American Software 
Develops and supports a portfolio of supply chain and enterprise software applications designed to automate planning and operational functions in enterprise resource planning (ERP), supply chain management, flow manufacturing, warehouse management, and transportation operations.
http://www.amsoftware.com/CMS Manufacturing Systems Inc.
Specializing in Enterprise Resource Planning (ERP) software for the manufacturing industry.
http://www.cms400.com/
Cygnus
Developers of Nevis, an inventory management, order entry, invoicing, sales analysis, account receivables, purchase order, accounts payable, and general ledger system.
http://www.cygnusapp.com/
Datatex
ERP and SCM specialized solution for Textile and Apparel industries.
http://www.datatx.com/
Lexel Corp.
Specializes in information systems for the manufacturing industry. Focused on MAPICS (Manufacturing Accounting Production Information Control System) ERP software.
http://www.lexel.com/
Nexgen Software Technologies, Inc.
Offering a set of products and services for AS/400 ERP clients.
http://www.nexgeninfo.com/
SRC
Integrator for JDE OneWorld and EDI/400.
http://www.src.nl/
