Find engineering consulting firms by capability and location.

Harmonizing the built environment with the natural.

Best-In-Class Engineering Expertise

Empowering Precision with Authority

Quality Without Compromise

Haddox Consulting Engineers is a civil engineering and land surveying firm based in Vacaville, California, focused on planning, design, and mapping services for development and public works projects. Led by Allan F. Haddox II, PE, PLS with over 30 years of experience, it handles land development from feasibility and conceptual master planning through final design, mapping, and construction of private and public improvements. Practice areas include urban and master planning, highway and roadway design, subdivision and parcel mapping, creek and wetland restoration, stormwater and watershed analysis, sanitary sewer design, domestic water distribution, pump station design, and reservoir storage tank design.

Building Relationships, Exceeding Expectations

Level Engineering and Architecture is a multidisciplinary civil and structural engineering and architecture firm headquartered in Loveland, Colorado, with 12 offices across 7 states. It serves homeowners, commercial building owners, contractors, developers, and local government clients with structural engineering, civil engineering, architecture, and inspection services. With over 25,000 projects completed and 500+ five-star reviews, Level provides stamped drawings and signed plans for permitting, structural inspections, load-bearing assessments, foundation engineering, and forensic reports. Civil services include hydraulic engineering, drainage engineering, water and wastewater, and bridge engineering.

Milani & Associates is a civil engineering, land surveying, and environmental consulting firm founded in 1999 by Michael Milani and based in Concord, California. Milani & Associates provides surveying and mapping, civil engineering, land development, construction staking, storm water monitoring, fire line design, expert witness services, and environmental engineering for education, commercial, industrial, residential, government, and infrastructure clients throughout Northern California.

Civil Engineering & Land Surveying Excellence for 46 Years

Professional mechanical, electrical, plumbing, civil, and fire protection engineering services with over three decades of experience.

SLO Civil Design, LLC specializes in professional civil engineering and all phases of land development on California's Central Coast, serving San Luis Obispo and Santa Barbara counties. Professional Engineers at it support homeowners, developers, architects, contractors, and legal teams with site selection, grading and drainage design, land development consulting, construction permitting, environmental permitting, expert witness analysis, and comprehensive project management. With over 150 projects completed - from vineyards, hotels, and commercial buildings to custom homes, ADUs, and multi-family developments - the practice delivers full project lifecycle support from initial feasibility through final construction close-out.

Intelligent Infrastructure. Enduring Communities.

Southern California's Premier, Full Service, Civil Engineering Consulting Firm

Experience matters.

Design, Engineer & Deliver

You Can Build With Confidence.

Engineering With a Cause