Companies in Porsgrunn
MunicipalityTelemark
Live companies6,527registered office in Porsgrunn
New, past 12 months4617.1% of live companies
Median age9 yrsof live companies
In liquidation or administration831.3%
Oldest still active1822incorporated 11 Dec 1822
When they were founded
Live companies by year of incorporation, past 15 years.
Towns in Porsgrunn
Live companies by town.
Most common activities
Main activity of live companies in Porsgrunn, excluding dormant and non-trading.
| Activity | Companies | Count |
|---|---|---|
| Activities of housing cooperatives 97.001 | 680 | |
| Rental and operating of own or leased real estate 68.200 | 559 | |
| Other activities of other membership organisations 94.992 | 392 | |
| Development of building projects 68.120 | 152 | |
| Other technical consultancy 71.129 | 152 | |
| Business and other management consultancy activities 70.200 | 145 | |
| Construction of residential and non-residential buildings 41.000 | 134 | |
| Performing arts activities in music 90.201 | 126 | |
| Buying and selling of own real estate 68.110 | 110 | |
| General medical practice activities 86.210 | 101 | |
| Activities of sports clubs 93.120 | 93 | |
| Other education activities 85.597 | 87 |
Oldest companies in Porsgrunn
Earliest incorporations still live. Open a town for the full list.
| Company | Activity | Incorporated |
|---|---|---|
| Osebakken Velforening 894111402 | Other activities of other membership organisations | 11 Dec 1822 |
| Porsgrund og Omegns Sjømandsforening 979254539 | Other activities of other membership organisations | 22 Jan 1847 |
| Porsgrund Håndverk- og Industri- Forening 979254547 | Other activities of other membership organisations | 31 Dec 1847 |
| Skagerrak Sparebank 937891245 | Other monetary intermediation | 12 Jun 1849 |
| Norkirken Porsgrunn 985401535 | Activities of religious organisations | 18 Feb 1858 |
| Metodistkirken i Norge, Porsgrunn Menighet 996890732 | Activities of religious organisations | 22 May 1858 |
| Den Almindelige Pensionsindretning i Langesundsfjorden 934239431 | Other activities of other membership organisations | 1 Feb 1864 |
| Brevik og Omegn Sjømandsforening 995629941 | Other activities of other membership organisations | 3 Jan 1867 |
| Sandøya Kvinneforening 918328556 | Activities of religious organisations | 11 Apr 1871 |
| Borgerklubben Humanitas 886693672 | Other activities of other membership organisations | 4 Nov 1872 |
| If Urædd Allianseidrettslag 983606075 | Activities of sports clubs | 13 Sept 1880 |
| Porsgrunds Porselænsfabrik AS 915232523 | Manufacture of ceramic household and ornamental articles | 11 May 1885 |