Black River Systems Company Inc., Utica, New York, has been awarded a $76,486,598 modification (P00023) to previously awarded contract FA8750-19-C-0040 for Operational Counter-small Unmanned Aircraft System (C-sUAS) open systems architecture. The objective of this effort is to rapidly enhance and commercialize the technology and approach developed under the previous Small Business Innovation Research Phase II contract in order to support rapid research, development, prototyping, demonstration, evaluation and transition of C-sUAS capabilities. Work will be performed in Utica, New York, and is expected to be completed by May 1, 2023. Fiscal 2022 research, development, test and evaluation funds; fiscal 2021 procurement funds; and fiscal 2022 operations and maintenance funds are being obligated at the time of award. The total cumulative face value of the contract is $264,375,424. Air Force Research Laboratory, Rome, New York, is the contracting activity.