RFI for Armed Security Services - Sources Sought

The government authority located in Denver, Colorado requires armed security services to support its security operations. The selected vendor must provide qualified personnel who hold valid firearms permits, possess a Private Patrol Operator license, and satisfy all applicable state and local firearm qualification, training, and proficiency requirements. Only onshore USA organizations are eligible to bid, and the contractor must perform all work onsite in Denver, Colorado. The source text does not state the program goals, application submission deadlines, question deadlines, submission methods, evaluation criteria, contract term, or specific budget details beyond indicating a request for proposals.