Mainstream Home Improvement Projects
John H. Eldridge Siding Replacement Review
August 20, 2025
We were so pleased with how quickly and professionally the team was that worked on our home.
Tara H. Taylor Ridge Window Replacement Review
August 14, 2025
The Rock Stars of Replacement Windows!
Timothy C. Geneseo Window Replacement Review
August 9, 2025
Installation was excellent, they were well-mannered, quick, and meticulous.
Becky M. Fulton Window Installation Review
August 8, 2025
These guys are absolutely amazing! Thank you so much for everything!!
Emily M. Cedar Rapids Window Replacement Review
August 6, 2025
Mainstream replaced 7 failing windows and a sliding glass door in my 2005 house.
James T. Clinton Siding Installation Review
July 28, 2025
Very happy with the outstanding job done by Mainstream Home Improvement.
Diane A. Rock Island Window Replacement Service Review
July 15, 2025
We are very happy with the job of our new windows installation from start to finish.
Lillian B. LeClaire Gutter Cover Installation Review
July 14, 2025
Ryan was the first rep who came to give an estimate.
Noah H. Moline Window & Gutter Installation Review
July 14, 2025
Needed new windows on my front porch and new gutters on the whole house.
Cynthia I. Peoria Window Contractor Review
July 11, 2025
Mainstream Home Improvement did an excellent job replacing and installing my new windows.
Mike G. Bettendorf Window Replacement Review
June 27, 2025
Mainstream has been excellent to work with; they installed new windows in my home.
John M. Davenport Window Contractor Review
June 20, 2025
Window came out of the track. Called Mainstream.
Linda W. Erie Window Replacement Review
June 18, 2025
I used Mainstream 20+ years ago for the 1st time for siding and windows and was thrilled with them!




