
View PDF
Annual report 2022
Filed via PRH / YTJ · Period 2021-05-24 – 2022-10-31
View PDF

J&J Build Oy

Financials

Revenue

EBITDA

Income statement

Balance sheet

Financial ratios

Annual reports & filings

More on J&J Build Oy

Financials

Revenue

EBITDA

Income statement

Balance sheet

Financial ratios

Annual reports & filings

More on J&J Build Oy