The name is, TC Energy, as I stated, and as you found out. Nice Google search on your part.
They do not call themselves nor refer to themselves as Trans Canada
Their Keystone XL project has been a boondoggle since 2011 when I started following it. Its a tax dodge that would not benefit the US.. It does benefit the Chinese.
The most jobs it would create would be 2800 temp jobs.
Pipelines are monitored for flow rate and pressure in real time by computers.