This is a sources sought notice for market research purposes only, not a solicitation for proposals or quotes. The Department of Veterans Affairs is seeking vendors, preferably Service-Disabled Veteran Owned Small Businesses, to provide Signatera testing services for the Central Arkansas Veterans Healthcare System in Little Rock, AR. Responses must be received by 10:00 a.m. Central Time on Thursday, April 30, 2026. No budget information is specified in the notice. The location for performance of services is Little Rock, Arkansas.