This Sources Sought is market research, not a solicitation or contract obligation, seeking interested Small Business Concerns for services at the 129th Rescue Wing, Moffett ANGB, CA. The requirement includes monthly, quarterly, and annual preventive maintenance and inspection of two Delta Scientific DSC501 wedge barriers, one hydraulic pumping unit, and associated equipment per a draft Performance Work Statement. The stated scope also includes site verification, clearing/demolition, excavation and soil disposal, irrigation modification, an oval/elliptical concrete display pad, aircraft support and anchoring/mooring features, static grounding, lightning protection, solar perimeter lighting, grading/stormwater drainage, and landscape restoration. The applicable NAICS code is 811310, with an SBA small-business size standard of $12,500,000. Interested firms are asked to provide a statement of intent to propose as prime, relevant past-project experience, a resource/subcontractor/key-personnel outline, and socioeconomic status/size; if adequate small-business competition is not available, the effort may be advertised unrestricted.