Aluevahti Try for free

Promethor Oy

Limited company, Turku. Other engineering design and technical consultancy incidental to building construction.

Promethor Oy is a limited company based in Turku, registered in 1995. Its taxable income in 2024 was 417 t€ and its income taxes 85 t€. Public buyers bought 221 t€ from it in 2022–2026; the largest buyer is Väylävirasto (Liikenne- ja viestintäministeriön hallinnonala). It has won 6 public contracts in EU procurement notices.

Taxable income 2024417 t€ top 10 % of its industry
Income taxes 202485 t€464 t€ in 2020–2024
In business31 yrsregistered 17.5.1995
Sales to public buyers221 t€2022–2026
Contracts won663,2 M€ in total

Taxes

453 t€523 t€491 t€398 t€417 t€417 t€20202021202220232024

Measured by taxable income, Promethor Oy is in the top 10 % of the industry class other engineering design and technical consultancy incidental to building construction (824 companies with taxable income; median 19 t€, 22 times the median).

Taxable income is the profit as calculated for taxation, not revenue. Public data from the Finnish Tax Administration; figures for 2025 are published in November 2026. Revenue, financial ratios and employee numbers are shown once the company has filed its financial statements digitally.

Sales to public buyers

96 t€26 t€30 t€9 864 €59 t€59 t€20222023202420252026

Largest buyers

  • Väylävirasto Liikenne- ja viestintäministeriön hallinnonala118 t€
  • Työllisyys, kehittämis- ja hallintokeskus Työ- ja elinkeinoministeriön hallinnonala80 t€
  • Kaupunkiympäristön Toimiala, Helsinki Helsinki20 t€
  • Hätäkeskuslaitos Sisäministeriön hallinnonala1 632 €
  • Kulttuurin Ja Vapaa-ajan Toimiala, Helsinki Helsinki744 €
  • Stara-liikelaitos, Helsinki Helsinki465 €

All buyers and product groups

Public contracts won

Follow companies in your area

New companies, bankruptcies and changes of CEO and property manager in the areas and industries you choose, by email. 14-day free trial, cancel any time.

Try for free