Risk grade updatedRisk gradeEvidence verified
15 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade C.Business profile
One Building OY
One Building OY's registered office is Tuusula. It is a limited company. The company was established on 2024-07-04. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €824,443 and operating profit was -€6,181.
Business ID 3460249-9ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 3460249-9
- Sector
- Construction of residential and non-residential buildings
- Municipality
- Tuusula
- Company form
- Limited company
- Registration date
- 2024-07-04
- Business ID registration date
- 2024-07-02
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Myllykyläntie 138, 04360, Tuusula
About One Building OY
Financial position and key figures for the company.
One Building OY's location municipality is Tuusula. It is a limited company. The company was established on 2024-07-04. It operates in the industry of construction of residential and non-residential buildings. In its latest retained statement for 2025-12-31, revenue was €824,443 and operating profit was -€6,181. The latest retained financial statement for 2025-12-31 shows revenue of €824,443 and profit for the financial year of -€10,163. Based on the latest retained statement, revenue growth was +216.1%, operating margin was -0.7%, and equity ratio was +7.4%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
1
1
PRH/XBRL financial statement
Derived indicators
Revenue growth216.1%
Operating margin-0.7%
Equity ratio7.4%
Balance-sheet contextLatest financial period
Inventory€0Previous: €2,484
Cash and bank€35,727Previous: €48,874
Retained earnings€15,598Previous: €0
Equity€5,434Previous: €15,598
Liabilities€68,328Previous: €107,060
Current assets€46,013Previous: €122,658
Current liabilities€45,534Previous: €107,060
Financial ratios
Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.
Equity ratioWeak
9/100 · Declining
Current ratioPassable
26/100 · Improving
Operating profit marginWeak
48/100 · Declining
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID3460249-9
VAT IDFI34602499
EU IDFIFPRO.3460249-9
MunicipalityTuusula
Current registered entries
2024-07-02Registered in Tax Administration (Employer Register)
2024-07-02VAT-liable for business activity in Tax Administration (VAT Register)
2024-07-02Registered in Tax Administration (Prepayment Register)
2024-07-04Registered in Tax Administration (Tax Administration)
2024-07-04Registered in Patent and Registration Office (Trade Register)
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
C
Elevated riskOne Building OY
Grade unchangedC · new analysis 2026-10-03
35/100
Medium
Usable financial evidenceFinancial data included
Same size nationallyDescriptive comparison – does not change the model score.
510 peersSolvency20%
Below 80% of peers
Profitability23%
Below 77% of peers
Liquidity58%
Better than 58% of peers
Limited evidenceBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
1 observed filings128 days after period end
128 days after period end
1 consecutive periods
Supporting factors
- Active registered status
Risk factors to note
- Weak current ratio
- Negative profitability or net result
- High balance-sheet leverage
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
4 assessmentsC
2026-10-03 02:3835/100 · v0.14
C → C · +2 points- Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-12-31).
- Evidence quality: Registry and statistical evidence → Usable financial evidence.
C
2026-09-1533/100 · v0.14
B3 → C · -13 points- Assessment confidence: Low → Medium.
- Evidence quality: Registry and statistical evidence → Registry and statistical evidence.
- New risk factor: Sufficient structured financial metrics are not available.
B3
2026-09-1446/100 · v0.12
Oldest retained automatic assessment in this comparisonC
2026-10-03
open-risk-grade-v0.14
The grade can use open digital financial statement data together with registry signals.
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 riskhigh
25/100
Industry context is high based on normalized open statistical inputs.
Age and continuityNuori
15/100
The company has about 2 years of registry continuity.
Registry and status signalsRajallinen
37/100
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
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B3.Registry timeline
Trade register notifications shown on a timeline.
4 register eventsLatest event: 2025-05-22
Financial statements availability
Available financial statement periods and PRH source filings.
1 financial statement periodsLatest financial period: 2025-12-31
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
One Building OY shows public core facts. A company representative can claim the profile, update public information, and access owner tools.