Monterosso FI Oy, VAT ID FI23373993 — Verified
Active and verified against VIES as of 9 Sep 2026.
Confirmed against VIES on 9 Sep 2026, 04:45 UTC
Check ID: 01a0847b-ef04-7b72-9702-1ba23101251c
VAT ID
FI23373993
Y-tunnus
2337399-3
Company
Monterosso FI Oy
Company type
Limited company
Founded
18 Jun 2010
Industry
Business and other management consultancy activities
Address
c/oMikko Seppäläinen Töölöntullinkatu 4a A 12
00250 HELSINKI
FINLAND
VAT rates in Finland (EUR)
Standard
25.5%
Reduced
13.5%
Reduced
10%
VAT rates as of 10 Nov 2026
The registry details on this page come from the Finnish Patent and Registration Office (PRH) open data, published under CC BY 4.0, and were retrieved no earlier than the check time above. The company name and address come from VIES.
How FI23373993 is built
The prefix FI marks Finland, where VAT is known locally as Arvonlisävero (ALV). The part after it, 23373993, is 8 digits. The whole number follows the format FI + 8 digits. The characters after the prefix correspond to the Y-tunnus 2337399-3.
For Monterosso FI Oy, its registered company type is Limited company; the national register or authority record gives a registration date of 18 Jun 2010, 16 years before the check; its Y-tunnus is 2337399-3.
Related: Finland VAT number format · VAT number formats in the EU · EU VAT rates · What is VIES · VAT audit trail · Finland VAT API
Other checked VAT numbers in Finland
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{
"valid": true,
"vatId": "FI23373993",
"countryCode": "FI",
"countryName": "Finland",
"companyName": "Monterosso FI Oy",
"companyAddress": "c/oMikko Seppäläinen Töölöntullinkatu 4a A 12\n00250 HELSINKI",
"companyRegistrationDate": "2010-06-18",
"companyForm": "Limited company",
"industryDescription": "Business and other management consultancy activities",
"registryCode": "2337399-3",
"registryCodeName": "Y-tunnus",
"taxId": "2337399-3",
"taxIdName": "Y-tunnus",
"registryPrivacy": false,
"website": null,
"commercialName": null,
"companyStatus": null,
"secondaryActivities": [],
"companyAgeYears": 16,
"consultationNumber": null,
"specialTerritory": null,
"verifiedAt": "2026-09-09T04:45:09.765Z",
"checkId": "01a0847b-ef04-7b72-9702-1ba23101251c",
"source": "VIES",
"countryVat": {
"vatName": "Arvonlisävero",
"vatAbbr": "ALV",
"currency": "EUR",
"standardRate": 25.5,
"reducedRates": [
13.5,
10
],
"superReducedRate": null,
"parkingRate": null,
"vatNumberFormat": "FI + 8 digits",
"vatNumberPattern": "^FI\\d{8}$",
"identifiers": {
"registryAuthorityName": {
"fi": "Patentti- ja rekisterihallitus",
"sv": "Patent- och registerstyrelsen",
"en": "Finnish Patent and Registration Office"
},
"registryName": {
"fi": "kaupparekisteri",
"sv": "handelsregistret",
"en": "Trade Register"
},
"registryCodeName": {
"fi": "Y-tunnus",
"sv": "FO-nummer",
"en": "Business ID"
},
"taxIdName": {
"fi": "Y-tunnus",
"sv": "FO-nummer",
"en": "Business ID"
},
"vatIdName": {
"fi": "arvonlisäverotunniste",
"sv": "momsnummer",
"en": "VAT number"
}
},
"countryVatUpdatedAt": "2026-11-10"
}
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