• Adiva
• Altair (Polliwog)
• Altium
• Ansys (DfR Solutions)
• Apache Design (Ansys)
• AtaiTec
• Avishtech
• Cadence Design Systems (Sigrity)
• Cedrat
• CSieda Developer Group
• CST
• DesignSoft
• DFM AutoTools
• E-System Design
• Georgia Tech
• Isola
• In-Circuit Design
• Keysight Technologies (Agilent)
• Linear Technology
• Moss Bay EDA
• National Instruments
• Nimbic
• Polar Instruments
• SFM Technology
• Siemens (Mentor))
• Simberian
• Vayo (Shanghai) Technology Co.
• Valydate
• TechDream
• WinSpice