How to Become a Member
Interested organizations may join at any time. Membership application forms, showing member fees and mailing instructions, are available for download here.
Current Members
Founding Strategic Members
Chevron
ExxonMobil
Honeywell
Invensys
Siemens
Yokogawa
Technical Members
exida
Mu Dynamics
Rockwell Automation
Wurldtech Security Technologies
Informational Members
Egemin
Industry Participants
ISA99 Standards Committee
(includes NIST, DHS, National Labs, Chemical Sector and others)