PlumGxP is a contract testing laboratory in Allentown, Pennsylvania, providing microbiological testing and scientific support for pharmaceutical, biotechnology, medical device, and compounding pharmacy clients, including 503A pharmacies and 503B outsourcing facilities. Our capabilities include traditional and rapid sterility testing, bacterial endotoxin testing, bioburden, microbial identification, environmental monitoring, pharmaceutical water testing, disinfectant efficacy studies, and method suitability testing. Built by experienced laboratory leaders, PlumGxP combines advanced technology with responsive service and direct access to scientists who understand your products, processes, and timelines. Our secure client portal provides sample tracking, reports, documents, and performance insights, making it easier to manage testing from submission through completion. Whether supporting routine quality control, investigations, or specialized projects, we look beyond the result to help clients make informed decisions.