For more than 30 years Construction Update, a division of Master Builders of Iowa, has been providing construction project information to Iowa’s commercial construction industry.


In addition to our subscriber base of more than 1,500 contractors, we maintain valuable relationships with hundreds of architects, engineers, owners and other firms. Whether you are looking for a subscription to project information, a place to post your Notice to Bidder documents, or just industry expertise, let us be your go-to resource!


Construction Update keeps it simple with 2 powerful subscription options.


Project procurement can sometimes be confusing. Read more about Iowa’s project procurement laws.

Did you know Construction Update will post your Notice to Bidder documents free of charge? Here’s how it works…

Experience the CU Help Desk

Construction Update subscribers can take advantage of the CU Help Desk, which is designed to personally assist members with project information, addenda, ordering plans, printing and anything else related to the Construction Update’s mission of providing subscribers with essential project information resources.

To utilize this service, simply contact our project information specialists at 515.402.9858 or CUHelp@mbi.build to get your questions answered.