Kaldera is a leading provider of ultra-high temperature downhole logging tools and surface acquisition systems for the geothermal industry. Kaldera has developed a modular sensor platform that can combine pressure, temperature, spinner, and X-Y caliper in one device that can operate in both memory and surface readout modes. Kaldera offers the Field Hub which provides interfaces for recording wireline depth, wireline tension, wireless sensors, and downhole tool data. The Field Hub can also support surface readout and integrates with the Stratus IO Platform for cloud connectivity.