Kate Pfefferkorn-Mansker, PE, ENV-SP

Kate Pfefferkorn-Mansker, PE, ENV-SP is an Engineer with a background in design, construction and industrial operations.  Mrs. Pfefferkorn-Mansker is the Owner and serves as Director of the Site Planning and Water Resources. She oversees construction activity, infrastructure development and assessment, and industrial inspections. Her experience includes site plans, public works infrastructure, stormwater management, hydrology and hydraulic studies, land development, site assessments, industrial permit compliance and environmental assessments.  She is a professional engineer licensed in Kansas and Missouri and certified in environmental management, inspection, ISO auditing, sustainable infrastructure and hazardous material response. Mrs. Pfefferkorn-Mansker partners with clients to bring peace of mind, quality, and sustainable design to infrastructure.

With a Bachelor of Science in Chemical Engineering from the University of Missouri, Kate has worked across a range of sectors, including industrial manufacturing, landfill compliance, subdivision development, and EPA-led assessments. She is passionate about delivering sustainable, high-quality infrastructure solutions that provide clients with peace of mind.

A strong advocate for resilient infrastructure and environmental stewardship, Kate actively supports Engineers Without Borders and initiatives that promote women in STEM fields.


Mid-America Regional Council                                               Society of American Military Engineers

Kansas Geologic Mapping Advisory Committee           Institute for Sustainable Infrastructure

Engineers Without Borders                                                             Kansas City, Missouri Sustainability