Several companies , including ABB , Siemens , E+H, and Emerson Electric, dominate the process automation market. ASEA Brown Boveri offers power & automation and electrical solutions, while Electrical Siemens https://ragingbookmarks.com/story21971199/asea-brown-boveri-versus-siemens-versus-endress-hauser-versus-emerson-electric-a-comparison-at-industrial-automation-giants