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Meshek & Associates provides specialized hydrology and hydraulic modeling, engineering design and construction inspection services for communities across Oklahoma and Texas, including roadway and utility design. Over the last two decades, we have completed countless stormwater drainage studies, designed specialized GIS programs, and assisted in the design and construction of numerous civil improvement projects both small and large.

Dedicated to exceeding client expectations, we believe in mastering the best technologies available and expertly applying them to client project needs.

Founded in 1988 by Janet Meshek, PE, CFM, Meshek employs more than thirty people, including six registered civil engineers, three registered bio-systems engineers, four GIS specialists, four CADD/engineering technicians plus administrative staff.

With extensive experience in general civil, water resource engineering, storm sewer and open channel system design, flood plain analysis, street and roadway projects, water and sewer design, we are often called on to provide expert witness services in stormwater-related lawsuits.


Janet Meshek, PE, CFM


Founder & President of Meshek & Associates, PLC

Since forming Meshek, in 1988, Ms. Meshek has served as the Principal in Charge or Project Manager for comprehensive Master Drainage Plans for the cities of Bartlesville, Claremore, Okmulgee, Owasso, Ponca City, Sand Springs, Sapulpa and Tulsa, as well as the University of Oklahoma and the R.L. Jones Riverside Airport in Tulsa. In her 35 years of experience in engineering, Ms. Meshek has provided design services for numerous roadway, storm sewer, culvert, bridge and detention pond design projects. She has prepared planning studies, written or updated ordinances and criteria manuals and supervised several municipal studies, including capital improvement project prioritization and updating municipal fee schedules.