Telephone: +46 8 555 030 00


Postal address:
FOI, Swedish Defence Research Agency
164 90 Stockholm


Visiting and delivery address:
Olof Arrhenius väg 31
Norra Sorunda


Map for FOI Grindsjönexternal link, opens in new window


Travel instructions to Grindsjön


Driving from Stockholm via Tumba


  1. Proceed on E20/E18 south. At exit 146b, exit towards Tumba. Follow the signs towards Tumba (highway 258).
  2. In Tumba (at the end of highway 258), proceed left towards Nynäshamn, on highway 226.
  3. In Vårsta, at the traffic circle, turn left towards Nynäshamn, highway 225.
  4. Turn left at Rosenhill (there’s a petrol station there), towards Tungelsta/Västerhaninge. (NB! After approximately 2.6 km, the road turns left towards Tungelsta, but don’t turn there; continue straight towards Hemfosa).
  5. After about 8 km, turn right, at Sorundavägen, towards Sorunda.
  6. After about 2 km, turn right, towards FOI.


Map the route from exit 146bexternal link, opens in new window


Drivning from Stockholm via Västerhaninge


  1. Proceed on highway 73, towards Nynäshamn.
  2. At Västerhaninge S, turn off and follow the signs towards Tungelsta (highway 257).
  3. At the intersection after the school in Tungelsta, turn right (highway 257).
  4. After about 2 km, turn left, at Sorundavägen, towards Sorunda.
  5. After another 10 km, turn right, towards FOI.


Map of the route from exit Västerhaninge Sexternal link, opens in new window