Business Details
37 Years
experience
Trusted Engineering Services in St. Louis
David Mason & Associates engineers the foundation of communities by assessing, creating, and preserving essential infrastructure and facilities. With nearly 30 years of experience, our multi-disciplined team delivers civil, structural, and utility engineering solutions tailored to meet client needs. We prioritize safety, sustainability, and innovation while maintaining a family-first culture that fosters collaboration and integrity. Our regional offices span the U.S., enabling us to serve diverse markets including aviation, healthcare, education, and public infrastructure.As a Minority-Owned Business Enterprise (MBE), we are committed to creating opportunities and delivering exceptional engineering services with a focus on client satisfaction and long-term partnerships.
Services
Civil Engineering
Structural Engineering
Utility Market Services
Survey/3D Scanning
Sewer Cleaning
Field Services
Transmission + Distribution
Details
- Year established: 1989
Highlights and features
- We have over 30 years of experience in civil and structural engineering.
- Our team holds certifications in safety and utility market services.
- We maintain a 0.72 Experience Modification Rate for safety excellence.
- Our multi-disciplinary approach ensures comprehensive project solutions.
- We operate with a client-focused philosophy and regional expertise.
Associations and certifications
- Minority-Owned Business Enterprise (MBE)
What people say
Highest quality engineering
Responsive and willing to go extra mile
Exceptional safety record
Collaborative partner
Precision and attention to detail
Services
Civil Engineering
Our civil engineering services focus on designing and assessing highways, bridges, and municipal infrastructure. We deliver solutions for public and private clients, ensuring compliance with safety standards and sustainability goals. Our expertise supports long-term community development through innovative planning and execution.
Structural Engineering
Structural engineering services include designing and evaluating buildings, tunnels, and specialized structures. We prioritize durability and safety while meeting project-specific requirements. Our team uses advanced technology to provide precise solutions for complex structural challenges across diverse industries.
Utility Market Services
We specialize in utility market services for electric, gas, and water systems. Our work includes substation design, pipeline assessments, and underground distribution improvements. By combining technical expertise with safety protocols, we enhance reliability for utility providers and their customers.
Survey/3D Scanning
Our survey and 3D scanning services provide accurate topographic and as-built data for infrastructure projects. Using cutting-edge technology, we support design precision and project efficiency. Clients benefit from detailed spatial analysis for construction and maintenance planning.
Sewer Cleaning
Sewer cleaning and hydro excavation services ensure efficient wastewater system operation. We employ advanced methods like CCTV inspection and hydro excavation to identify and resolve issues. Our proactive approach minimizes disruptions and extends infrastructure lifespan.
Questions
What engineering services does David Mason + Associates offer?
We provide civil, structural, utility, survey/3D scanning, and sewer cleaning services for infrastructure projects.
How long has DMA been in business?
DMA has over 35 years of experience, founded in 1989.
Does DMA work on national projects?
Yes, we operate across 41 states with regional offices nationwide.
What safety certifications does DMA hold?
We maintain a 0.72 EMR and follow OSHA and client-specific safety protocols.
How does DMA ensure project quality?
Our multi-disciplinary team combines technology with rigorous quality control processes.
