From humble beginnings as a three-person storefront in 1989, ATI has grown to over 1,200 employees and has become a nationally recognized leader in restoration, environmental remediation, and reconstruction services. As the nation’s largest family-owned restoration contractor, ATI is available and at your service 24/7 every day of the year. ATI is proud to offer all customers a personalized service experience from our management team, plus all the logistical and technological benefits of a large