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Business Details
50+ Years
experience
Your Trusted Partner for Engineering Solutions
Founded over five decades ago, our firm has established itself as a leader in engineering and environmental consulting services. We pride ourselves on combining technical excellence with practical experience to deliver innovative solutions for complex projects worldwide. Our team of seasoned professionals collaborates closely with clients to navigate regulatory challenges and achieve sustainable outcomes. With a global presence across 50 locations and projects in over 100 countries, we serve a diverse clientele including developers, public agencies, and energy companies. Our commitment to client responsiveness ensures personalized attention and timely execution, fostering long-term partnerships.

Recognized for our expertise in site/civil, geotechnical, and environmental engineering, we continue to push industry boundaries through cutting-edge technologies and methodologies. Holding ISO 27001 certification underscores our dedication to cybersecurity and operational excellence. As we expand our capabilities in renewable energy and digital solutions, our mission remains unchanged: to empower communities through sustainable engineering practices. Our culture of continuous improvement and employee development drives our pursuit of being recognized as the world's premier engineering consulting firm.
Services
Site/Civil Engineering Geotechnical Consulting Environmental Remediation Energy Development Earthquake Engineering Digital Solutions Landscape Architecture PFAS Remediation Brownfield Redevelopment GIS Surveying
Details
  • Year established: 1975
Highlights and features
  • We offer 50+ years of experience in multidisciplinary engineering consulting
  • Our ISO 27001 certification demonstrates cybersecurity leadership
  • We maintain 50 global offices with projects in 100+ countries
  • Our 1,900 professionals include recognized experts in 10+ engineering disciplines
  • We provide end-to-end solutions from concept to construction oversight
Associations and certifications
  • ISO 27001
What people say
Professional growth opportunities Collaborative work environment Technically challenging projects Client-focused approach Work-life balance
Services
Site/Civil Engineering
Our Site/Civil Engineering team develops conceptual site plans and navigates regulatory processes for complex developments. We provide comprehensive services including stormwater management, utility infrastructure assessment, and construction oversight. Our deadline-oriented approach minimizes project delays while ensuring compliance with local regulations and environmental standards.
Geotechnical Consulting
We specialize in foundation design and site preparation for technically challenging projects. Our services include subsurface investigations, seismic analysis, and ground improvement solutions. With expertise in tunneling and waterfront engineering, we deliver cost-effective geotechnical solutions for structures ranging from high-rises to infrastructure projects.
Environmental Remediation
Our environmental team provides comprehensive remediation solutions for contaminated sites. Services include site assessment, brownfield redevelopment, and regulatory compliance management. We specialize in PFAS remediation and hazardous materials abatement, helping clients achieve sustainable environmental outcomes while meeting regulatory requirements.
Earthquake Engineering
We offer specialized seismic evaluation services for projects in active earthquake zones. Our capabilities include ground motion analysis, liquefaction mitigation, and slope stability assessments. The team develops site-specific seismic design criteria to ensure structural safety and regulatory compliance for critical infrastructure projects.
Digital Solutions
Our digital solutions group leverages GIS and BIM technologies to enhance project delivery. We provide geospatial data analysis, 3D modeling, and digital twin solutions for infrastructure and development projects. These technologies improve decision-making through accurate data visualization and asset management capabilities.
Questions
How can I learn more about Langan Engineering & Environmental Services's services?
Explore our project portfolio, read client testimonials, and review technical publications on our website. Follow our LinkedIn and Glassdoor pages for company updates.
What happens after I submit my job application?
You'll receive a confirmation email. A recruiter will review your qualifications and contact you if your experience matches current openings.
Do you offer internship opportunities for students?
Yes, we provide seasonal internships nationwide. Check our careers page for current openings and application deadlines.
Are there career development opportunities at Langan Engineering & Environmental Services?
We offer professional growth through technical training, mentorship programs, and cross-disciplinary collaboration on complex projects.
What geographic areas do you serve?
We operate from 50+ offices across the US and internationally in locations including London, Dubai, and Mumbai.