Minnesota mergers and acquisitions

8/24, StemoniX Inc.-Cancer Genetics Inc." Cancer Genetics and StemoniX have launched a joint proof-of-concept program to assess central nervous system (CNS) safety and toxicity of novel compounds.

8/25, Altivon LP-ConvergeOne: ConvergeOne, an IT-services provider of collaboration and digital infrastructure solutions, has acquired Altivon, a contact center solutions provider.

8/25, Emerson Resources Inc.-Pace Analytical Services: Pace Analytical Services has acquired Emerson Resources, a pharmaceutical contract development and manufacturing organization specializing in dosage form development and clinical trial material manufacturing.

8/26, Reardon Office Equipment-Loffler Cos. Inc.: Loffler Cos. has acquired Reardon Office Equipment to expand its market in North Dakota and northern Minnesota.

8/27, Collagen Solutions PLC-Rosen's Diversified Inc.: Rosen's Diversified, a food-production, agrochemical and distribution company, will acquire Collagen Solutions, a developer of medical-grade collagen, tissues and related devices and components for use in regenerative medicine, tissue engineering and research.

8/27, Open Systems International-Emerson Electric Co.: Emerson Electric will acquire Open Systems International, an operations technology software provider, for $1.6 billion.

8/28, Bluestem Brands Inc.-BLST Operating Co. LLC: BLST Operating Co., a privately held multibrand e-retailer, has acquired multibrand e-retailer Bluestem Brands.