J.L. Patterson & Associates, Inc.
J.L. Patterson & Associates has been working on the railroads. Serving public and private sector clients, transportation engineering firm J.L. Patterson & Associates specializes in rail transportation projects. The company provides engineering design, construction management, and staff augmentation services, primarily for transit authorities, commuter rail systems, and freight railroad clients throughout the US. Hispanic-owned and woman-owned J.L. Patterson & Associates was founded by president Jaqueline L. Patterson in Orange, California.