Wang's Roofing Inc. provides superior roofing and maintenance services for customers in the greater Bay area. have been in business for more than 15 years and provide our clients with the highest level of workmanship and customer service. We are your best choice among roofing contractors in the Northern California. To ensure trouble free roof repair and excellent roof maintenance work our highly trained roofers use top quality materials. Residential Roofing If your home needs a roof leak repair, our professional roofers can take care of the problem efficiently and quickly. We repair older roofs and install brand new roofs on all types of residential homes. Commercial Roofing We have extensive experience providing commercial roof repair and installation services to businesses on a variety of different size projects. If your business is searching for roofing companies in the Bay area, we are the premier roofing choice in the area. Industrial Roofing Our professionals are capable of repairing and installing any type of roofing system, including those commonly found on industrial structures. Our industrial roof construction and repair experts will make sure your roof is completed to the highest quality standards and on time. Free Roofing Estimates Regardless of the type of roofing work you need done, we can give you a free roofing estimate so you know your costs in advance.