The Department of Defense, specifically the Department of the Army, is hosting the 2025 Radiation Detection Industry Day, an invitation-only event scheduled for June 2025 at Aberdeen Proving Ground-Edgewood, Maryland. This event aims to provide a platform for vendors to discuss advancements in radiation detection technology, focusing on instrumentation and dosimetry. The Industry Day is significant for fostering collaboration and innovation in radiological nuclear defense technologies. Interested vendors must submit a short white paper detailing their technologies to the designated government contacts by March 3, 2025, and should note that travel costs will not be reimbursed.