Samasource Impact Sourcing

Sama (formerly Samasource Impact Sourcing) is a Certified B Corporation that delivers expert-led, human-in-the-loop data annotation, validation, and model evaluation services for AI teams shipping production models. Founded in 2008 and headquartered in San Francisco, the company serves high-performing computer vision and generative AI teams, achieving a 99% first-batch acceptance rate. Sama employs over 15,000 associates and has supported more than 69,000 lives, combining automation with expert human-verified data to reduce execution risk and accelerate model deployment. Customers include Walmart, Getty Images, Continental, and Precision AI.