Doylestown, Pennsylvania | Langan
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  • About
    • Who We Are
    • Leadership
    • 50th Anniversary
    • Citizenship
    • Diversity, Equity + Inclusion
    • Langan International
  • Services
    • 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
  • Portfolio
    • Tall Buildings
    • Brownfield Redevelopment
    • Energy: Oil & Gas
    • Colleges & Universities
    • Environmental Remediation
    • e-Commerce & Distribution Centers
    • Residential
    • Energy: Power & Transmission
    • Hospitals & Healthcare
    • Federal, State & Local Government
    • Environmental Compliance
    • Retail
    • Stadium & Arena
    • P3/Concession
    • Infrastructure
    • Mixed-Use
    • Resorts, Hospitality & Casinos
    • K-12 Schools
    • Office Buildings & Campuses
    • Waterfront & Marine
    • Airports
    • Entertainment, Cultural & Parks
    • Data Centers
    • Renewable Energy
  • Health & Safety
  • Sustainability
  • Newsroom
    • Langan Newsletters
    • News & Awards
    • Regulatory Updates
  • Careers
    • Search Jobs
    • Why Join Us
    • Who We Seek
    • Testimonials
    • Career Events
    • Frequently Asked Questions
    • Not Ready To Apply? Connect With Us
  • Locations
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Locations > US Offices > Doylestown, Pennsylvania

Doylestown, Pennsylvania

Selected Projects
Route 33/Main Street Interchange Route 33/Main Street Interchange Palmer Township, PA
Shoppes at Old Bridge Old Bridge, NJ
Integrated Contingency Plan Bangor, PA
Verizon Pennsylvania, LLC – Air Quality Permitting and Compliance Pennsylvania
News and Awards

Award June 24, 2019
Vigilante Joins Lehigh Valley Board of Governors

Langan Senior Associate/Vice President AnnMarie Vigilante, PE, was recently elected to the Lehigh Valley Chamber Board of Governors, with her ...... read more

Office
Doylestown, Pennsylvania

2700 Kelly Road, Suite 200
Warrington, PA 18976-3653

215.491.6500 215.491.6501 fax
Contact
Gregory M. Elko, PE, LEED AP
Managing Principal
Steven Ueland, PE, LSRP
 Managing Principal
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