Katie Lilliedoll, S.E.

Katie Lilliedoll, S.E.


Katie Lilliedoll, S.E.

Katie Lilliedoll is a Managing Principal for the Sacramento and Orange County offices and is responsible for leading the overall Engineering & Drafting Departments. Katie joined Harris & Sloan in 2005 and over the course of her career has served as the Engineer of Record for a wide range of product types. Today, she oversees several design teams within the office whose work focus on single-family, low-density multi-family, and high-density multi-family residential projects. Katie also supervises the overall Engineering and Drafting Departments – developing training programs, establishing and implementing office standards, and supervising the office’s code adoption programs.

Through her leadership role, Katie steers the development of technical standards with the aim of producing a unified set of products and services company-wide. Through her mentorship of staff, she has helped to grow a department of technically-skilled, independent, hard-working professionals capable of handling a diverse range of product types. Her dual focus ensures the company is filled with design teams capable of effecting the firm’s mission and providing smart, efficient, constructible solutions.


Master of Science, Civil Engineering
University of California, Berkeley

Bachelor of Science, Civil Engineering
University of California, Davis

Licensed Structural Engineer – CA