Seed · Developer Tools · Berlin, Germany · Founded 2020 · 1–10 employees
Polar Signals develops an always-on, zero-instrumentation continuous profiling platform for applications and infrastructure. Built around the open-source Parca project using eBPF, its software measures CPU, memory, and GPU usage down to the exact line of code without impacting production performance. The company raised a $6.8M Seed Extension led by Spark Capital in March 2024, bringing its total capital raised to $10.8M. In August 2026, Polar Signals was acquired by observability startup Dash0.
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