J.R. LeFaivre Construction Company specializes in additions of any size. Since 1976 we have built numerous additions all over Carroll, Frederick, and Northern Baltimore Counties. We have probably constructed an addition for someone you know. We have received national recognition from the Remodeling and Qualified Remodeling Magazines as well as local recognition through the “Carroll’s Best” award. All of our additions are designed to match and compliment the architectural properties of your existing home. Addition construction can take between 1 to 4 months depending on size and complexity. Additions cover a very large price range because of their varying uses and functions. We are an industry leader in residential addition construction and we offer you full servicedesign and construction from concept through completion.