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Authority Window Repair is a family-owned and operated company. Our competent and caring team will go to great lengths to ensure our clients are delighted with our Window Installation Services in Libertyville IL. Our organization has a young, lively, multicultural environment that is more family-oriented and focused on meeting consumer needs. Window installation, window glass installation, window repair, Window Replacement Services in Libertyville IL, and mechanism replacement are just a few of the services we offer. We provide free estimates and competitive prices. Contact us, and we’ll be there for you, just like we always are.