https://biz.prlog.org/tag/sigma/ sigma - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/bizperf/ Providing lean and Six Sigma training and consulting in a cost-efficient manner.Sun, 27 May 2012 03:31:21 GMT https://biz.prlog.org/SigmaCorporation/ 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. Tue, 04 Jan 2011 19:38:01 GMT https://biz.prlog.org/tayganpoint/ TayganPoint Consulting Group is a management consulting firm specializing in process design and improvement. Corporations in many sectors rely on us for process improvement; organizational change management; strategy alignment ; and project leadership. Wed, 01 Dec 2010 16:14:14 GMT