hypercrux.com
Climbers use crux for the hardest move on a route. Analysts use it for the assumption that determines the whole conclusion. Either way it’s the decisive point, the thing everything else depends on.
Hypercrux intensifies that into something with real energy, reading as a company that works on the hard problem rather than around it. That suits a strategy consultancy, a research firm, a security company, or a technical product aimed at bottlenecks.
The construction is right. Hyper- is a live prefix and crux is a real noun, so the compound sounds intentional rather than random, and the trademark path for an invented compound is clean.
Nine letters, two syllables, striking to look at, easy to say, with an X ending that suits analytical positioning. No competing brand.
The name is listed. Offers welcome.