I have been working with them for years because they are great. — Kathy V, Roofing Supply Group
As a commercial building owner, it's important to get a return on my investment. ROI came up with the right system for me. — Andy T, President of Furnace Manufacturing Inc.
ROI rocks. The roof looks fabulous :) Your guys worked very hard to deliver as promised and even worked through an unpleasant weather. We are so glad to have
chosen ROI for our roofing. Thank you so much!!
— Anil K, Custom Homeowner
It took only 5 years to get my ROI on my roof. I am amazed. Great job ROI Roof. — Peter M, HOA Representative
The staff of ROI was so professional. They cleaned up after themselves and were always on time. — John Q, Owner of Remote Controlled Spaces
The designer of my system was very creative in finding the right solution for us. I am impressed. — Gregory A, VP Operations
ROI has been so easy to work with. The project manager was thorough and we are able to get a 5 year ROI.
— John P, Building Mgr, City Official
The staff of ROI were helpful, on time and on budget. I will recommend them. — Paula J, Government Official
We build roof systems and provide maintenance in the following cities and counties in Northern California: