Risk grade updatedRisk gradeEvidence verified
1 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade B1.Business profile
TAMASO Oy
TAMASO Oy's registered office is Karleby. It is a limited company. The company was established on 2014-10-07. It operates in the industry of combined facilities support activities. In its latest retained statement for 2025-12-31, revenue was €282,976 and operating profit was €38,587.
Business ID 2635286-4ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 2635286-4
- Sector
- Combined facilities support activities
- Municipality
- Karleby
- Company form
- Limited company
- Registration date
- 2014-10-07
- Business ID registration date
- 2014-08-15
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Kanneltie 4, 67300, Karleby
Postal address: Heinolanpolku 4, 67600, Karleby
Phone: +358445212446Source observation
Email: [email protected]Source observation
People and decision-makers
Salama Miika OlaviToimitusjohtaja
About TAMASO Oy
Financial position and key figures for the company.
TAMASO Oy's location municipality is Karleby. It is a limited company. The company was established on 2014-10-07. It operates in the industry of combined facilities support activities. In its latest retained statement for 2025-12-31, revenue was €282,976 and operating profit was €38,587. The latest retained financial statement for 2025-12-31 shows revenue of €282,976 and profit for the financial year of €30,800. Based on the latest retained statement, revenue growth was -20.6%, operating margin was +13.5%, and equity ratio was +67.4%.
Extended business activity
A longer directory- or registry-backed activity description that complements the short registry industry label.
Yhtiö toimialana on teollisuuden kunnossapito- ja ylläpitoon liittyvät palvelut, rakennus- ja remonttipalvelut, LVI- ja sähkötyöt, siivous palvelut, sekä näihin liittyvien tarvikkeiden ja palveluiden vuokraus, välitys, myynti ja osto. Maanrakennus- ja maansiirtotoiminta. Metalli- ja hitsaustyöt, sekä niihin liittyvien tarvikkeiden ja palveluiden vuokraus, välitys, myynti ja osto. Sammutinlaitteiden myynti, osto ja huoltopalvelut. Turva- /vartiointialapalvelut, sekä niihin liittyvien tarvikkeiden ja palveluiden vuokraus, välitys, myynti ja osto. Satamanosturien huoltotyöt. Nosto- ja apulaitteiden tarkastukset. Voimalaitosten huoltotyöt. Yhtiö voi omistaa ja hallita kiinteää omaisuutta kuten kiinteistöjä, osakkeita, osuuksia ja arvopapereita.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2025-12-31
0
0
Enriched source observation
Derived indicators
Revenue growth-20.6%
Operating margin13.5%
Equity ratio67.4%
Revenue€282,976-€73,221 (-20.6%) vs previous periodPrevious: €356,197
Operating profit (loss)€38,587-€17,809 (-31.6%) vs previous periodPrevious: €56,396
Profit (loss) for the financial year€30,800-€15,929 (-34.1%) vs previous periodPrevious: €46,729
Assets€123,850+€10,783 (+9.5%) vs previous periodPrevious: €113,067
Balance-sheet contextLatest financial period
Profit before taxes€38,577Previous: No comparison value
Employees3Previous: 4
Revenue trend5 periods
€490,749
2021-12-31
€342,679
2022-12-31
€275,922
2023-12-31
€356,197
2024-12-31
€282,976
2025-12-31
Operating profit (loss) trend5 periods
€44,745
2021-12-31
-€9,400
2022-12-31
€20,530
2023-12-31
€56,396
2024-12-31
€38,587
2025-12-31
Profit (loss) for the financial year trend5 periods
€33,075
2021-12-31
-€12,726
2022-12-31
€16,356
2023-12-31
€46,729
2024-12-31
€30,800
2025-12-31
Assets trend5 periods
€245,113
2021-12-31
€206,566
2022-12-31
€79,091
2023-12-31
€113,067
2024-12-31
€123,850
2025-12-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioGood
84/100 · Improving
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginGood
84/100 · Declining
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|---|
| Equity ratio | 45.9 % | 45.8 % | 58.1 % | 64.3 % | 67.4 % |
| Current ratio | - | - | - | - | - |
| Operating profit margin | 9.1 % | -2.7 % | 7.4 % | 15.8 % | 13.5 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID2635286-4
VAT IDFI26352864
EU IDFIFPRO.2635286-4
MunicipalityKarleby
Current registered entries
2014-10-07Registered in Patent and Registration Office (Trade Register)
2014-10-14Registered in Tax Administration (Tax Administration)
2015-01-01Registered in Tax Administration (Employer Register)
2015-01-01VAT-liable for business activity in Tax Administration (VAT Register)
2015-01-01Registered in Tax Administration (Prepayment Register)
2025-05-07VAT-obliged for the transfer of rights to use immovable property in Tax Administration (VAT Register)
Responsible people
Public role relationships materialized from source observations.
Salama Miika OlaviToimitusjohtajaSources: 6 · Confidence: 78%
Puumala Eero-PetteriPuheenjohtajaSources: 6 · Confidence: 78%
Salama Miika OlaviVarsinainen jäsenSources: 3 · Confidence: 78%
Mäntylä Kati BirgittaTilintarkastajaSources: 2 · Confidence: 78%
Nahkiaisoja Juho TuomasVarajäsenSources: 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
B1
StableTAMASO Oy
64/100
Medium
Registry and statistical evidenceRegistry and statistics based
Supporting factors
- Active registered status
- Long registry continuity
Risk factors to note
- Elevated industry distress context
- Sufficient structured financial metrics are not available
B1
2026-10-01
open-risk-grade-v0.14
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 riskelevated
48/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
80/100
The company has about 12 years of registry continuity.
Registry and status signalsVakaa
80/100
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.
Registry timeline
Trade register notifications shown on a timeline.
21 register eventsLatest event: 2025-05-24
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
TAMASO Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.