H. Rept. 116-310: Department of Homeland Security Mentor-Protege Program Act of 2019 Report to Accompany H.R. 4727, November 22, 2019 [open pdf - 334KB]
From the Purpose and Summary: "H.R. 4727, the 'Department of Homeland Security Mentor-Protege Program Act of 2019,' encourages large business prime contractors to mentor small businesses to help position them to effectively compete for future federal government contracts."
H. Rept. 116-310; House Report 116-310
U.S. Government Publishing Office: http://www.gpo.gov/