Deepak from Playment(https://playment.io/). We help companies label data. We have dedicated managers for projects who take care of training annotators and ensuring quality output. We have a large number of annotators who are pre-trained on different annotations, and we train them for different specific business use-cases. Reach out to us if you are looking for fully managed quality annotated data.
Github link - https://github.com/dotmesh-io/dotmesh