Risk grade updatedRisk gradeEvidence verified
15 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3 → A2.Business profile
Tierock Oy
Tierock Oy's registered office is Koskenkorva. It is a limited company. The company was established on 2010-01-26. It operates in the industry of site preparation. In its latest retained statement for 2025-12-31, revenue was €867,541 and operating profit was €134,821.
Business ID 2311196-9ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 2311196-9
- Sector
- Site preparation
- Municipality
- Koskenkorva
- Company form
- Limited company
- Registration date
- 2010-01-26
- Business ID registration date
- 2010-01-15
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Santavuorentie 214, 61330, Koskenkorva
Phone: +358405640375Source observation
Website: https://tierock.fiSource observation
People and decision-makers
Talvitie Aki JaakkoToimitusjohtaja
About Tierock Oy
Financial position and key figures for the company.
Tierock Oy's location municipality is Koskenkorva. It is a limited company. The company was established on 2010-01-26. It operates in the industry of site preparation. In its latest retained statement for 2025-12-31, revenue was €867,541 and operating profit was €134,821. The latest retained financial statement for 2025-12-31 shows revenue of €867,541 and profit for the financial year of €95,795. Based on the latest retained statement, revenue growth was +9.1%, operating margin was +15.5%, and equity ratio was +66.8%.
Extended business activity
A longer directory- or registry-backed activity description that complements the short registry industry label.
Yhtiön toimiala on koneurakointi ja tieliikenteen tavarankuljetus sekä teiden, katujen ja kiinteistöjen kunnossapitotyöt ja kaikki muu laillinen liiketoiminta.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
3
2
Combined source
Derived indicators
Revenue growth9.1%
Operating margin15.5%
Equity ratio66.8%
Balance-sheet contextLatest financial period
Other operating income€31,583Previous: €25,701
Cash and bank€335,384Previous: €347,506
Retained earnings€750,551Previous: €756,498
Equity€848,846Previous: €805,113
Liabilities€422,003Previous: €425,754
Current assets€434,684Previous: €392,668
Current liabilities€162,941Previous: €129,724
Revenue trend5 periods
€996,586
2021-12-31
€900,741
2022-12-31
€668,822
2023-12-31
€795,255
2024-12-31
€867,541
2025-12-31
Operating profit (loss) trend5 periods
€193,969
2021-12-31
€98,370
2022-12-31
€89,693
2023-12-31
€73,638
2024-12-31
€134,821
2025-12-31
Profit (loss) for the financial year trend5 periods
€150,592
2021-12-31
€72,976
2022-12-31
€61,895
2023-12-31
€46,115
2024-12-31
€95,795
2025-12-31
Assets trend5 periods
€1,139,117
2021-12-31
€1,200,572
2022-12-31
€1,224,624
2023-12-31
€1,230,867
2024-12-31
€1,270,849
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: Yhdistetty lähde.
Equity ratioGood
83/100 · Improving
Current ratioGood
69/100 · Declining
Operating profit marginGood
87/100 · Improving
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|---|
| Equity ratio | 72.0 % | 69.0 % | 67.3 % | 65.4 % | 66.8 % |
| Current ratio | - | - | - | 2.68x | 2.06x |
| Operating profit margin | 19.1 % | 10.6 % | 12.9 % | 9.0 % | 15.0 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID2311196-9
VAT IDFI23111969
EU IDFIFPRO.2311196-9
MunicipalityKoskenkorva
Current registered entries
2010-01-01Registered in Tax Administration (Employer Register)
2010-01-01VAT-liable for business activity in Tax Administration (VAT Register)
2010-01-15Registered in Tax Administration (Prepayment Register)
2010-01-26Registered in Patent and Registration Office (Trade Register)
2010-02-01Registered in Tax Administration (Tax Administration)
Responsible people
Public role relationships materialized from source observations.
Talvitie Aki JaakkoToimitusjohtajaSources: 4 · Confidence: 78%
Talvitie Aki JaakkoVarsinainen jäsenSources: 2 · Confidence: 78%
Anne TalvitieHallitus: varajäsenSources: 1 · Confidence: 76%
Mikko-Petri SillanpääTilintarkastajaSources: 1 · Confidence: 76%
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
A2
Very goodTierock Oy
Grade upgradedA3 → A2 · new analysis 2026-10-15
82/100
High
Strong financial evidenceFinancial data included
Financial development is mostly stable or mixed.
4 comparable periodsRevenueImproving
ProfitabilityVolatile
SolvencyStable
Same industry, size and age groupDescriptive comparison – does not change the model score.
33 peersSolvency55%
Better than 55% of peers
Profitability85%
Better than 85% of peers
Liquidity91%
Better than 91% of peers
Revenue growth79%
Better than 79% of peers
RegularBased on observed PRH financial period end and registration dates. This descriptive evidence does not change the v0.14 score.
3 observed filings121 days after period end
121 days after period end
2 consecutive periods
Supporting factors
- Strong equity ratio
- Strong operating profitability
- Healthy short-term liquidity
Risk factors to note
- Elevated industry distress context
Automatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
4 assessmentsA2
2026-10-15 14:0982/100 · v0.14
A3 → A2 · +3 points- Evidence strengthened: a PRH/XBRL financial statement was added to the assessment (2025-12-31).
- Assessment confidence: Medium → High.
- Evidence quality: Usable financial evidence → Strong financial evidence.
A3
2026-09-1579/100 · v0.14
A3 → A3- Evidence quality: Registry and statistical evidence → Usable financial evidence.
A3
2026-09-1479/100 · v0.12
Oldest retained automatic assessment in this comparisonA2
2026-10-15
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
46/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
80/100
The company has about 16 years of registry continuity.
Registry and status signalsVakaa
75/100
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
15 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Risk grade updatedRisk gradeEvidence verified
14 Sept 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Registry timeline
Trade register notifications shown on a timeline.
15 register eventsLatest event: 2025-04-16
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
Tierock Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.