Window Installation Projects
Aaron H. Colona Window Contractor Review
March 21, 2025
Jon S. Sterling Window Replacement Service Review
March 12, 2025
Everything about this company was done professionally!
Travis K. Muscatine Window Installation Service Review
March 10, 2025
Thank you so much for the window repair.
Cindy M. Window Replacement Review
February 14, 2025
We had 23 windows installed 14 years ago and couldn't be happier to this day.
Dave C. Moline Replacement Window Review
December 31, 2024
Josh K. Eldridge Window Contractor Review
November 27, 2024
Extremely professional company from start to finish.
Wendy E. Window Installation Service Review
November 14, 2024
They arrived on time and ready to work. They were willing to work around my bushes. They were considerate to us and our property.
Joyce D. Walcott Window Installation Service Review
November 8, 2024
They do beautiful work, professional and quick.
Jay and Kate F. Rock Island Window Replacement Service Review
October 28, 2024
I have used Mainstream to replace windows in two residences that I have owned over the last 20 years and always they did an excellent job.
Beth M. Rock Island Window Contractor Review
September 30, 2024
Great job. Got the windows in quickly and efficiently. Nice crew and helpful. The company listened to what I was needing and made it happen how I envisioned it.
Kim C. Davenport Window Install Review
September 11, 2024
Beth F. Rock Island Window and Patio Door Replacement Review
September 10, 2024
The sales and installation team are fantastic. Such care is given to every detail of the process.
EnforcerR67 DeWitt Window Installation Review
September 4, 2024
They are reasonably priced and were able to do the job before winter. They worked quickly and we're very professional.
Ryan B. Davenport Window Installation Review
September 4, 2024
Had a great experience throughout the entire process. Quality, timely and clean work. Will use again!
Alan G. Davenport Window Installation Review
September 4, 2024
Mainstream employees are respectful, quiet and knowledgeable. We are grateful for their honesty and craftsmanship. Our home looks great!
Bonnie J. Moline Window Installation Review
August 16, 2024
Everyone was on time, crew worked together very well. Work all done in one day. The whole experience was awesome.
Keith G. Davenport Window Installation Review
August 12, 2024
I would highly recommend Mainstream for any work that you need done.
Janice G. Davenport Window Replacement Review
July 29, 2024
Dealing with Spencer makes the process easy.The quality of materials and the professional installation can not be beaten.
Pat A. Moline Window Replacement Review
July 22, 2024
This company is so easy to deal with. Start to finish everything was smooth. All work was done efficiently by a true professional!
