https://pressroom.prlog.org/SigmaCorporation/ About Sigma Corporation of America - Sigma Corporation offers high-quality photographic technology at moderate prices. Based in Japan, this family-owned organization is the largest independent SLR lens manufacturer in the world producing lenses, digital SLR and digital compact cameras. https://www.prlog.org/11194838-sigma-corporation-of-america-promotes-moossmann-to-director-of-marketing.html Professional leads communications, social media and advertising teams for photography developer, manufacturerTue, 04 Jan 2011 19:48:35 GMT