ProoMark Oy
In brief
ProoMark Oy is a limited company registered in Finland on 5 February 1992. At 34 years old it is older than 92% of the 3,467 live companies whose main activity is other activities of advertising agencies. Its registered office is in Kalliola, Hollola, Päijät-Häme. 2 live companies in Kalliola share the same main activity. It was previously called Mainostoimisto Sektori Oy, a name it changed on 9 March 2017.
Register details
Timeline
Register events, newest first.
- Name changedPreviously Mainostoimisto Sektori Oy
- Incorporated
Register entries
From the register.
Other activities of advertising agencies in Finland
Live companies whose main activity is 73112: 3,467 in total, median age 9 years, 279 incorporated in the past 12 months.
Location
Registered office in Kalliola, Hollola, Päijät-Häme.
Similar companies
Live companies with the same main activity, nearest first.
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.