[3] Homendy graduated from the Capital College of Pennsylvania State University in a bachelor's degree in humanities in 1994.

[1] She received a Master of Transportation Safety Administration degree from Clemson University in South Carolina.

From 2004 to 2018, she was a Democratic staff member for the United States House Transportation Subcommittee on Railroads, Pipelines, and Hazardous Materials.

[7] On April 11, 2018, President Donald Trump nominated Homendy to be a member of the NTSB and finish out a term expiring in 2019.

[16] In August 2021, Homendy praised the National Highway Traffic Safety Administration's probe of Tesla collisions with emergency services vehicles.