DM Faster Data / Official sources
Construction companies in Finland
PRH's bulk file dated 2026-10-31 contains 41,842 construction entities (TOL 2025 F). Legal entities registered in PRH's Trade Register, excluding housing and mutual real-estate companies. Registration does not establish economic activity.
41,842
Construction entities · 2026-10-31
Construction divisions
TOL 2025
| Industry | Entities |
|---|---|
| 43 Specialised construction activities | 21,763 |
| 41 Construction of residential and non-residential buildings | 17,793 |
| 42 Civil engineering | 2,286 |
Construction entities by region
Industry and region reflect the company's current PRH record, not necessarily its position at the event date. Region follows the visiting address, or the postal address when no visiting address is available.
| Group | Companies |
|---|---|
| Uusimaa | 14,197 |
| Southwest Finland | 4,078 |
| Pirkanmaa | 3,708 |
| North Ostrobothnia | 2,589 |
| Central Finland | 1,841 |
| Päijät-Häme | 1,651 |
| Satakunta | 1,627 |
| South Ostrobothnia | 1,591 |
| North Savo | 1,411 |
| Lapland | 1,385 |
| Kanta-Häme | 1,312 |
| Ostrobothnia | 1,186 |
| Kymenlaakso | 1,000 |
| North Karelia | 867 |
| South Savo | 781 |
| South Karelia | 697 |
| Central Ostrobothnia | 478 |
| Kainuu | 342 |
| Åland | 255 |
| Unknown | 846 |
Detailed industry codes
TOL 2025
| Industry | Entities |
|---|---|
| 41000 Construction of residential and non-residential buildings | 17,793 |
| 43220 Plumbing, heat and air-conditioning installation | 4,233 |
| 43120 Site preparation | 4,204 |
| 43210 Electrical installation | 4,155 |
| 43999 Other miscellaneous specialised construction activities n.e.c. | 4,076 |
| 42990 Construction of other civil engineering projects n.e.c. | 1,214 |
| 43341 Painting | 1,159 |
| 43320 Joinery installation | 731 |
| 43330 Floor and wall covering | 544 |
| 43410 Roofing activities | 530 |
| 43350 Other building completion and finishing | 440 |
| 42220 Construction of utility projects for electricity and telecommunications | 437 |
| 43249 Other construction installation n.e.c. | 408 |
| 43110 Demolition | 310 |
| 42110 Construction of roads and motorways | 255 |
| 43230 Installation of insulation | 252 |
| 43991 Renting of construction equipment with operator | 242 |
| 43342 Glazing | 222 |
| 42910 Construction of water projects | 177 |
| 42210 Construction of utility projects for fluids | 108 |
| 43420 Other specialised construction activities in construction of buildings | 70 |
| 43241 Installation of lifts and escalators | 67 |
| 43310 Plastering | 56 |
| 42120 Construction of railways and underground railways | 49 |
| 42130 Construction of bridges and tunnels | 46 |
| 43500 Specialised construction activities in civil engineering | 45 |
| 43130 Test drilling and boring | 7 |
| 43600 Intermediation service activities for specialised construction services | 7 |
| 43910 Masonry and bricklaying activities | 5 |
Official sources
How the counts are built
A snapshot compiled from public sources. The data date, unit of observation and classification determine what the counts can tell you.
Source and date
Source checked / file dated 2026-10-31. 2026-10-31.
Refresh and publication
Counts are built from official public data. History can change with source corrections. Refreshed data is reviewed before publication; this page shows the latest published version.
What the figures cover
- Legal entities registered in PRH's Trade Register, excluding housing and mutual real-estate companies. Registration does not establish economic activity.
- Industry and region reflect the company's current PRH record, not necessarily its position at the event date. Region follows the visiting address, or the postal address when no visiting address is available.
- Across the full scope, 1,444 lack a TOL 2025 industry and 5,956 lack a region. Missing values are not allocated by estimation.
- Separate Statistics Finland comparison: 2024, 59,680 construction establishments (StatFin 13ww, TOL 2008). An establishment and a legal entity are different units; the counts are not combined.
Who publishes these lists? The DM Faster team builds each ranking from public company data and states the limits in the report.
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