Diagrid is a company focused on managing and supporting the development of secure and reliable microservices with an emphasis on distributed application architectures. They provide solutions utilizing Dapr, an open-source project that simplifies the construction of microservices through APIs that handle service communication, pub/sub, state management, workflow, and secret management. Diagrid offers a fully managed Dapr service, enabling developers to quickly build state-of-the-art applications across various cloud platforms with built-in security, reliability, and observability. They provide tools like Catalyst and Conductor for enterprise support and help businesses streamline complex business workflows with automated solutions.