Risk grade updatedRisk gradeEvidence verified
17 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1 → A3.Business profile
Rossum Oy
Rossum Oy's registered office is Lahti. It is a limited company. The company was established on 1994-04-13. It operates in the industry of computer programming activities. In its latest retained statement for 2025-12-31, revenue was €1,488,353 and operating profit was €193,777.
Business ID 0978238-7ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0978238-7
- Sector
- Computer programming activities
- Municipality
- Lahti
- Company form
- Limited company
- Registration date
- 1994-04-13
- Business ID registration date
- 1994-09-29
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Niemenkatu 73, 15140, Lahti
Website: https://www.rossum.fiSource observation
About Rossum Oy
Financial position and key figures for the company.
Rossum Oy's location municipality is Lahti. It is a limited company. The company was established on 1994-04-13. It operates in the industry of computer programming activities. In its latest retained statement for 2025-12-31, revenue was €1,488,353 and operating profit was €193,777. The latest retained financial statement for 2025-12-31 shows revenue of €1,488,353 and profit for the financial year of €161,658. Based on the latest retained statement, revenue growth was +10.7%, operating margin was +13.0%, and equity ratio was +57.7%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
3
2
PRH/XBRL financial statement
Derived indicators
Revenue growth10.7%
Operating margin13.0%
Equity ratio57.7%
Balance-sheet contextLatest financial period
Other operating income€18,297Previous: €16,039
Cash and bank€231,463Previous: €306,075
Retained earnings€231,694Previous: €271,648
Equity€419,009Previous: €426,527
Liabilities€307,371Previous: €232,881
Current assets€515,261Previous: €566,214
Current liabilities€307,371Previous: €232,881
Revenue trend2 periods
€1,344,143
2024-12-31
€1,488,353
2025-12-31
Operating profit (loss) trend2 periods
€172,829
2024-12-31
€193,777
2025-12-31
Profit (loss) for the financial year trend2 periods
€129,223
2024-12-31
€161,658
2025-12-31
Assets trend2 periods
€659,408
2024-12-31
€726,380
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: PRH/XBRL-tilinpäätös.
Equity ratioGood
72/100 · Declining
Current ratioPassable
25/100 · Declining
Operating profit marginGood
82/100 · Improving
Ratio history
| Ratio | 2024-12-31 | 2025-12-31 |
|---|---|---|
| Equity ratio | 64.7 % | 57.7 % |
| Current ratio | 1.31x | 0.75x |
| Operating profit margin | 12.7 % | 12.9 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0978238-7
VAT IDFI09782387
EU IDFIFPRO.0978238-7
MunicipalityLahti
Current registered entries
1994-04-13Registered in Patent and Registration Office (Trade Register)
1994-09-29Registered in Tax Administration (Tax Administration)
1996-10-01VAT-liable for business activity in Tax Administration (VAT Register)
1997-04-02Registered in Tax Administration (Prepayment Register)
2004-11-01Registered in Tax Administration (Employer 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
A3
GoodRossum Oy
Grade upgradedB1 → A3 · new analysis 2026-09-17
77/100
High
Strong financial evidenceFinancial data included
Several key financial indicators have weakened across comparable fiscal periods.
2 comparable periodsRevenueImproving
ProfitabilityStable
Same industryDescriptive comparison – does not change the model score.
95 peersSolvency41%
Below 59% of peers
Profitability73%
Better than 73% of peers
Liquidity85%
Better than 85% of peers
Revenue growth80%
Better than 80% of peers
RegularBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
3 observed filings56 days after period end
56 days after period end
2 consecutive periods
Supporting factors
- Strong equity ratio
- Strong operating profitability
- Active registered status
Risk factors to note
- Weak current ratio
- Coordinated deterioration across 2 financial domains
- Elevated industry distress context
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
5 assessmentsA3
2026-09-17 01:1777/100 · v0.14
B1 → A3 · +11 points- Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-12-31).
- Assessment confidence: Medium → High.
- Evidence quality: Registry and statistical evidence → Strong financial evidence.
B1
2026-09-1466/100 · v0.14
B1 → B1B1
2026-09-1466/100 · v0.13
B1 → B1 · +6 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.
B1
2026-09-1360/100 · v0.12
Oldest retained automatic assessment in this comparisonA3
2026-09-17
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 riskelevated
49/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
90/100
The company has about 32 years of registry continuity.
Registry and status signalsVakaa
84/100
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 B1.Registry timeline
Trade register notifications shown on a timeline.
26 register eventsLatest event: 2026-02-25
Financial statements availability
Available financial statement periods and PRH source filings.
3 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
Rossum Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.