The National Institutes of Health (NIH) is seeking qualified architect-engineer firms to participate in a Sources Sought notice for an Indefinite Delivery Indefinite Quantity (IDIQ) Architect-Engineer Multiple Award Task Order Contract (MATOC) and Blanket Purchase Agreements (BPAs) for professional services related to NIH facilities. The objective is to gather information on the availability and capability of small businesses, including those certified as HUBZone, 8(a), Service-Disabled Veteran-Owned, and Woman-Owned, to provide a range of architectural and engineering services, with an anticipated contract value of $400 million for the IDIQ and $100 million for the BPAs. These services are critical for the planning, design, construction, and maintenance of NIH facilities, which play a vital role in biomedical research and public health. Interested contractors must submit their qualifications and capability statements by 12:00 noon EST on January 24, 2025, to the designated contacts, Ana Marie Pagulayan and Magan Miller, via email.