Allied Construction Services, Inc. was founded in Des Moines, Iowa in 1950, by Robert Maddox. In 1955, Allied opened an office in Bettendorf, Iowa to service the community known as the Quad Cities. In 1966, Allied opened an office in Peoria, Illinois. Then in 1983 Allied opened an office in Omaha, Nebraska. In 1997 Allied opened it's most recent new office in Kansas City, Kansas to service the greater Kansas City area. Today Allied Construction Services is led by the founders son, Bob Maddox III.

Allied's long history in the Construction business is attributable to our company philosophy, and our dedication to developing and maintaining relationships with our customers. Our philosophy is simple: We do work in a courteous and professional manner, man the work according to its needs, get the work done on time, and do all of this at a competitive price. We believe that if a job has to be done first class, quickly, or is a difficult project, Allied Construction Services is the contractor of choice.

Our best sales references are our customers. Allied's goal is to be the number one choice when customers seek to select their subcontractor for our type of services. Our reputation, and our employees are the two most valuable assets. And, in a way , they represent the same thing: people. That is what sets us apart from the rest. We stand behind our work, and will be there as the years go by. Allied Construction Services has a long history of success and is always working to "build" a future to match.