Business Details
32 Years
experience
Your Trusted Engineering Partner in Warrenton, VA
Since 1994, DRH Engineers has delivered high-level engineering expertise across structural, civil, solar, and forensic disciplines. With over 45 years of combined experience, our veteran-owned firm provides tailored solutions for public and private clients throughout the Mid-Atlantic region. Our team, led by owner David R. Hall, PE, LS, DFE, prioritizes timely, cost-effective results while maintaining rigorous attention to detail. Licensed in 14 states, we serve diverse sectors including residential, commercial, and federal projects. Our accreditations with organizations like the American Society of Civil Engineers and National Society of Professional Engineers underscore our commitment to excellence.From bridge design to forensic analysis, we combine conventional principles with innovative approaches to meet evolving client needs. Our multidisciplinary perspective ensures seamless project execution, whether managing utility upgrades or historical preservation. With a focus on transparency and client collaboration, weve built long-term partnerships through consistent delivery of high-caliber engineering services.
Services
Structural Engineering
Civil Engineering
Forensic Engineering
Solar Engineering
Bridge Design
Code Analysis
Construction Inspections
Failure Analysis
Historical Preservation
Stormwater Management
Details
- Year established: 1994
Highlights and features
- We have over 45 years of engineering experience across 14 licensed states.
- Our veteran-owned firm maintains accreditations with 20+ industry organizations.
- We provide multidisciplinary solutions for structural, civil, and solar projects.
- Our team includes Board Certified Diplomate Forensic Engineers.
- We serve clients from initial design through construction completion.
Associations and certifications
- American Society of Civil Engineers
- National Society of Professional Engineers
- Council of Engineering Specialty Boards
- U.S. Green Building Council
- International Code Council
- National Fire Protection Association
What people say
Timely communications
Very professional
Knowledgeable
Promptly respond
Great communication
Services
Structural Engineering
Our structural engineering services encompass commercial, residential, and industrial projects. We provide code analysis, failure evaluation, and construction inspections. From retaining walls to multi-story buildings, our team ensures structural integrity while balancing cost-effectiveness and design innovation. Clients benefit from 45+ years of experience in new construction and historical preservation projects.
Civil Engineering
We offer comprehensive civil engineering solutions including road design, stormwater management, and utility upgrades. Our expertise covers feasibility studies, grading plans, and environmental compliance. Clients receive multidisciplinary support for commercial developments and public works projects. Our 14-state licensing enables regional infrastructure improvements with consistent quality control and budget adherence.
Forensic Engineering
Our forensic engineering services investigate structural failures and construction defects. We provide expert testimony, boundary dispute resolution, and code compliance reports. With Board Certified Diplomate Forensic Engineers on staff, clients receive detailed analysis of building collapses, construction accidents, and property damage claims. Our findings support legal proceedings and insurance claims with technical precision.
Solar Engineering
We specialize in photovoltaic system design and structural integration for solar installations. Services include site analysis, electrical engineering, and seismic evaluations. Our team designs ground mount and roof mount systems with optimized energy output. Clients benefit from complete permitting assistance and structural enhancements for both new and retrofit solar projects across commercial and residential sectors.
Construction Inspections
Our construction inspection services ensure code compliance and quality control throughout project execution. We provide third-party evaluations, material testing, and progress monitoring. Clients receive detailed reports documenting adherence to design specifications. This service supports timely issue resolution and ensures final deliverables meet both regulatory standards and client expectations across all project phases.
People
David R. Hall
Owner/Engineer
David Hall, PE, LS, DFE, has 45+ years of engineering experience. A Johns Hopkins graduate, he's a Board Certified Diplomate Forensic Engineer and Fellow of the American Society of Civil Engineers. He leads DRH Engineers' technical operations and client relations.
Questions
What areas do you serve?
We serve Warrenton, Fauquier County, and surrounding areas in Virginia, plus 13 additional states including Maryland, Texas, and North Carolina.
What engineering services do you offer?
We provide structural, civil, forensic, and solar engineering services, including design, inspections, failure analysis, and renewable energy system integration.
Are you licensed in multiple states?
Yes, we're licensed to practice engineering in Virginia, Maryland, Texas, New Jersey, Pennsylvania, DC, and 8 other states.
How experienced is your team?
Our firm has 45+ years of combined engineering experience with a Board Certified Diplomate Forensic Engineer leading projects.
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