Mechanical Support Services

The Washington Headquarters Services, under the Department of Defense, is conducting market research via a sources sought notice for a single award Indefinite Delivery/Indefinite Quantity contract to provide comprehensive mechanical support services. The scope of work involves the installation, maintenance, and repair of critical infrastructure, including HVAC/R, plumbing, chilled water distribution, steam, and sanitary systems at the Pentagon Reservation and Mark Center in Virginia. The contract is intended to be executed through firm-fixed price task orders over a total period of performance not exceeding five years and six months, consisting of a one-year base period, four option years, and a six-month extension. The requirement is categorized under NAICS code 238220 for Plumbing, Heating, and Air Conditioning Contractors and is designated as a total small business set-aside, encouraging responses from various socioeconomic categories including 8(a), HUBZone, SDVOSB, and WOSB. Contractors must adhere to strict technical standards, such as the Pentagon Equipment Labeling Standard and the Washington Headquarters Services Building Code, and maintain records within the Maximo CMMS. Security is a primary concern, requiring all personnel to possess appropriate clearances and sign non-disclosure agreements. Interested firms must submit a capability statement by November 17, 2026, including three examples of comparable projects performed within the last five years to demonstrate technical proficiency.