Find engineering consulting firms by capability and location.

Redefining Technical Excellence

Energy by Design

Engineering Excellence for a Sustainable Future

Designing Spaces. Engineering Solutions. Delivering Excellence

Engineering Excellence Delivering High-Quality Engineering, Surveying & Consulting Services to the Rocky Mountain Region

Providing Excellence in Engineering Services.

Harmonizing the built environment with the natural.

Specializing in geotechnical, structural, and civil engineering excellence

Engineering Excellence + Inspiring Innovation

When All Systems Must be Ready to Go

Engineering with Soul

We build confidence

Providing benefits to our clients and the greater community through engineering excellence and creativity

Engineering Excellence

Getting Actions Done with Swift, Smart, Superior & Sustained Results

Your go-to Engineering and Project Management Partner

Experience. Passion. Excellence.

Dedicated to Excellence. It's Our Commitment to You.

Fifty Years of Engineering Excellence

Committed to Excellence

Over 50 years of engineering excellence

Founded in 1980, Aliquot Associates, Inc. is a multi-disciplinary engineering and surveying firm serving public and private clients across the San Francisco Bay Area. The practice offers civil engineering, traffic engineering, and land surveying services from offices in Oakland and Walnut Creek, California. Aliquot brings decades of expertise across diverse project types including public roadways and highways, transit facilities, residential subdivisions, commercial and mixed-use sites, water and sewer systems, stormwater management, and park improvements. With extensive agency-side experience and strong local knowledge across multiple Bay Area jurisdictions, the team provides responsive, customized service from initial planning and feasibility studies through design, permitting, construction, and inspection. Every project is managed directly by a principal, enabling quick decision-making and close coordination with property owners, architects, contractors, and agency representatives.

Leading the pavement consulting industry

Alliant Engineering, Inc. Alliant blends project delivery excellence with a passion for innovation, managing projects from inception to completion with national expertise and deep local knowledge. Alliant's diverse team of engineers, landscape architects, planners, construction managers, environmental specialists, and surveyors brings multi-disciplinary collaboration to complex public infrastructure and private development projects.