Magnus: Almost all of the actual game development – like programming and asset production – has been done by Avalanche in Stockholm using our Apex engine.
From the account bio:
No.
There is no "Avalanche Sweden". There is Avalanche New York and Stockholm.
Also:
https://bethesda.net/en/article/eBHjOyPwXKCqec204OcIW/rage-2-when-id-met-avalanche