Certasun: #1 Illinois Solar Installer for 2020
Certasun is tremendously honored to be named by SolarReviews.com as the #1 Illinois solar installer for 2020. With a score of 4.74 out of 5.00, Certasun earned the top ranking in the state.
Certasun thanks its customers for the wonderful feedback they posted on SolarReviews.com and other leading reviews sites.
SolarReviews.com is the leading third party review site for solar installation companies. Certasun has no influence over the reviews that are displayed. A reviews auditing team ensures that only genuine reviews are posted.
This is in addition to our 4.92 Google review average and our 4.86 BBB review average, both as of 1/1/21.