Langan Engineering and Environmental Services is a professional consulting firm offering services in Site/Civil, Geotechnical, Environmental and Traffic Engineering, as well as, Asbestos/Lead, Indoor Air Quality and Mold Investigations, Wetlands/Natural Resources, Landscape Architecture and Planning, Surveying, and Computer Consulting Services.  We provide these services for both public and private sector clients at sites located throughout the United States and abroad from our offices in Elmwood Park, NJ (headquarters); Trenton, NJ; Doylestown, PA; Philadelphia, PA; New York, NY; New Haven, CT; Miami, FL;  and Las Vegas, NV.  Langan International operates from our New York and Miami offices, as well as locations in London and Athens.   Langan approaches design problems with a combination of innovation, knowledge, and experience, rendering the most efficient and sustainable solutions while maintaining cost effectiveness.  Our staff of professional and scientific specialists combine their knowledge and experience to provide comprehensive design and engineering services to our clients.  They are supported by field personnel who possess an understanding of both the technical aspects of design, and the practical potentials of construction.  We apply the same degree of professionalism and interest to both large scale and small project assignments.  In brief, we provide design and engineering services that combine technical knowledge, practical experience, and professional judgment in resolving challenging development and construction problems. By providing a diverse array of integrated services in-house, we simplify the coordination effort for our clients and streamline the approval process.