This website use only first part cookiesInfo cookies Close Company Products News FAQs Contacts IMI Way Mod. 231 Account login Certificates Download Utilities Info Cookies Company Profile Series of product Quality Certificates News 03/08/2015 - PETROBRAS - Vendor Registration Certificate STI has obtained the CRCC ("Certificado de Registro e Classificaçao Cadastral") by Petrobras to sell our products. Another certificate obtained by STI from an important customer! ... Read more The new app STI, total capability in valve actuation present a comprehensive guide and a digital collect for quick reference digital catalogs ... Video Take a look inside Our World surfing the new Sti Tube Channel. Let's Play! STI S.r.l. a Socio Unico Via Dei Caravaggi 15 | 24040 Levate (BG) | ITALY Tel. +39 035 29.28.2 Fax +39 035 29.28.247 P.IVA 03345870962 REA 338855 Iscr. Reg. Imprese BERGAMO 03345870962 Cap. Versato EURO 7.000.000,00 Stato societa' ATTIVO View us on Youtube