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Business Details
40 Years
experience
Award-Winning Architecture & Engineering Services Nationwide
Larson Design Group is an award-winning, employee-owned architecture, engineering, and consulting firm with a national reach. Since 1986, we have served public and private clients across diverse industries, prioritizing client relationships, employee development, and community enhancement. Our multidisciplinary team delivers innovative, sustainable solutions tailored to each project's unique needs. With 18 offices nationwide and over 39 years of experience, we combine technical expertise with a commitment to client service excellence. Our employee-ownership model drives decision-making, fosters productivity, and ensures long-term success. We specialize in markets including commercial, education, healthcare, transportation, and water/wastewater infrastructure.

Our values of innovation, teamwork, and stewardship guide every project, from concept to completion. Recognized for industry leadership, we have earned accolades such as ENR 500 rankings and ACEC/PA Diamond Awards. Our approach integrates architecture, civil engineering, environmental services, and construction management under one roof. We emphasize transparency, responsiveness, and ethical practices in all client interactions. Through employee ownership, we cultivate a culture of accountability and professional growth. Our work spans 50 states, with projects ranging from federal facilities to community revitalization initiatives. We are dedicated to improving quality of life through design excellence and sustainable practices.
Services
Alternative Delivery Civil Engineering Construction Services Environmental Services Geotechnical Engineering Landscape Architecture M/E/P/FP Engineering Permitting Structural Engineering Transportation Engineering
Details
  • Year established: 1986
Highlights and features
  • We offer 30+ years of experience in multidisciplinary architecture and engineering projects.
  • Our employee-ownership model ensures accountability and long-term client commitment.
  • We provide nationwide services with hyper-local expertise in 50 states.
  • Our team holds LEED certifications and specialized accreditations in environmental compliance.
  • We integrate architecture, engineering, and construction management under one roof.
Services
Alternative Delivery
Our alternative delivery methods include design-build, P3, and integrated project delivery. We collaborate with clients to select the optimal approach for each project's unique needs. Our team ensures cost efficiency, innovation, and timely completion through proven methodologies.
Civil Engineering
We provide comprehensive civil engineering services for infrastructure, land development, and utility projects. Our expertise includes stormwater management, site analysis, and regulatory compliance. We deliver solutions that balance technical requirements with environmental stewardship and client objectives.
Construction Services
Our construction services include management, inspection, and administration for complex projects. We ensure adherence to schedules, budgets, and quality standards while maintaining client interests throughout the construction process. Our team provides real-time problem-solving and coordination.
Environmental Services
We offer environmental compliance, permitting, and remediation services for diverse projects. Our specialists address wetlands, stream restoration, and regulatory challenges. We combine technical expertise with sustainable practices to minimize environmental impact while meeting project goals.
Transportation Engineering
Our transportation engineering covers roadway, bridge, and transit projects. We provide planning, design, and construction oversight for federal and state agencies. Our solutions prioritize safety, efficiency, and long-term infrastructure resilience for evolving transportation needs.
People
David Martin
President and Chief Executive Officer
David Martin leads Larson Design Group with over 25 years of engineering and management experience. He oversees strategic growth and operational excellence while maintaining a client-focused approach to project delivery.
Tom Bestafka
Vice President - Navy Market Lead
A retired U.S. Navy Captain, Tom Bestafka brings specialized expertise in federal engineering projects. He manages naval infrastructure programs and leverages military experience to enhance project execution and client relationships.
Doug McKeown
Vice Chair
Doug McKeown contributes strategic leadership as Vice Chair, focusing on corporate governance and long-term planning. His industry insights help shape the firm's direction and client service priorities.
Rajan Sheth
Board Director
Rajan Sheth serves on the board with expertise in architectural design and federal market expansion. He drives innovation in project delivery methods and technical excellence across the firm's portfolio.
John DiMarco
Board Director
John DiMarco provides strategic guidance as a board member, focusing on financial stewardship and operational efficiency. His leadership supports sustainable growth and client satisfaction initiatives.
Questions
What industries does Larson Design Group serve?
We serve commercial, education, healthcare, transportation, energy, federal, and water/wastewater markets nationwide.
Is Larson Design Group employee-owned?
Yes, we are 100% employee-owned, which aligns our team's interests with client success and long-term quality.
How many offices does LDG have?
We operate from 18 offices nationwide, providing local expertise with national resources.
What certifications do your staff hold?
Our team includes LEED-accredited professionals, licensed engineers, certified wetland scientists, and specialists in environmental compliance.
Can you handle complex federal projects?
Yes, we have extensive experience with Department of Defense and federal civilian agency projects, including specialized security requirements.
How does employee ownership benefit clients?
Employee ownership fosters accountability, innovation, and long-term commitment to client satisfaction and project excellence.