Structural Engineers in Irvine, CA

A-1 Engineering USA is a product development and manufacturing firm based in Irvine, CA that provides design engineering, prototyping, quality control, manufacturing and branding services to bring concepts to production; A-1 Engineering USA is a California Department of Public Health (CDPH)–approved licensed medical device manufacturer (License #78634), follows ISO 9001 quality practices, supports FDA registration for Class I devices and testing to UL, CE and CSA medical standards, and offers in-house testing, warranty and technical support for domestic and international distribution.

Adkan Engineers is a civil engineering firm with over 35 years of experience, focused on client satisfaction through exceptional professional service and dedication to quality. The company operates from a single office location, concentrating a team of expert staff who work collaboratively to efficiently complete projects on time and within budget. Adkan Engineers specializes in civil engineering, land surveying, and land planning services. The firm prides itself on strong communication, immediate responsiveness, and principal involvement in every project from start to finish, ensuring clients receive personalized attention and reliable service.

Altair is an enterprise software company (now acquired by Siemens) that develops AI-powered solutions for simulation, high-performance computing, data science and engineering across industries such as aerospace, automotive, electronics, energy and manufacturing; Altair offers platforms and products like Altair One, HPCWorks, HyperWorks and RapidMiner to enable simulation-driven design, cloud & hybrid computing, digital twins, generative AI and data analytics, and the company supports customers with consulting, training and a global services ecosystem to accelerate product development and data-driven decision making.

B.A. Sims Engineering, Inc. is a structural and civil engineering consulting firm based in Long Beach, California, with an international presence licensed in multiple U.S. states and Canadian provinces. The company provides fast response times and exceptional service across a broad range of engineering projects. Their expertise includes structural design for new commercial and residential construction, remodels, seismic retrofitting, structural steel components, bridges, and public art projects. In civil and construction design, they offer services such as temporary shoring, grading and drainage plans, erosion control, traffic control plan review, slope stability analysis, retaining walls, and tunneling. The company focuses on delivering practical, value-engineered solutions tailored to client needs.

Fuscoe Engineering, Inc. is an award-winning, employee-owned civil engineering firm that delivers creative, practical and successful site and infrastructure designs across California and internationally; Fuscoe Engineering provides a full spectrum of civil services including civil engineering, survey & mapping, stormwater management, sustainable site design and geospatial technology, operates multiple Southern California offices with a corporate office in Irvine, and emphasizes its "Full Circle Thinking®" approach to collaboration and problem solving to produce durable, well-crafted projects.

HDR is a 100% employee-owned global design, architecture, engineering and consulting firm that delivers multidisciplinary solutions across markets such as transportation, water, healthcare, science, energy, buildings and urban development; the company combines engineering, architecture, environmental and data-driven services to help clients plan, design and deliver complex infrastructure and facilities, operates 200+ offices with a presence worldwide, is headquartered in Omaha, NE, and emphasizes client service, sustainability and solving the world’s greatest challenges.

JRS Engineering & Design is a Long Beach-based firm providing residential and light commercial engineering design services throughout Southern California. The company specializes in a wide range of services including load-bearing wall determination and removal, home additions and remodels, second-story additions, custom home design, carport and garage design, garage conversions, structural home inspections, accessory dwelling units (ADUs), foundation design, Title 24 energy calculations, deck and pergola design, and stamped structural calculations. JRS Engineering & Design offers personalized service starting with a consultation and site visit, followed by detailed design and permitting support, and ongoing assistance during construction. The firm emphasizes clear communication, transparent pricing, and client support throughout the project lifecycle.

KAD Engineers & Surveyors is a licensed engineering and surveying firm with offices in Orange County and San Diego that brings over 40 years of combined experience to residential and commercial projects; KAD Engineers & Surveyors specializes in land surveying, civil engineering design and geotechnical engineering services including construction staking, boundary determination, topographic and elevation certification, setback and building height certification, ADU surveying, grading and drainage design, water and sewer plans, and soils testing, and the company supports public and private sector clients with code-compliant, field-tested solutions.

PCX Aerosystems is a diversified global supplier specializing in precision machining and manufacturing of flight-critical mechanical assemblies, transmissions, gearboxes, shafts, housings, structural airframe assemblies, composite wrapped fuel tanks, landing gear, high-pressure propellant tanks, and specialty composites. The company serves the aerospace and maritime industries, providing advanced components for defense rotorcraft and naval defense platforms. With decades of industry experience, PCX Aerosystems is committed to delivering exceptional quality, reliability, and on-time delivery while continuously innovating to meet the rigorous demands of leading OEMs. The company operates multiple locations across the United States and maintains a strong focus on solving critical manufacturing needs with forward-thinking solutions.

Los Angeles Engineering, Inc. is a general engineering construction firm and employee-owned Southern California contractor, founded in 1986, that provides vital infrastructure, transportation, utility, and recreation construction services. Los Angeles Engineering, Inc. delivers projects including athletic sports complexes, concrete structures, highways, and parks and recreation, supports subcontractor engagement and career development, and operates with a mission to continue individual development and growth to provide exemplary services to society by constructing vital transportation, utility, and recreation infrastructure from its Covina, CA location.