Share ABOUT SERVICES PORTFOLIO HEALTH & SAFETY SUSTAINABILITY NEWSROOM CAREERS LOCATIONS INTEGRATED ENGINEERING & ENVIRONMENTAL CONSULTING SOLUTIONS Site/Civil Geotechnical Environmental Energy Earthquake/Seismic Traffic & Transportation Surveying/Geospatial Environmental Compliance EHS Management & Compliance Landscape Architecture Land Use Planning Natural Resources & Permitting Sustainable Design Waterfront & Marine Geologic Hazards Demolition Geographic Information Systems (GIS) ESG M&A Consulting Technical Excellence Practical Experience Client Responsiveness NEW JERSEY NEW YORK CONNECTICUT MASSACHUSETTS ILLINOIS PENNSYLVANIA OHIO VIRGINIA FLORIDA TEXAS ARIZONA COLORADO WASHINGTON CALIFORNIA ATHENS CALGARY DUBAI LONDON PANAMA TERMS OF USE PRIVACY POLICY WEB DESIGN COMPANY PROFILE Copyright 2021 "Langan" encompasses "Langan Engineering, Environmental, Surveying, Landscape Architecture and Geology D.P.C.," "Langan Engineering and Environmental Services, Inc.," "Langan International, LLC"

Share ABOUT SERVICES PORTFOLIO HEALTH & SAFETY SUSTAINABILITY NEWSROOM CAREERS LOCATIONS ENVIRONMENTAL COMPLIANCE Lancaster Industrial Gas Manufacturing Facility LANCASTER, PA Verizon Pennsylvania, LLC – Air Quality Permitting and Compliance PENNSYLVANIA Former Industrial Site NEW JERSEY Integrated Contingency Plan BANGOR, PA Maher Zone SAN FRANCISCO, CA Multi-Phased Terrestrial & Aquatic Ecological Risk Assessment MORRIS COUNTY, NJ One South Market Street SAN JOSE, CA Pond System Ecological Risk Assessment HOPEWELL, NJ 1165 E. Arques Avenue SUNNYVALE, CA Ecological Risk Assessment WHARTON, NJ Pennsylvania Commission for Community Colleges PENNSYLVANIA Spill Prevention Control and Countermeasure Plan Review BANGOR, PA Lens Manufacturing Facility – Environmental Compliance Audit PENNSYLVANIA Laguna Lake Risk Assessment SAN LUIS OBISPO, CA Technical Excellence Practical Experience Client Responsiveness NEW JERSEY NEW YORK CONNECTICUT MASSACHUSETTS ILLINOIS PENNSYLVANIA OHIO VIRGINIA FLORIDA TEXAS ARIZONA COLORADO WASHINGTON CALIFORNIA ATHENS CALGARY DUBAI LONDON PANAMA TERMS OF USE PRIVACY POLICY WEB DESIGN COMPANY PROFILE Copyright 2021 "Langan" encompasses "Langan Engineering, Environmental, Surveying, Landscape Architecture and Geology D.P.C.," "Langan Engineering and Environmental Services, Inc.," "Langan International, LLC"