Clark: Were you able to get the schematics?
Bart: What do you think? Here. Geothermal facility
care of (owned by?) Queen industry and Luthorcorp.
All right, what's with the black hole? The geysers?
Madhulkcare of (owned by?)

Yes, pretty much.
Madhulkthe black hole? The geysers?
Impossible to say without more context.
Thanks, Mr Wordy!