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

John P. Stopen Engineering, LLP

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