Sähköinsinööritoimisto J Mannonen Oy
Postal address
Turuntie 2
FI-00370 Helsinki
Visiting address
Turuntie 2
FI-00370 Helsinki
Municipality: Helsinki
County: Southern Finland
Telephone: +358 (0)104393900
Fax: +358 (0)104393909
Read more about the company on www.mannonen.fi