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Whistleblower Alleges Donut Lab Misrepresented Battery Capabilities

4/17/2026

Summary

Story summary

Lauri Peltola, former Chief Commercial Officer at Nordic Nano, filed a whistleblower complaint alleging Donut Lab exaggerated energy density and production capacity.
The complaint argues that Donut Lab overstated its energy density and production capacity.
Helsingin Sanomat reports internal communications show Donut Lab used a first-generation battery from CT-Coating that had ceased development.
CT-Coating is pursuing a newer battery still in early development, contradicting Donut Lab's claim of mass-producible technology.

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Story summary

Lauri Peltola, former Chief Commercial Officer at Nordic Nano, filed a whistleblower complaint alleging Donut Lab exaggerated energy density and production capacity.
The complaint argues that Donut Lab overstated its energy density and production capacity.
Helsingin Sanomat reports internal communications show Donut Lab used a first-generation battery from CT-Coating that had ceased development.
CT-Coating is pursuing a newer battery still in early development, contradicting Donut Lab's claim of mass-producible technology.