The partnership combines Acolad’s language, data, and AI-enabled workflows with Gradium’s voice AI models, including real-time streaming Text-To-Speech and Speech-To-Text technologies. Together, we are developing the next generation of AI-powered real-time interpreting solutions for enterprise and public-sector use cases.
Acolad and Gradium Partner to Advance Enterprise-Ready AI Interpreting

By joining forces with Gradium, a leading voice AI startup specializing in real-time voice AI technologies, including Text-To-Speech and Speech-To-Text models, Acolad is reinforcing its commitment to delivering secure, scalable, and governed AI-powered interpreting solutions, designed for enterprise and public-sector environments.
As organizations accelerate AI adoption, many face obstacles moving from experimentation to real-world deployment. Challenges such as data quality, multilingual coverage, real-time performance, voice quality and cultural nuance remain major barriers. Through this partnership, Acolad and Gradium are combining their complementary strengths to overcome these challenges and deliver AI-powered interpreting solutions that are ready for operational use.
Backed by decades of global experience delivering language services at scale, Acolad ensures AI voice technologies are trained, deployed, and governed with the accuracy, cultural insight, and reliability required for enterprise and public-sector use. This includes quality safeguards, operational resilience, and the integration of human expertise where needed to ensure accuracy and trust.
Gradium brings cutting-edge voice AI technology, enabling real-time voice synthesis and transcription , across multiple languages. Integrated into Acolad’s broader linguistic, data and operational ecosystem, these capabilities make real-time multilingual communication that’s both scalable and reliable.
“Acolad and Gradium are building the interpreting tools of tomorrow, powered by best-in-class AI voice solutions,” said Bertrand Gstalder, Acolad’s CEO. “By combining our deep linguistic expertise and global operational scale with Gradium’s groundbreaking voice models, we are redefining what real-time multilingual communication can achieve.”
From creation to translation and optimization, Lia blends advanced AI with human expertise to deliver fast, high-quality, brand-safe content—at scale, in any language.
The collaboration builds on an additional relationship in which Gradium is also a customer of Acolad’s data services, leveraging Acolad’s multilingual datasets, annotation capabilities, and language expertise to train and evaluate its voice models. Both companies are enthusiastic to expand their collaboration into a strategic partnership to develop AI-powered interpreting solutions.
“We’re proud that Acolad has chosen our voice models for production-grade deployment, proving that our research excellence translates directly into real-world impact.” said Neil Zeghidour, CEO of Gradium. “Acolad’s linguistic expertise, data capabilities, and international reach make them the ideal partner to deliver real-time, multilingual voice interactions at scale to global markets..”
Together, Acolad and Gradium are setting a new standard for AI-powered multilingual communication: one that is trusted and ready for real-world complexity.