John P. Stopen Engineering, LLP

Founded in 1966, John P. Stopen Engineering, LLP (JPSllp) provides structural and geotechnical engineering services for buildings and related site improvements. JPSllp’s work includes building foundation and structural designs; geotechnical investigations; preparation of construction documents (drawings and specifications); cost estimating, construction quality control observations, renovations, restorations and forensic analysis of nearly all building types. Construction costs of projects have ranged from minimal to $250 million dollars. JPSllp’s clients include architects, developers, contractors, corporations, governmental agencies, and academic institutions. Capabilities & Services:  Planning, design, and contract administration of building structures  Static and dynamic analysis of all building materials  Linear and non-linear analysis of complex structural systems  Solid modeling and finite element analysis  Building and equipment vibration control design  Earthquake-resistant design of buildings and non-structural components  Equipment foundations  Forensic engineering investigations of distressed and failed structures  Expert testimony  Building envelope system design and analysis  Masonry and concrete restoration  Analysis of structural components subjected to high thermal gradients  Testing program development and load rating  Peer review, value engineering, and code compliance review  Construction troubleshooting