Langan Engineering & Environmental Services
2700 Kelly Road
Suite 200
Warrington PA, 18976

Ms. Alicia Johnson


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(215) 491-6500

(215) 491-6501

Langan provides integrated environmental, site/civil, geotechnical and traffic engineering consulting services for corporate, industrial, developer, national retailer, legal, financial and government clients.
Founded in 1970, Langan is 650 people in eight full-service offices along the eastern United States, including Doylestown, PA and in Las Vegas, Nevada. Langan will open its tenth office in the Lehigh Valley in 2008. The firm has earned 44 major awards for engineering excellence and technical innovation as recognized by the American Consulting Engineers Council (ACEC).

Additional services include: PA Act 2 Remediation; Brownfield Redevelopment; Land Surveying; Landscape Architecture/Planning; Natural and Cultural Resources Services; Hydrogeologic/Water Resources Studies; Environmental Due Diligence; GIS/Database Management and Software Systems Training; and Asbestos, Lead and Mold Consulting.