List of TSDSI Partners Click here to view the partnership agreements. IEEE-SA5GIAATSCTAICSGCF ARIBATISCCSATTATTC CCICIBIFTIAWWRFETSI OCF TSDSI is a member of GSC, and partner to 3GPP, oneM2M. Share this:Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Facebook (Opens in new window)MoreClick to share on WhatsApp (Opens in new window)Click to share on Skype (Opens in new window)Click to email this to a friend (Opens in new window)