McKinnor currently serves as Chair of the Public Employment and Retirement Committee and serves on the following policy committees- Arts, Entertainment, Sports and Tourism Committee; Business and Professions Committee; Environmental Safety and Toxic Materials Committee; the Governmental Organization Committee and the Judiciary Committee. Additionally, in March 2023, McKinnor was appointed to the State Coastal Conservancy. In this capacity, McKinnor has become one of the most influential, respected and progressive policy leaders in California.

In January 2024, McKinnor was unanimously elected Chair of the Los Angeles County Legislative Delegation. The Los Angeles County Legislative Delegation is the largest, bi-partisan, and most diverse delegation in the California Legislature. Collectively, the Delegation's 39 Assemblymembers and State Senators represent nearly ten million Califonians.

As a legislator, McKinnor has received national recognition for leading some of the most progressive policy issues in California including legislation to unionize state legislative employees, reducing microplastics from our environment and eliminating racist housing policies needed to create safe and inclusive neighborhoods across the state.

Prior to her election to the State Assembly, McKinnor served as Civic Engagement Director for the non-profit LAVoice and previously served as Operational Director for the California Democratic Party and Chief of Staff to several Members of the State Assembly. McKinnor received a BA in Accounting from California State University, Dominguez Hills. McKinnor was born and raised in Los Angeles County, is the mother of two adult sons and recently welcomed her first grandchild.