Risk grade updatedRisk gradeEvidence verified
2 Oct 2026 · BUSINESS.fi / Opterom LuottoluokitusAutomatic grade A3.Business profile
Tammet Oy
Tammet Oy's registered office is Ekenäs. It is a limited company. The company was established on 1948-01-23. It operates in the industry of manufacture of wire products, chain and springs. In its latest retained statement for 2024-12-31, revenue was €13,222,762 and operating profit was €463,412.
Business ID 0131275-1ValidUnclaimed company profile
Trusted core data
Public company details from the trade register.
- Business ID
- 0131275-1
- Sector
- Manufacture of wire products, chain and springs
- Municipality
- Ekenäs
- Company form
- Limited company
- Registration date
- 1948-01-23
- Business ID registration date
- 1978-03-15
- Business status
- Valid
- Profile ownership
- Unclaimed company profile
Contact and location summary
Visiting address: Metallikutomonkatu, 10600, Ekenäs
Postal address: Metallikutomonkatu 1, 10600, Ekenäs
Phone: +358201450201Source observation
Email: [email protected]Source observation
Website: https://www.tammet.fiSource observation
E-invoice address: 003701312751 · Operator: MaventaSource: company website
Facebook profile: https://www.facebook.com/tammetoySource: company website
Linkedin profile: https://www.linkedin.com/company/tammet-oySource: company website
People and decision-makers
Silén Jan ChristianToimitusjohtaja
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Tiina Catherine AlvesaloDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Tomas SannholmIT-Päällikkö
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Fredrik BjörkmanTuotantopäällikkö
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Kim FagerlundHankintapäällikkö
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Mikael WassDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Axel SjöblomDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Ingmar Baarmanjohtaja
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Joonas KraatzDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Jan KaunisrantaDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Regina BoströmDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Marcella FaleniusDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Joakim ÖhmanDecision-maker
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Charlotta UusikyläMyynti-insinööri, Team Lead
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Källberg Kurt StefanProkuristi
Email: Email available for logged-in usersSource: company website
Phone: Phone available for logged-in usersSource: company website
Direct contact details available for logged-in usersSome person-level contact details are shown only to registered users. The data is based on public sources, such as the company's own website.Log in to view decision-maker contact details
About Tammet Oy
Financial position and key figures for the company.
Tammet Oy's location municipality is Ekenäs. It is a limited company. The company was established on 1948-01-23. It operates in the industry of manufacture of wire products, chain and springs. In its latest retained statement for 2024-12-31, revenue was €13,222,762 and operating profit was €463,412. The latest retained financial statement for 2024-12-31 shows revenue of €13,222,762 and profit for the financial year of €291,731. Based on the latest retained statement, revenue growth was -7.3%, operating margin was +3.5%, and equity ratio was +57.0%.
Financial highlights
Key figures from the latest financial period.
Latest financial period
2024-12-31
0
0
Enriched source observation
Derived indicators
Revenue growth-7.3%
Operating margin3.5%
Equity ratio57.0%
Revenue€13,222,762-€1,039,343 (-7.3%) vs previous periodPrevious: €14,262,105
Operating profit (loss)€463,412-€341,760 (-42.4%) vs previous periodPrevious: €805,172
Profit (loss) for the financial year€291,731-€317,941 (-52.1%) vs previous periodPrevious: €609,672
Assets€9,350,142-€234,225 (-2.4%) vs previous periodPrevious: €9,584,367
Balance-sheet contextLatest financial period
Employees48Previous: 54
Revenue trend4 periods
€14,688,537
2021-12-31
€21,557,466
2022-12-31
€14,262,105
2023-12-31
€13,222,762
2024-12-31
Operating profit (loss) trend4 periods
€1,492,136
2021-12-31
€3,024,899
2022-12-31
€805,172
2023-12-31
€463,412
2024-12-31
Profit (loss) for the financial year trend4 periods
€1,375,288
2021-12-31
€2,772,020
2022-12-31
€609,672
2023-12-31
€291,731
2024-12-31
Assets trend4 periods
€5,560,847
2021-12-31
€9,293,447
2022-12-31
€9,584,367
2023-12-31
€9,350,142
2024-12-31
Financial ratios
Financial ratios based on financial statement data. Source: Rikastettu lähdehavainto.
Equity ratioGood
71/100 · Improving
Current ratioNot assessable
0/100 · Trend unavailable
Operating profit marginSatisfactory
59/100 · Declining
Ratio history
| Ratio | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 |
|---|---|---|---|---|
| Equity ratio | 38.2 % | 52.7 % | 54.3 % | 57.0 % |
| Current ratio | - | - | - | - |
| Operating profit margin | 10.1 % | 13.9 % | 5.6 % | 3.5 % |
Registry status and identifiers
Current registry information and identifiers based on YTJ data.
YTJ statusValid
Trade RegisterRegistered
Business ID0131275-1
VAT IDFI01312751
EU IDFIFPRO.0131275-1
MunicipalityEkenäs
Current registered entries
1948-01-23Registered in Patent and Registration Office (Trade Register)
1963-09-01Registered in Tax Administration (Employer Register)
1978-03-15Registered in Tax Administration (Tax Administration)
1994-06-01VAT-liable for business activity in Tax Administration (VAT Register)
1994-10-04VAT-obliged for the transfer of rights to use immovable property in Tax Administration (VAT Register)
1995-03-01Registered in Tax Administration (Prepayment Register)
Responsible people
Public role relationships materialized from source observations.
Direct contact details available for logged-in users.
Silén Jan ChristianToimitusjohtajaSources: 2 · Confidence: 78%
Sjöblom Ulf SigvardPuheenjohtajaSources: 4 · Confidence: 78%
Fagerström Bengt Niclas TeodorVarsinainen jäsenSources: 4 · Confidence: 78%
Honkanen Jari SakariVarsinainen jäsenSources: 4 · Confidence: 78%
Parmasuo Timo ArvoVarsinainen jäsenSources: 3 · Confidence: 78%
Söderlund Caj MikaelTilintarkastajaSources: 2 · Confidence: 78%
Källberg Kurt StefanProkuristiSources: 1 · Confidence: 78%
Stefan SöderbergPäävastuullinen tilintarkastajaSources: 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
A3
GoodTammet Oy
74/100
Medium
Strong financial evidenceFinancial data included
Several key financial indicators have weakened across comparable fiscal periods.
4 comparable periodsSolvencyStable
LiquidityNot enough history
National Tier 1 comparisonDescriptive comparison – does not change the model score.
399 peersSolvency54%
Close to the peer-group midpoint
Profitability56%
Better than 56% of peers
Revenue growth20%
Below 80% of peers
Supporting factors
- Strong equity ratio
- Active registered status
- A newer financial statement filing has been reported
Risk factors to note
- Coordinated deterioration across 2 financial domains
- Elevated industry distress context
A3
2026-10-02
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
48/100
Industry context is elevated based on normalized open statistical inputs.
Age and continuityVakiintunut
97/100
The company has about 78 years of registry continuity.
Registry and status signalsVakaa
88/100
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.
33 register eventsLatest event: 2026-06-19
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
Tammet Oy shows public core facts. A company representative can claim the profile, update public information, and access owner tools.