What is the Y-tunnus number of Expert Systems Oy Matti Aaltonen?

Expert Systems Oy Matti Aaltonen is registered with PRH / YTJ under Y-tunnus 0662332-1.

Who is the CEO of Expert Systems Oy Matti Aaltonen?

Matti Akseli Aaltonen is Chief Executive Officer of Expert Systems Oy Matti Aaltonen, in role since 1987.

Who is the chairman of Expert Systems Oy Matti Aaltonen?

Matti Akseli Aaltonen chairs the board of Expert Systems Oy Matti Aaltonen, in role since 2008.

Where is Expert Systems Oy Matti Aaltonen headquartered?

Expert Systems Oy Matti Aaltonen's registered address is Tunturikatu 1-C45.

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Expert Systems Oy Matti Aaltonen

OYDissolved

Y-tunnus 0662332-1Tunturikatu 1C-145, 00100 HelsinkiComputer programming activities · NACE 6210Est. 1987 · 38 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	2026
Revenue	0	0	0	0	0
Staff expenses	—	−0	−0	−0	−0
EBITDA	−0	−0	−0	−0	−0
Depreciation & amort.	—	−0	−0	−0	−0
EBIT	−0	−0	−0	−0	−0
Net financials	—	0	0	0	0
Profit before tax	−0	−0	1	−0	−0
Tax	−0	−0	−0	−0	−0
Net profit	−0	−0	1	−0	−0

Balance sheet

EUR thousands

Item	2022	2023	2024	2025	2026
Total assets	21	19	1 730	16	14
Equity	21	19	1 727	16	14
Long-term debt	—	0	0	0	0
Short-term debt	0	0	2	0	0
Total debt	0	0	2	0	0

Financial ratios

5-year trend

EBITDA margin

-19300.0%

This company

15.8%

Market median

-122252% vs market

20222026

Equity ratio

100.0%

This company

38.2%

Market median

+162% vs market

20222026

Return on equity

-1.3%

This company

18.4%

Market median

-107% vs market

20222026

Net profit margin

-19300.0%

This company

8.1%

Market median

-238372% vs market

20222026

Asset turnover

0.00×

This company

1.12×

Market median

-100% vs market

20222026

Debt / equity

0.00×

This company

0.62×

Market median

+100% vs market

20222026

Annual reports & filings

Annual report 2026
Filed via PRH / YTJ · Period 2025-04-01 – 2026-03-31
View PDF
Annual report 2025
Filed via PRH / YTJ · Period 2024-04-01 – 2025-03-31
View PDF
Annual report 2024
Filed via PRH / YTJ · Period 2023-04-01 – 2024-03-31
View PDF
Annual report 2023
Filed via PRH / YTJ · Period 2022-04-01 – 2023-03-31
View PDF
Annual report 2022
Filed via PRH / YTJ · Period 2021-04-01 – 2022-03-31
View PDF

Expert Systems Oy Matti Aaltonen

Financials

Revenue

EBITDA

Income statement

Balance sheet

Financial ratios

Annual reports & filings

More on Expert Systems Oy Matti Aaltonen

Financials

Revenue

EBITDA

Income statement

Balance sheet

Financial ratios

Annual reports & filings

More on Expert Systems Oy Matti Aaltonen