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Google Review
We have used Mainstream several times and have always been pleased with their work. Highly recommend!
Janet H.October 13, 2019

Thank you, Janet. We appreciate it.

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Recent Customer Projects

Gutter Cover InstallationDavid D. Gutter Cover Installation & Repair …October 28, 2025
Home ImprovementBryan C. Quad City Gutter Repair ReviewOctober 27, 2025
Home ImprovementElaine F. Home Improvement ReviewOctober 24, 2025
Home ImprovementSamuel S. Window Repair ReviewOctober 24, 2025
Home ImprovementKevin Y. Home Improvement ReviewJune 26, 2025

“We could not be happier with our new windows and door! Each member of your company that we have worked with has been very kind and put our satisfaction as a top priority. Our windows look beautiful.”
- Tim & Tracy Wrengoogle