While not the largest, most profitable, or most cutting edge robotics corp, Trojan has the distinction of being one of the most influential.
The UCC is a medium sized corporation that is slowly but surely growing to become a global powerhouse. It is deeply invested in legal, paramilitary, and criminal activities, and is composed entirely of clones.
When running a new party, get around the question of plot density by having the first discovery to be a deck of fate, or whatever you call it. If you use a real deck, you should definitely stack it to have the desired outcome, which is to curse the party to attract weird things to happen and involve them. This should not be told to the players at the time, so that they won't just up and try to get themselves 'decursed'. Though quite why they would want to is beyond me.