Risk grade updatedRisk gradeEvidence verified
20 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Business profile
Arkkitehtitoimisto Topi Tuominen Oy
Arkkitehtitoimisto Topi Tuominen Oy's registered office is Helsingfors. It is a limited company. The company was established on 1980-05-23. It operates in the industry of architectural activities. In its latest retained statement for 2025-12-31, revenue was €3,060 and operating profit was -€3,920.
Business ID 0562796-1ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0562796-1
- Sector
- Architectural activities
- Municipality
- Helsingfors
- Company form
- Limited company
- Registration date
- 1980-05-23
- Business ID registration date
- 1984-07-24
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Alppikatu 11 A 75, 00530, Helsingfors
Postal address: ALPPIKATU 11 B 64, 00530, Helsingfors
Phone: +358400503925Source observation
Website: https://topituominen.fiSource observation
People and decision-makers
Tuominen Topi-IlmariToimitusjohtaja
About Arkkitehtitoimisto Topi Tuominen Oy
Financial position and key figures for the company.
Arkkitehtitoimisto Topi Tuominen Oy's location municipality is Helsingfors. It is a limited company. The company was established on 1980-05-23. It operates in the industry of architectural activities. In its latest retained statement for 2025-12-31, revenue was €3,060 and operating profit was -€3,920. The latest retained financial statement for 2025-12-31 shows revenue of €3,060 and profit for the financial year of -€3,321. Based on the latest retained statement, revenue growth was -27.7%, operating margin was -133.0%, and equity ratio was +40.0%.
Auxiliary business names
Public alternate names materialized from source observations.
Topi Tuominen
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
0
0
Source observation
Derived indicators
Revenue growth-27.7%
Operating margin-133.0%
Equity ratio40.0%
Revenue€3,060-€1,170 (-27.7%) vs previous periodPrevious: €4,230
Operating profit (loss)-€3,920+€4,371 (+52.7%) vs previous periodPrevious: -€8,292
Profit (loss) for the financial year-€3,321+€4,374 (+56.8%) vs previous periodPrevious: -€7,695
Assets€4,342-€4,274 (-49.6%) vs previous periodPrevious: €8,617
Balance-sheet contextLatest financial period
Profit before taxes-€3,321Previous: No comparison value
Employees1Previous: 1
Revenue trend5 periods
€11,065
2021-12-31
€25,160
2022-12-31
€13,950
2023-12-31
€4,230
2024-12-31
€3,060
2025-12-31
Operating profit (loss) trend5 periods
€2,963
2021-12-31
-€504
2022-12-31
€4,551
2023-12-31
-€8,292
2024-12-31
-€3,920
2025-12-31
Profit (loss) for the financial year trend5 periods
€3,538
2021-12-31
€14
2022-12-31
€4,092
2023-12-31
-€7,695
2024-12-31
-€3,321
2025-12-31
Assets trend5 periods
€14,772
2021-12-31
€20,454
2022-12-31
€23,205
2023-12-31
€8,617
2024-12-31
€4,342
2025-12-31
Additional financial figures
The company's financial figures across different years.
Revenue 2025€3,060
Profit for the financial year 2025-€3,321
Balance sheet total 2025€4,342
| Metric | 2025 | 2024 | 2023 | 2022 | 2021 |
|---|---|---|---|---|---|
| Revenue | €3,060 | €4,230 | €13,950 | €25,160 | €11,065 |
| Revenue growth | -27,7 % | -69,7 % | -44,6 % | 127,4 % | 103,8 % |
| Operating profit | -€3,920 | -€8,292 | €4,551 | -€504 | €2,963 |
| EBIT margin | -133 % | -200 % | 35,7 % | -4 % | 27,3 % |
| Profit for the financial year | -€3,321 | -€7,695 | €4,092 | €14 | €3,538 |
| Profit before taxes | -€3,321 | - | €5,116 | €14 | €3,538 |
| Equity ratio | 40 % | 55,6 % | 54,2 % | 42,9 % | 56,3 % |
| Balance sheet total | €4,342 | €8,617 | €23,205 | €20,454 | €14,772 |
| Employees | 1 | 1 | 1 | - | - |
Financial ratios
Financial ratios based on financial statement data. Source: Lähdehavainto.
Equity ratioSatisfactory
50/100 · Declining
Current ratioSatisfactory
33/100 · Declining
Operating profit marginWeak
0/100 · Improving
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|---|
| Equity ratio | 56.3 % | 42.9 % | 54.2 % | 55.6 % | 40.0 % |
| Current ratio | 2.00x | 1.58x | 2.00x | 2.00x | 1.00x |
| Operating profit margin | 27.3 % | -4.0 % | 35.7 % | -200.0 % | -133.0 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0562796-1
VAT IDFI05627961
EU IDFIFPRO.0562796-1
MunicipalityHelsingfors
Current registered entries
1980-05-23Registered in Patent and Registration Office (Trade Register)
1984-07-24Registered in Tax Administration (Tax Administration)
1994-06-01VAT-liable for business activity in Tax Administration (VAT Register)
1995-03-01Registered in Tax Administration (Prepayment Register)
Responsible people
Public role relationships materialized from source observations.
Tuominen Topi-IlmariToimitusjohtajaSources: 1 · Confidence: 78%
Tuominen Timo IlmariVarajäsenSources: 2 · Confidence: 78%
Tuominen Topi-IlmariVarsinainen jäsenSources: 2 · Confidence: 78%
Risk certificate
An open-data based company stability and risk signal.
BUSINESS.fi
BUSINESS.fi Luottoluokitus
Profile-specific risk signal based on open data
Automatic gradeNot a credit decision
A3
GoodArkkitehtitoimisto Topi Tuominen Oy
Grade unchangedA3 · new analysis 2026-10-20
74/100
Medium
Registry and statistical evidenceRegistry and statistics based
Supporting factors
- Active registered status
- Long registry continuity
Risk factors to note
- Sufficient structured financial metrics are not available
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessmentsA3
2026-10-2074/100 · v0.15
A3 → A3A3
2026-10-1274/100 · v0.14
Oldest retained automatic assessment in this comparisonA3
2026-10-20
open-risk-grade-v0.15
The grade uses registry, industry, and regional signals because sufficient source-backed financial metrics are not available for a Tier 1 assessment.
Risk context
When sufficient source-backed financial metrics are not available for a Tier 1 assessment, BUSINESS.fi shows registry, industry, and regional context.
Industry riskmedium
62/100
Industry context is medium based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 46 years of registry continuity.
Registry and status signalsVakaa
82/100
Registry history, filing recency, and active register markings are still limited or mixed.
Events & news
Verified events and sourced external company news in one timeline.
Risk grade updatedRisk gradeEvidence verified
12 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Registry timeline
Trade register notifications shown on a timeline.
19 register eventsLatest event: 2026-05-12
Profile source and ownership
Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2025-12-31.
This company profile has not been claimed yet
Arkkitehtitoimisto Topi Tuominen Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.