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Business Details
42 Years
experience
Civil Engineering & Design Solutions in San Luis Obispo
Founded in 1984 as John L. Wallace & Associates, our firm has evolved into Wallace Group, a multidisciplinary engineering, design, and planning practice rooted in integrity and community impact. We specialize in civil engineering, transportation planning, landscape architecture, and water resource management, delivering cost-effective solutions that align with environmental stewardship. Our 100% employee-owned structure fosters a culture of accountability, innovation, and dedication to enhancing the communities we serve. With offices in San Luis Obispo, Santa Barbara, and Salinas, we combine technical expertise with local insight to address complex infrastructure challenges.

Our commitment to quality is reflected in projects like the Avila Beach Wastewater Treatment Plant and the Pismo Preserve, where engineering meets sustainable design. We prioritize collaboration, empowering our team to create lasting value through thoughtful planning and execution. Recognized for excellence in public agency coordination and transportation infrastructure, we remain driven by the belief that responsible development strengthens both people and places. As active community members and volunteers, we integrate professional rigor with a personal stake in the long-term viability of our built environment.
Services
Civil Engineering Transportation Planning Landscape Architecture Water Resource Management Surveying/GIS Construction Management Mechanical Engineering
Details
  • Year established: 1984
Highlights and features
  • We offer 100% employee-owned expertise since 1984.
  • Our multidisciplinary teams deliver integrated engineering and design solutions.
  • We prioritize sustainable practices in water resource and land development projects.
  • Recognized excellence in public agency transportation infrastructure coordination.
  • Local offices ensure deep understanding of Central California communities.
Services
Civil Engineering
We provide end-to-end civil engineering solutions for transportation, land development, and public works projects. Our services include master planning, site design, and cost-effective value engineering to optimize materials and construction efficiency. With expertise in Caltrans coordination and public agency projects, we deliver infrastructure that balances functionality with environmental stewardship.
Water Resources
Our water resource engineers specialize in sustainable planning and management of water, wastewater, and stormwater systems. We conduct feasibility analyses, regulatory compliance assessments, and design innovative solutions for water conservation and treatment. Our work ensures efficient resource utilization while meeting evolving environmental standards for municipal and agricultural clients.
Landscape Architecture
We create context-sensitive landscape designs that integrate natural and built environments. Services include park planning, ecological restoration, and sustainable site development that aligns with community needs. Our approach combines artistic vision with technical expertise to enhance public spaces while preserving environmental integrity across residential and commercial projects.
Surveying/GIS
Our surveying division utilizes advanced technology for precise land measurements and spatial analysis. We support infrastructure projects with topographic surveys, boundary determinations, and GIS mapping to inform planning decisions. This data-driven approach ensures accuracy in subdivision processes and compliance with California's Subdivision Map Act requirements.
Transportation Planning
We develop comprehensive transportation plans including roadway design, roundabout implementation, and public transit coordination. Our services cover feasibility studies, environmental assessments, and PS&E package preparation for state and local agencies. Recent projects demonstrate our ability to improve traffic flow while addressing community connectivity and safety needs.
Questions
What engineering services does Wallace Group offer?
We provide civil engineering, transportation planning, water resource management, landscape architecture, and surveying services for public and private sector clients across California.
How long has Wallace Group been in business?
Founded in 1984 as John L. Wallace & Associates, we became Wallace Group in 2004 and remain a 100% employee-owned firm based in San Luis Obispo.
What areas do you serve?
We operate from offices in San Luis Obispo, Santa Barbara, and Salinas, with project experience spanning Central and Northern California communities.
Are you involved in local community projects?
Yes, we actively contribute to regional development through projects like the Laguna Lake Dog Park renovation and Pismo Preserve, combining engineering with environmental stewardship.
What makes Wallace Group unique?
As a 100% employee-owned firm, we combine technical expertise with personal accountability, fostering innovation and long-term commitment to the communities we serve.
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