In 2000 she operated between North Sydney and Port Aux Basques for Marine Atlantic, in 2002 she was chartered to Riga Sea Line for a route between Riga and Nynäshamn and her final charter was to P&O Ferries as the Max Mols (Caen Express) operating a high speed service between Portsmouth and Caen, returning to Mols Linien at the end of October.
Originally the Finnhansa sailed on the route Helsinki (Finland) — Nynäshamn (Sweden) — Karlskrona (Sweden) — Lübeck (Germany) — Slite (Sweden) — Helsinki carrying up to 1424 passengers, but after a few years the route was simplified into Helsinki — Nynäshamn — Travemünde.
The railway runs between Nynäshamn in the south and Älvsjö in the north, where it joins to the main southern railway.
There are two long lines across the county which run through central Stockholm: line 35 runs from Nynäshamn in the southeast to Bålsta in the northwest, and line 36 connects Södertälje in the southwest with Märsta in the north.
Teligent Telecom is a company based in Nynäshamn Sweden, which produces and markets Value Added Services for Telecommunication operators, such as Voicemail, Mobile Office, IN services, IMS Service Brokers and Real-time Charging Gateways.