Need a Roof? Call Guardian, Peace of mind is our specialty! Guardian Exteriors and Guardian Roofing & Sheetmetal is a full service roofing and exteriors contractor with over 30 years experience in the industry. We are dedicated to being a leader in the roofing industry. To provide each and every customer with the highest level of professionalism and service possible. To ensure the longevity of our company through repeat customers and referral business achieved by customer satisfaction in all areas including timeliness, attention to detail and service-minded attitudes.