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

JK-Marker Oy

ActiveBusiness ID 2255138-0Limited companyEst. 200935300 · Steam and air conditioning supplySäynätsalo, Keski-Suomi
Official record ↗
Age17 years
older than 38% of its sector
Same activity, Finland424live companies · 262nd oldest
In Säynätsalo202live companies
At this address1only this company

In brief

JK-Marker Oy is a limited company registered in Finland on 1 April 2009. It is 17 years old; 62% of the 424 live companies whose main activity is steam and air conditioning supply are older. Its registered office is in Säynätsalo, Jyväskylä, Keski-Suomi.

Register details

Registered nameJK-Marker Oy
Business ID2255138-0
Company typeLimited company
Registered office40900 Säynätsalo
Nature of business (TOL 2025, Finnish SIC)35300 Steam and air conditioning supply
International sector (ISIC Rev.4)D · 35 Electricity, gas, steam and air conditioning supply

Timeline

Register events, newest first.

  • Incorporated

Register entries

From the register.

Incorporated1 April 2009
VAT registerRegistered
Employer registerNot registered

Steam and air conditioning supply in Finland

Live companies whose main activity is 35300: 424 in total, median age 22 years, 6 incorporated in the past 12 months.

All 424 companies
This company's decadeOther decades
02550751001920s: 111920s1930s: 111930s1950s: 331950s1960s: 22221960s1970s: 70701970s1980s: 48481980s1990s: 33331990s2000s: 91912000s2010s: 88882010s2020s: 67672020s
Incorporated per year, still live
051015202011: 1220112012: 42013: 820132014: 132015: 1820152016: 22017: 320172018: 42019: 1120192020: 132021: 1420212022: 122023: 1120232024: 82025: 520252026: 4

Location

Registered office in Säynätsalo, Jyväskylä, Keski-Suomi.

Live companies in Säynätsalo202
Same activity in Säynätsalo1
Live companies in Jyväskylä10,104
New in Säynätsalo, past 12 months7

Similar companies

Live companies with the same main activity, nearest first.

Compare all
L
Lämpösi OyJyväskylä, Keski-Suomi
Number 2375921-2Est. 2011
K
Kuuhankalämpö OyJyväskylä, Keski-Suomi
Number 2543680-4Est. 2013
JE
Joutsan Ekowatti OyJyväskylä, Keski-Suomi
Number 1911659-9Est. 2004
EL
Energiapalvelu Liekki OyJyväskylä, Keski-Suomi
Number 3162968-8Est. 2020
N
NOCOSYS OYJyväskylä, Keski-Suomi
Number 3215304-4Est. 2021
HL
Hankasalmen Lämpö OyJyväskylä, Keski-Suomi
Number 3242244-3Est. 2021

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.