This is a Sources Sought notice for market research, not a solicitation, seeking qualified small business sources capable of providing an annual preventative maintenance and service agreement for a Leica Cryostat CM3050S at NIMH. Required services include one preventive maintenance visit per year, unlimited emergency repairs, all OEM replacement parts, labor, travel, software updates, and factory-trained certified service personnel. Performance will take place at the NIH/NIMH IRP in Bethesda, MD, with a one-year base period and four one-year options spanning approximately September 26, 2026 through September 25, 2031. Interested vendors must submit a capability statement addressing each requirement, including company information, employee count, personnel qualifications, and applicable NAICS code. Small business respondents are encouraged.