The District of Columbia, Department of General Services (DGS) is seeking a Contractor to provide janitorial and related supplemental services for District owned and leased facilities begin utilized by the Metropolitan Police Department (MPD) and Fire and Emergency Medical Service (FEMS). The awarded Contractor shall provide all management, tools, supplies, equipment, vehicles and labor necessary to successfully perform comprehensive janitorial and related supplemental services as required for a base period and up to four (4) one (1) year option periods. The Department reserves the right at any time (including after an award hereunder), to either add or remove property locations and/or to increase or decrease the responsibility under an awarded contract. Interested Offerors are required to submit price proposals on all line items and tasks (where applicable) for each Property Location, including the base year and the four option year periods. Failure to bid on all line items and tasks (where applicable) for each location, shall be sufficient to render a proposal non-responsive and subject to exclusion from further evaluation in consideration of award.