Building Official

The Building Official assumes responsibility for enforcing the adopted building codes which regulate all commercial and residential building projects throughout Des Peres. To that end, the position oversees the various functions of the Building Division including reviewing site plans, issuing permits, and inspecting projects for compliance. 

Will Penney took over the Building Official position in March 2022 after previously serving as Code Enforcement Officer in Des Peres. Will holds various certifications from the International Code Council (ICC) including commercial, residential, and plans examiner credentials.  Will is also a certified flood plain administrator. 

Will has over 35 years of experience in building and code enforcement including working at St. Louis City, St. Louis County, and several municipalities.  Will also serves on the Board of Directors for the Missouri Association of Building Officials and Inspectors. Will is graduate of Missouri State University where he majored in Construction Technology. 

The Building Official can be reached by phone at 314-835-6137 or by email at

William Penney, Building Official

William Penney