Audax Group to Sell Northern Digital to Roper Industries

Audax Group today announced it has reached a definitive agreement to sell Northern Digital, Inc. to Roper Industries, Inc. ROP. Based in Waterloo, Ontario, with additional operations in Germany and China, NDI is a developer and manufacturer of optical and electromagnetic technology for image-guided surgical, industrial test and measurement, and research applications. Audax, together with management, acquired NDI in December 2007 and has executed a growth strategy focused on new product introductions, sales channel optimization, and the successful sourcing and integration of a consumables product line.