New sauna business in Porsgrunn: Tenn Sauna AS
Newly registered company in Porsgrunn
Tenn Sauna AS has been registered in the Norwegian Register of Business Enterprises with organisation number 936317219. The company is based in Porsgrunn municipality, specifically at Hesteskoen 13. According to the register, the company was founded on 26 September 2025 and registered on 6 October of the same year. The industry code is “Activities in day spas, saunas and steam baths”, and the company’s own purpose description reads: “Operate saunas and offer rental of saunas.”
What the register says
Tenn Sauna AS is organised as a limited liability company. This means the business is run commercially, with shareholders as owners and a board as the highest body. The company is registered in the VAT register, which indicates that it expects taxable turnover. It is not registered in the Register of Non-Profit Organisations, and the number of employees is not stated. The register shows no information about bankruptcy or winding-up proceedings.
Sauna offerings in the area
According to our own overview, there is already one sauna in Porsgrunn city and two in Porsgrunn municipality. In the entire Østlandet region, 174 saunas are registered. The most common type in the area is indoor sauna. Among the registered operators nearby, we find Osedampen. With Tenn Sauna AS, the number in the municipality would increase to three, if the company realises its plans.
What we do not know yet
The register information says nothing about when a potential sauna will open, where it will be located, what prices will apply, or what offerings customers will receive. It is also not known whether the company has entered into lease agreements, obtained necessary permits, or plans physical construction. In other words, we know that a company has been established, but not whether or when it will operate sauna activities in practice.