Exterior Building Services, Inc. (EBS) is the leading provider of building envelope moisture protection services. Founded in 1979 as a specialty subcontractor, we provide services on commercial, institutional, and mixed-use projects for the private and public sectors. We are a family-owned business and have earned our excellent reputation by doing the highest quality work, operating honestly and ethically, maintaining an excellent safety record, and having a phenomenal team of genuine expert craftsmen in the field.