Planet Underground Competitors

Welcome to the official LinkedIn page of the Southeastern Pennsylvania Transportation Authority (SEPTA). SEPTA is the nation’s sixth largest transit system, with a vast network of fixed route services including bus, subway, trolley, trackless trolley, and Regional Rail, as well as ADA paratransit and Shared Ride programs. This network provides service in Bucks, Chester, Delaware, Montgomery and Philadelphia Counties with connections into New Jersey and Delaware. SEPTA is also one of the region’s largest employers, with a workforce of approximately 9,500 employees. Our mission is to be a customer-driven organization focused on delivering the best in convenience, cleanliness, courtesy, and communications.

DFI is an international association of contractors, engineers, manufacturers, suppliers, academics and owners in the deep foundations industry. Our multidisciplinary membership creates a consensus voice and a common vision for continual improvement in the planning, design and construction of deep foundations and excavations. We bring together members through networking, education, communication and collaboration. With our members, we promote the advancement of the deep foundations industry through technical committees, educational programs and conferences, publication of guides and specifications, a peer-reviewed journal, a flagship magazine, research, government relations and outreach. DFI has more than 3,500 involved, knowledgeable and committed members worldwide.