JS Oy Pietarsaari is a maintenance company that specialises in industrial valve manintenance. The company was founded in early 2000, and our personnel have gained experience and professional skills already since the different stages of valve manufacturing in Pietarsaari. The company's subsidiary, Armatek Oy, operates in Tampere and completes the group's global and comprehensive range of valve maintenance services.

JS Oy Pietarsaari 
PO Box 116 (Tehtaankatu 13)
FI-68601 PIETARSAARI,
FINLAND
Tel. +358 207 630 750
Fax. +358 6 781 0760

Hepolamminkatu 36 A
FI-33720 TAMPERE
Tel. +358 207 630 740
Fax. +358 3 261 6213 www.armatek.fi