Welcome To Des Moines, IA Allied Construction Services


Welcome to Allied Des Moines!  If you are looking for an “on time and in budget” interior contractor for your next project, you have come to the right place.  For over 60 years, we have been taking care of the smallest to the very largest interior jobs in central Iowa, and providing complete customer care.

Bob Maddox, Sr. founded the company in 1950, with a vision of quality workmanship and professionalism.  We stand on solid financial ground, have an impeccable safety record, and no project is too small or too large.  If you are looking for a major player in central Iowa, Allied should be your interior contractor of choice.

Please view our projects below:

Des Moines Project 1 - Thumb Holder  

World Food Prize

The historic former Des Moines Library, built in 1903...
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Des Moines Project 2 - Thumb Holder  


New corporate headquarters with offices, training center...
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Des Moines Project 3 - Thumb Holder  


New corporate office headquarters with high level finishes and...
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Des Moines Project 4 - Thumb Holder  

IA Health Methodist West Hospital

A new facility, with 64 general medical and surgical care beds...
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Des Moines Project 5 - Thumb Holder  

Wells Fargo Campus

The Wells Fargo Home Mortgage Campus serves as their new corporate headquarters...
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