Gasum Oy is the Finnish importer and seller of natural gas, which owns and operates Finnish natural gas transmission system.
It owns and operates Finnish natural gas transmission system. Gasum Oy is the Finnish importer and seller of natural gas.
Gasum Oy is the Finnish importer and seller of natural gas. It owns and operates Finnish natural gas transmission system.
Gasum Oy is the Finnish importer and seller of natural gas. It owns and operates Finnish natural gas transmission system.