The Department of Veterans Affairs is seeking sources for PFAS Hazard Assessments Peer Review Services through a Sources Sought Notice issued by the Veterans Health Administration, Network Contracting Office 5. The objective is to identify companies with the expertise to evaluate the toxicology of PFAS compounds, develop toxicity-based benchmarks, conduct risk assessments, and create physiologically-based toxicokinetic (PBPK) models, all of which are crucial for understanding potential health effects in the veteran population. This initiative emphasizes the importance of thorough data review, including toxicological, epidemiological, and environmental information, to inform health risk assessments related to PFAS exposure. Interested companies must submit their business details, capability statements, and preliminary cost estimates by 11:00 AM Eastern Time on September 27, 2024, to the primary contact, James A Whisner, at james.whisner@va.gov.