API Witnessing Program
Welcome to API's 19B Perforator Witnessing Program
Through our one-of-a-kind Witnessing Program, API provides knowledgeable and experienced witnesses to observe critical industry tests and verification for API 19B Recommended Practice for Evaluation of Well Perforators. The results are reported by the witness and may be posted on the API Composite List for customers to review. API’s Witnessing Program brings objectivity and reliability to evaluating and reporting important test results.