Post by Jessica Cohen

Everyone is talking about data centers. Everyone is talking about power and land. Almost nobody is talking about the discipline that decides whether any of it works at gigawatt scale. Measurement. When you are pouring a gigawatt campus and racking liquid-cooled AI infrastructure at tens of megawatts per building, tolerances stop being a paperwork exercise. Airflow, thermal gradients, humidity, power draw. Get it wrong and you do not lose a part. You lose uptime across an asset worth billions. Vaisala. The Finnish measurement OEM has built an entire portfolio for exactly this. Temperature, humidity, dew point, CO₂. The unglamorous parameters that decide whether a hyperscale cooling system runs efficiently or quietly bleeds money 24/7. Their own line says it best. What cannot be measured cannot be controlled. Under CEO Kai Öistämö, Vaisala did €597M in revenue in 2025, and the Industrial Measurements has more than tripled in size over the last decade. Data centers sit right at the center of that growth, alongside semiconductor, battery, and life science. Here is the part that matters for anyone hiring. The people who understand high-accuracy environmental sensing, calibration, and measurement system design have spent decades inside companies like this. As operators scale, they are about to learn how scarce that expertise really is. This is exactly the ground Metric Geo and Metric DCX cover. Precision measurement talent on one side, data center and digital infrastructure on the other. The two worlds are colliding, and we sit right where they meet. If you build or operate critical infrastructure, the measurement layer deserves a seat at the table long before commissioning. So here is my question. Who do you think wins the next decade of data centers, the operators with the most power, or the ones with the best measurement talent? #DataCenters #Metrology #PrecisionMeasurement #AIInfrastructure #ExecutiveSearch