Welo Data

Welo Data provides enterprise-grade AI training data and evaluation services across languages, cultures, and domains. The company offers supervised fine-tuning data, reinforcement learning with human feedback, data generation, annotation, and expert evaluations, backed by quality frameworks and fraud-mitigated processes (NIMO). Its solutions support model development and evaluation, including benchmarking, model selection, and safety testing, for global enterprises in sectors such as healthcare, finance, legal, and technical systems. Headquartered in New York, Welo Data combines global domain expertise with human-in-the-loop validation to deliver reliable data pipelines for enterprise AI.