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DHS Surveys Market for Modeling Toxic Chemical Releases

The Department of Homeland Security's (DHS) Chemical Security Analysis Center (CSAC), which is part of the Science and Technology branch, has issued a Request for Information (RFI) seeking sources to execute a gap analysis for atmospheric transport and dispersion modeling of large-scale toxic chemical releases. There is a concern and evidence that current modeling and consequence assessment approaches are inadequate at addressing large-scale releases of some toxic chemicals. The CSAC is tasked with identifying the relevant knowledge and capability gaps…

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Contract Updates

CORRECTION: The contract announced on Sept. 29 2025 (for A-GAS US Inc., Bowling Green) – $31,442,629

CORRECTION: The contract announced on Sept. 29, 2025, for A-GAS US Inc., Bowling Green, Ohio (SPE4A7-25-D-0386) for $31,442,629 was not awarded.  


UPDATE: Somo Lens LLC (Santa Fe Springs, California (SPE2DF-26-D-0004) – $37,500,000)

UPDATE: Somo Lens LLC,* Santa Fe Springs, California (SPE2DF-26-D-0004, $37,500,000) has been added as an awardee to the multiple award contract for optical lens program for the Defense Logistics Agency Electronic Catalog, issued against solicitation SPE2DE-24-R-0002 and awarded on May…


UPDATE: Hologic Sales and Service LLC (Marlborough, Massachusetts (SPE2D1-26-D-0005) – $95,000,000),

UPDATE: Hologic Sales and Service LLC, Marlborough, Massachusetts (SPE2D1-26-D-0005, $95,000,000), has been added as an awardee to the multiple award contract for medical equipment and accessories for the Defense Logistics Agency Electronic Catalog, issued against solicitation SPE2DH-21-R-0002 and awarded Feb.…


Vertex Aerospace LLC (Madison, Mississippi) – $

Vertex Aerospace LLC, Madison, Mississippi, was awarded an undefinitized contract action with a not-to-exceed price of $ 20,995,905 for F-16 Systems Program Office Foreign Military Sales (FMS) support. This contract action involves FMS support for contractor logistics support (CLS) for…