- EXPERIENCE Office/Commercial Multi-family Condos Custom Homes Bridges Retail Centers Warehouses Forensic Research Retaining Structures CAD DRAFTING DESIGN SYSTEMS ENGINEERING FEES CONTACT US LINKS Maggert & Associates was formed in 1988 to provide structural engineering consulting services in western Colorado. The majority of our commercial and residential projects have been in the Aspen and ...www.maggertengineers.com