About MDG
MDG is a civil engineering consulting firm specializing in airport infrastructure design. We provide a comprehensive suite of services, including transportation design, planning, drainage and stormwater design, geotechnical engineering, and construction management. This extensive range of capabilities allows us to manage various project aspects efficiently, positioning us as a versatile and reliable choice for our clients.
With decades of experience in airport expansion, our founder, Mohsen Mohammadi, Ph.D., P.E., leads a team of dedicated professionals who boast more airfield experience than many of our larger competitors. Together, they have worked at over 80 airports and have completed projects ranging from FBO facilities to runway rehabilitation. MDG has quickly established itself as a beacon of excellence in civil engineering, becoming a trusted partner to public and private entities across the U.S. and the Virgin Islands.
With certifications as a Disadvantaged Business Enterprise (DBE), Minority Business Enterprise (MBE), and Small Business Enterprise (SBE) through multiple agencies, MDG is recognized not only for its technical expertise but also for its commitment to diversity and inclusion within the industry.
Firm Capabilities
Specializing in Airport Design, Transportation Design, Drainage/Stormwater Design & Additional Services.
Firm Capabilities
Airside Design
Airside Design
- Runway and Taxiway Rehabilitation, Reconstruction, and Extensions
- Apron Rehabilitation, Reconstruction, and Expansion
- Fuel Farm Facilities
- Security Fencing
- Obstructions Evaluation and Removal
- Pavement Management
Landside Design
Landside Design
- Parking Lots
- Access Roads
- Cell Phone Waiting Lots
- Rental Car Facilities
- Pedestrian Walkways and Sidewalks
- Shade Canopies
Facilities Design
Facilities Design
- Fixed Base Operator (FBO) Facilities
- Hangars
- Administrative Offices
- Aircraft Rescue and Fire Fighting (ARFF) Facilities
- Terminal Renovations
- Air Traffic Control Towers
Planning & Environmental Services
Planning & Environmental Services
- Airspace Analysis
- Master Planning
- Airport Layout Plans
- Documented CATEX
- Environmental Assessments
- Wetland and Wildlife Mitigation
Drainage & Stormwater Design
Drainage & Stormwater Design
- Stormwater Master Plans
- Permitting
- Drainage Modifications/Improvements
- Stormwater Pollution Prevention Plans (SWPPP)
- Floodplain Analysis
- Stormwater Facilities
Transportation Design Services
Transportation Design Services
- Roadways
- Traffic Mast Arms
- Intelligent Transportation Systems
- Traffic Engineering Studies
- Signal Timing
- Wayfinding
Other Services
Other Services
- Geotechnical Engineering
- Program/Project Management
- Grant Assistance and Compliance
- Construction Administration
- Construction Management
- Resident Project Representative
Trusted by 80+ Airports
Client Feedback
5-Star Reputation & Service
Contact Us
Let's Discuss Your Next Project
Job Openings

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