The Series A extension round was led by Paladin Capital Group, with participation from existing investors KOMPAS VC, Frumtak Ventures, EIC, and Omega ehf. This brings Treble's total funding to over $40 million, including a $12 million investment in 2024. The company, which counts Amazon and Logitech among its customers, provides a platform for voice AI model developers, AI wearable, and robotics companies, offering services like synthetic data generation for speech enhancement, noise suppression, and model training, as well as evaluating voice AI models in various conditions.