Page 29 - ACEC PA - 2023 Member Directory

Langan Engineering and Environmental Services, Inc.
1818 Market St., Suite 3300, Philadelphia, PA 19103 (215) 845-8900
(215) 845-8901
www.langan.com
Total Company-wide Personnel: 1,250
Total State Personnel: 230
Number of Physical Offices in Pennsylvania: 4
@LanganEngEnv
Corporation- Private
Langan provides an integrated mix of engineering and environmental consulting services in support of land development projects, corporate real estate portfolios, and the energy industry. Our clients include developers, property owners, public agencies, corporations, institutions, and energy companies around the world.
• Civil- General
• Civil- Transportation
• Geotechnical
• Landscape Architecture
Larson Design Group, Inc.
1000 Commerce Park Dr., Suite 201, Williamsport, PA 17701 (570) 323-6603
(570) 323-9902
www.larsondesigngroup.com
Total Company-wide Personnel: 346
Total State Personnel: 310
Number of Physical Offices in Pennsylvania: 6
www.facebook.com/LarsonDesignGroup @LDGnews www.linkedin.com/company/larson-design-group
Corporation- Private
• Civil- Structural Land
• Environmental
• Land Development
• Surveying/GIS/Mapping
Larson Design Group is a national, award-winning, 100% employee-owned architecture, engineering and consulting firm with a vision to elevate client relationships, enrich the careers and lives of its employee-owners, and enhance the communities in which it operates.
• Architectural
• Civil- Structural Land
• Construction Management/Construction Inspection • Environmental
• Industrial
• Planning
• Water/Wastewater
Lochner
106 Isabella St., Suite 501, Pittsburgh, PA 15212 (412) 250-4280
www.hwlochner.com
Total Company-wide Personnel: 600
Total State Personnel: 15
Number of Physical Offices in Pennsylvania: 1
Corporation- Private
• Civil- General
• Civil- Transportation
• Electrical
• Geotechnical
• Land Development
• Surveying/GIS/Mapping
Founded in 1944, Lochner provides planning, environmental, design, construction engineering and inspection, and right of way services for surface transportation, rail, transit, and aviation clients across the United States.
• Civil- General
• Civil- Transportation
• Construction Management/Construction Inspection • Fire/Earthquake/Hazards/Safety
• Land Development
• Water/Wastewate
• Civil- Structural Land
• Computer/Communications/Systems • Environmental
• Hydrology
• Planning
acecpa@acecpa.org
2023MemberDirectory | 29
2023 Member Firms