Callie Prassinos

Callie Prassinos serves as a key procurement professional within the NIH NIAID DEA OA OFC ACQUISITIONS, supporting the National Institute of Allergy and Infectious Diseases in securing critical scientific and technical capabilities essential to advancing research on infectious, immunologic, and allergic diseases. Responsible for managing complex acquisition strategies, she facilitates the procurement of high-performance laboratory instrumentation, biotechnological research services, and specialized analytical tools that underpin vaccine development, immune response characterization, and pathogen detection initiatives. Her work directly enables mission-critical scientific breakthroughs by ensuring timely access to cutting-edge research infrastructure and expert technical services. While specific contractor names are not currently available, Prassinos engages with a diverse ecosystem of professional service providers, including research laboratories, analytical service firms, and scientific equipment suppliers. Her contracting patterns reflect a balanced approach between large-capability vendors and small business innovators, fostering partnerships that deliver technical excellence while promoting competition and innovation in the life sciences sector. Prassinos demonstrates a strong commitment to socioeconomic contracting, with nearly one-third of her acquisitions set aside for total small businesses under FAR 19.5 and over 12 percent awarded through 8(a) competed pathways. Her procurement strategy actively prioritizes small business participation, aligning with federal goals to expand opportunities for disadvantaged entrepreneurs in the biomedical research space. Her primary procurement focus lies in NAICS 541990 (All Other Professional, Scientific, and Technical Services), with significant activity in biotechnology R&D (541714) and general life sciences research (541715). She routinely acquires services related to molecular diagnostics, immunological assay development, bioanalytical testing, and specialized laboratory management—reflecting deep expertise in the technical demands of modern infectious disease research.