Data from the official company registers of 12 countries. Not an official register.

English
About
SearchMethodologyAbout

Countries

CZCzechiaEEEstoniaFIFinlandFRFranceIEIrelandLVLatviaNONorwayRORomaniaSKSlovakiaSESwedenTWTaiwanGBUnited Kingdom

Languages

EnglishGaeilgeNorskSuomiSvenskaEestiLatviešuFrançaisČeštinaSlovenčinaRomână繁體中文

Leitzinger Oy

ActiveBusiness ID 0110767-8Limited companyEst. 197369103 · Legal counselling and advising activities on patentsHelsinki, Uusimaa
Official record ↗
Age53 years
older than 99% of its sector
Same activity, Finland43live companies · the oldest
In Helsinki84,023live companies · 14 in the same activity
At this address92live companies incl. this one

In brief

Leitzinger Oy is a limited company registered in Finland on 16 February 1973. At 53 years old it is older than 99% of the 43 live companies whose main activity is legal counselling and advising activities on patents. Its registered office is in Helsinki, Uusimaa, at an address shared with 91 other live companies. 14 live companies in Helsinki share the same main activity.

Register details

Registered nameLeitzinger Oy
Business ID0110767-8
Company typeLimited company
Registered officeEteläesplanadi 2, 00130 Helsinki
Nature of business (TOL 2025, Finnish SIC)69103 Legal counselling and advising activities on patents
International sector (ISIC Rev.4)M · 69 Legal and accounting activities

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated16 February 1973
VAT registerRegistered
Employer registerRegistered

Legal counselling and advising activities on patents in Finland

Live companies whose main activity is 69103: 43 in total, median age 15 years, 2 incorporated in the past 12 months.

All 43 companies
This company's decadeOther decades
051015201970s: 331970s1980s: 441980s1990s: 661990s2000s: 662000s2010s: 16162010s2020s: 882020s
Incorporated per year, still live
012342012: 120122013: 12014: 220142015: 22016: 220162017: 12018: 220182019: 22020: 220202021: 22024: 120242025: 12026: 22026

Location

Registered office in Helsinki, Uusimaa.

Live companies in Helsinki84,023
Same activity in Helsinki14
New in Helsinki, past 12 months5,606

Also registered at this address

91 other live companies share this registered office; shown are those incorporated closest in time to this one.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
KH
Keijo Heinonen OyHelsinki, Uusimaa
Number 0200975-4Est. 1974
LI
Laine IP OyHelsinki, Uusimaa
Number 0590525-5Est. 1984
BI
Boco IP Oy AbHelsinki, Uusimaa
Number 1037059-0Est. 1996
E
Espatent OyHelsinki, Uusimaa
Number 2029889-5Est. 2006
AA
Alvar ja Aino Aallon perilliset OyHelsinki, Uusimaa
Number 2258346-2Est. 2009
MF
Murgitroyd & Company Limited, Filial i FinlandHelsinki, Uusimaa
Number 2322091-1Est. 2010

Sources

Register data: Finnish Patent and Registration Office (PRH) open data (CC BY 4.0), delivery of 20 October 2026. Municipalities, regions and industry classification: Statistics Finland (CC BY 4.0). Context figures are computed by FirmsDB from these sources. This page is not an official register; check the company's entry in the Finnish Business Information System before relying on it.