Cryogenics is one of those boring industrial niches that nobody talks about but quietly prints money.
Think about it: LNG terminals, space launches, semiconductor fabs, AI data centers needing liquid cooling — all need specialized pumps, valves, seals that can handle extreme temps without failing.
These aren't sexy businesses. They're capital-intensive, require deep engineering expertise, have long sales cycles. But once you're spec'd in? Sticky as hell. Switching costs are brutal. Maintenance...