Business profile

TK Diagnostiikka Oy

TK Diagnostiikka Oy's registered office is Helsingfors. It is a limited company. The company was established on 2009-06-17. It operates in the industry of medical specialists activities. In its latest retained statement for 2025-05-31, revenue was €253,426 and operating profit was €242,007.

Claim profileContact details
Business ID 2272255-7ValidUnclaimed company profile

Trusted core data

Public company details from the trade register.

Business ID
2272255-7
Sector
Medical specialists activities
Municipality
Helsingfors
Company form
Limited company
Registration date
2009-06-17
Business ID registration date
2009-06-11
Business status
Valid
Profile ownership
Unclaimed company profile

Contact and location summary

Visiting address: Kylätie 22 A 6, 00320, Helsingfors

Phone: +358407655165Source observation

People and decision-makers

Kuukasjärvi Tuula HelenaToimitusjohtaja

About TK Diagnostiikka Oy

Financial position and key figures for the company.

TK Diagnostiikka Oy's location municipality is Helsingfors. It is a limited company. The company was established on 2009-06-17. It operates in the industry of medical specialists activities. In its latest retained statement for 2025-05-31, revenue was €253,426 and operating profit was €242,007. The latest retained financial statement for 2025-05-31 shows revenue of €253,426 and profit for the financial year of €194,692. Based on the latest retained statement, revenue growth was -4.0%, operating margin was +82.3%, and equity ratio was +97.4%.

Extended business activity

A longer directory- or registry-backed activity description that complements the short registry industry label.

Yhtiön toimiala on tuottaa terveyden- ja sairaudenhoitopalveluja sisältäen lääkärin vastaanottopalvelut ja diagnostiikan. Se voi tuottaa myös alan tutkimus-, koulutus-, luento- ja konsultointipalvelua. Yhtiön toimialaan kuuluu ostaa, myydä ja vuokrata kiinteää ja irtainta omaisuutta, hallita asunto- ja kiinteistöosakehuoneistoja sekä harjoittaa arvopaperikauppaa.

Financial highlights

Key figures from the latest financial period.

Latest financial period

2025-05-31

Imported periods0
PRH parsed0
Profile sourceEnriched source observation
Derived indicators
Revenue growth-4.0%
Operating margin82.3%
Equity ratio97.4%
Revenue€253,426-€10,583 (-4.0%) vs previous periodPrevious: €264,009
Operating profit (loss)€242,007+€53,311 (+28.3%) vs previous periodPrevious: €188,696
Profit (loss) for the financial year€194,692+€44,430 (+29.6%) vs previous periodPrevious: €150,262
Assets€748,097+€137,000 (+22.4%) vs previous periodPrevious: €611,097
Balance-sheet contextLatest financial period
Profit before taxes€243,363Previous: €187,924
Employees1Previous: 1
Revenue trend5 periods
€275,839
2021-05-31
€252,860
2022-05-31
€261,609
2023-05-31
€264,009
2024-05-31
€253,426
2025-05-31
Operating profit (loss) trend5 periods
€213,945
2021-05-31
€145,687
2022-05-31
€158,586
2023-05-31
€188,696
2024-05-31
€242,007
2025-05-31
Profit (loss) for the financial year trend5 periods
€171,100
2021-05-31
€116,368
2022-05-31
€126,436
2023-05-31
€150,262
2024-05-31
€194,692
2025-05-31
Assets trend5 periods
€600,061
2021-05-31
€626,976
2022-05-31
€607,632
2023-05-31
€611,097
2024-05-31
€748,097
2025-05-31

Financial ratios

Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.

Equity ratioGood
100/100 · Improving
97.4 %2024-05-31: 94.9 %
Current ratioNot assessable
0/100 · Trend unavailable
Not available2024-05-31: Ei saatavilla
Operating profit marginGood
100/100 · Improving
82.3 %2024-05-31: 68.8 %
Ratio history
Ratio2021-05-312022-05-312023-05-312024-05-312025-05-31
Equity ratio99.4 %93.2 %94.7 %94.9 %97.4 %
Current ratio-----
Operating profit margin73.3 %54.6 %58.6 %68.8 %82.3 %

Registry status and identifiers

Current registry information and identifiers based on YTJ data.

YTJ statusValid
Trade RegisterRegistered
Business ID2272255-7
EU IDFIFPRO.2272255-7
MunicipalityHelsingfors
Current registered entries
2009-06-17Registered in Patent and Registration Office (Trade Register)
2009-06-30Registered in Tax Administration (Tax Administration)
2009-07-01Registered in Tax Administration (Prepayment Register)

Responsible people

Public role relationships materialized from source observations.

Kuukasjärvi Tuula HelenaToimitusjohtajaSources: 5 · Confidence: 78%
Kuukasjärvi Tuula HelenaPuheenjohtajaSources: 3 · Confidence: 78%
Kuukasjärvi Venla Rauha HelenaVarsinainen jäsenSources: 4 · Confidence: 78%
Etula Anna Iida VilhelmiinaVarajäsenSources: 2 · Confidence: 78%
Poskiparta Jarmo KristianTilintarkastajaSources: 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
A2
Very goodTK Diagnostiikka Oy
Grade unchangedA2 · new analysis 2026-10-18
Model score87/100
Assessment confidenceMedium
Evidence qualityUsable financial evidenceFinancial data included
Financial trajectoryFinancial development is mostly stable or mixed.
4 comparable periods
RevenueStable
ProfitabilityImproving · 3 consecutive periods
SolvencyStable
LiquidityNot enough history
Peer comparisonSame industry, size and age groupDescriptive comparison – does not change the model score.
110 peers
Solvency81%
Better than 81% of peers
Profitability96%
Better than 96% of peers
Revenue growth24%
Below 76% of peers
Supporting factors
  • Strong equity ratio
  • Strong operating profitability
  • Active registered status
Risk factors to note

No material separate warning signals.

Rating historyAutomatic assessment developmentChanges are derived from evidence differences between persisted automatic assessments.
2 assessments
A2
2026-10-1887/100 · v0.15
A2 → A2
A2
2026-10-1687/100 · v0.14
Oldest retained automatic assessment in this comparison
Automatic model gradeA2
Automatic model snapshot2026-10-18
Automatic model versionopen-risk-grade-v0.15
Financial data included

The grade can use open digital financial statement data together with registry signals.

Verify 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 riskvery low
94/100

Industry context is very low based on normalized open statistical inputs.

Age and continuityVakiintunut
80/100

The company has about 17 years of registry continuity.

Registry and status signalsVakaa
86/100

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
16 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A2.
Financial statements registeredFinancialEvidence verified
10 Oct 2026 · PRH / KREKFINANCIAL STATEMENTS

Registry timeline

Trade register notifications shown on a timeline.

24 register eventsLatest event: 2026-10-10

Profile source and ownership

Profile based on public registry data
BUSINESS.fi has created this profile from public company information. Source data updated 2026-04-03.

This company profile has not been claimed yet

TK Diagnostiikka Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.