Jeff Day has studied architecture under some of St. Louis’ most recognized architects. His studies date back 16 years, covering residential, commercial and ecclesiastical uses, ranging in size from 600 square foot residential additions, to 15,000 square foot homes, to office buildings, condominiums, apartment complexes, churches and high schools. More…

John Wimmer  joined Jeff Day & Associates, LLC  in March of 2010, and  has a Bachelor of Architecture degree from Kansas State University More…

Dennis Naylor joined Jeff Day & Associates in January 2011, and is a registered architect licensed to practice architecture in the states of Missouri and Illinois, and is certified with the National Council of Architectural Registration Board (NCARB) which allows him to be licensed in 47 states. More…

Nick Kreitler joined Jeff Day & Associates in February of 2012; he graduated from Kansas State University in 2011 with a master’s degree in Architecture. Following graduation, Nick remained in Manhattan to work on various building projects for the college, before returning to St. Louis to begin his career in Architecture. His passion for building has continued as a volunteer with Habitat for Humanity.