
120 Degreez
Los Angeles, CARedefining Technical Excellence
Service detail: Mechanical Engineering
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Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
270 results
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Redefining Technical Excellence
Service detail: Mechanical Engineering

Harmonizing the built environment with the natural.
Service detail: Land Development
Building performance consulting, from first principles to policy.
Service detail: MEP Basis of Design & Performance Consulting
Plans Design | Calculation Reports | Prime G.C.
Project: Saddleback College Quad Access Road

We build confidence
Project: Offset Success for Aviation Client

Integrated Architecture & Engineering
Project: 5th Floor Med-Surg Inpatient Wing Gut & Remodel

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

AKH Structural Engineers, Inc. is a structural engineering firm founded in San Jose in 1970, providing structural design, plan check, and analysis services for institutional, commercial, municipal, educational, hospital, and residential clients throughout the greater San Francisco Bay Area. AKH has completed more than 5,500 projects since its founding, including new construction, building evaluations, seismic rehabilitation, and historic preservation work for municipalities, school districts, hospitals, and private clients.
Project: Sobrato Center for Humanities and the Arts at Bellarmine College Preparatory

Delivering Engineering Solutions for Public Agencies since 1990
Project: PFAS Treatment Systems

Responsive, reliable, and results-driven structural engineering.
Service detail: Buildings and Foundations
AT Engineering Services is a California consulting engineering practice providing mechanical, process, oil and gas, energy, petrochemical, chemical, pharmaceutical, industrial, and power engineering services. AT Engineering Services has operated since 1993 and supports clients with technical engineering design and consulting.
Service detail: Mechanical and Plumbing Engineering

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

Geotechnical, Civil, and Structural Engineering Across California and the Western States
Project: LA Metro Gold Line - MSE Wall
Experience. Passion. Excellence.
Project: BD Utility Chiller Plant (Project Granite)

Built for real world project delivery
Service detail: Mechanical Engineering & HVAC Design

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

Alisto Engineering Group is an engineering, environmental, and field services firm founded in 1992 and headquartered in Walnut Creek, California. It provides engineering design, project management, environmental solutions, and specialized field services including gas leak survey, LDAR, and cathodic protection engineering. Alisto serves major utility companies and clients in the oil and gas, water and wastewater, and electric power sectors from headquarters in Northern California with regional operations in Southern California, Texas, and New York.
Service detail: Engineering Services
Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.
Project: UC Berkeley Hildebrand Hall HVAC Modernization
American Land Surveying is a family-owned, full-service land surveying firm serving the San Francisco Bay Area, including San Francisco, Marin, Alameda, Contra Costa, Sonoma, and San Mateo counties. Licensed professional land surveyors and skilled technicians provide topographic surveys, boundary surveys, ALTA/ACSM surveys, construction staking, subdivision mapping, and elevation certificates for residential, commercial, and municipal clients.
Service detail: Residential and Commercial Surveying

We Know How
Service detail: Mechanical Engineering
Powering Insights, Empowering Solutions
Service detail: EPMS Design
Smart solutions in sustainable water infrastructure project delivery
Service detail: Sustainable Infrastructure Consulting

The Expert's Expert.
Project: Town of Windsor SCADA System