Earlier quoted context omitted.
They're pretty upfront with the fact that a major portion of their business is from the US government, especially intelligence analysts. The other chunk is financial (hedge funds and the like as well as banks looking for fraud). Not that it excuses any of it but they really don't try to hide it.
It seems a quick run through the open positions at Palantir can tell you a lot more... http://www.palantir.com/careers/OpenPositionLanding "Embedded Analyst, Government: Canberra" "Embedded Analyst, Government: London" "Embedded Analyst, Government: New Zealand" "Engineer, Developer Support Team (McLean, VA)" "Forward Deployed Engineer: Singapore" "Forward Deployed Software Engineer, Government: Berlin" "Forward Depl…
http://www.glassdoor.com/Interview/Palantir-Technologies-Int...