
1CSDesign
San Diego, CAEngineering Confidence From the Ground Up
Service detail: Structural Design
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Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
394 results
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Engineering Confidence From the Ground Up
Service detail: Structural Design
Engineering Excellence for a Sustainable Future
Service detail: Systems Engineering & Integration

Harmonizing the built environment with the natural.
Service detail: Land Development

Moving Our Communities Infrastructure Forward
Project: Gateway Park
AAA Engineering Design is a structural engineering firm based in Stanton, California, founded in 2009 by licensed Professional Engineer Aws Salahaldin. Serving Orange County, Los Angeles County, the Inland Empire, and San Diego County, AAA Engineering Design provides structural analysis, seismic retrofitting, ADU design, foundation engineering, and construction documentation for residential and commercial clients, with over 500 completed projects.
Project: CMU Warehouse Mezzanine
Plans Design | Calculation Reports | Prime G.C.
Project: Saddleback College Quad Access Road

Mission-Driven.
Project: Naval Air Station North Island Soil Investigation

We build confidence
Project: Offset Success for Aviation Client

When Safety Is Critical.
Project: Applied Avionics DCU120 DAL A Certification Support
Enhancing communities and the built environment.
Project: SFO Harvey Milk Terminal Boarding Area B

Best-In-Class Engineering Expertise
Project: Fremont Blvd/Old Warm Springs Blvd - New Signal

Delivering Engineering Solutions for Public Agencies since 1990
Project: PFAS Treatment Systems
Established in 1990, ANP Engineering, Inc. is a structural and civil engineering practice based in San Diego, California. It designs multifamily residential developments, single-family custom homes, and commercial buildings, alongside providing structural retrofitting, site investigations, and traffic planning.
Project: 8 Unit La Costa Villa Condo

Staffing - Construction - Remediation
Service detail: Project Staffing
California's Only One Stop Shop
Service detail: Planning and Permitting

Large Firm Expertise Small Firm Values
Service detail: Transportation Engineering
Efficient Management in Infrastructure Construction
Service detail: Construction Management and Inspection

Geotechnical, Civil, and Structural Engineering Across California and the Western States
Project: LA Metro Gold Line - MSE Wall

Immersive Experience Makers: We Bring Stories to Life
Project: Dolly's Life of Many Colors Museum

Improving Mobility and Access
Project: Link21 Program's New Transbay Rail Crossing
Recognized as one of the top Civil Engineering and Land Surveying firms in the North Bay, Adobe Associates, Inc. provides Civil Engineering, Land Surveying, Land Planning, and Wastewater and Septic Design services for the development of private and public projects. Since 1982, Adobe Associates has helped thousands of clients maximize the value of their projects by finding potential opportunities others often miss, creating practical, accurate design solutions, and guiding projects through the regulatory process. Adobe Associates is a family business built on honesty, integrity, and dependability, with project experience spanning residential development, commercial, affordable housing, hospitality, agricultural, and public infrastructure work across Northern California.
Project: Drake's Cove Subdivision

Built for real world project delivery
Service detail: Mechanical Engineering & HVAC Design
The command center for infrastructure and safety. Operational readiness. Absolute precision.
Project: Pier B On-Dock Rail Support Facility

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.
Project: Oakland Army Base Redevelopment