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Business Details
50+ Years
experience
Civil Engineering Experts in Ventura, CA
Since 1974, Lewis Engineering has delivered a diverse portfolio of civil and municipal engineering services to clients throughout Southern California. Our firm is dedicated to providing personal attention and meticulous detail to every project, ensuring tailored solutions that meet specific client needs. Our philosophy, inspired by John Muir's insight, emphasizes interconnectedness in design, leveraging shared knowledge to create resilient environments for a sustainable future. We specialize in infrastructure and public works, offering expertise in grading, drainage, street design, and sanitary sewer systems for both public and private sectors. As a California Certified Green Business, we prioritize environmental stewardship, integrating eco-conscious practices into every project.

Our collaborative approach extends to partnerships with local firms for surveying, landscape architecture, and geotechnical engineering, ensuring comprehensive service delivery. With decades of experience rooted in founder George Lewis' municipal engineering background, we combine technical precision with a commitment to community and environmental health. Our design simplicity philosophy, informed by close contractor relationships, ensures efficient and cost-effective construction outcomes. We serve cities, developers, architects, and landowners, focusing on sustainable development that balances infrastructure needs with ecological preservation. Lewis Engineering remains dedicated to leaving a light footprint while delivering innovative solutions for thriving communities.
Services
Civil Engineering Grading Design Drainage Systems Street Design Sanitary Sewer Design Storm Drain Design Retaining Walls Land Planning Permit Processing Water Management
Details
  • Year established: 1974
Highlights and features
  • We offer 50+ years of civil engineering experience since 1974
  • Our team combines technical precision with environmental stewardship
  • We provide tailored solutions for public and private sector infrastructure
  • Our design simplicity philosophy ensures cost-effective construction
  • We maintain close contractor relationships for practical engineering outcomes
Associations and certifications
  • California Certified Green Business
Services
Civil Engineering
Lewis Engineering provides comprehensive civil engineering solutions for infrastructure and public works projects. Our expertise covers grading, drainage, street design, and sewer systems. We deliver tailored engineering services that balance technical precision with environmental sustainability for both public and private sector clients.
Grading Design
Our grading design services optimize land development while managing water flow and erosion control. We create site-specific solutions that ensure proper drainage and compliance with local regulations for residential, commercial, and mixed-use developments.
Drainage Systems
We design efficient drainage systems that prevent water accumulation and manage stormwater runoff. Our solutions integrate with overall site planning to protect infrastructure while maintaining environmental compliance for various development types.
Street Design
Our street design services include roadway layout, driveway access, and traffic flow optimization. We create safe, functional roadways that meet municipal standards while considering long-term maintenance and community needs.
Land Planning
We offer land planning services that coordinate with surveying and environmental experts to maximize property potential. Our approach integrates infrastructure requirements with ecological considerations for sustainable development outcomes.
Questions
What areas do you serve?
We primarily serve Southern California, including Ventura, Carpinteria, Ojai, and Moorpark areas.
What engineering services do you offer?
We provide civil engineering services including grading, drainage, street design, sewer systems, and land planning for public and private sector projects.
How long have you been in business?
Lewis Engineering has been serving clients since our founding in 1974, with over 50 years of experience.
Are you environmentally conscious?
Yes, we're a California Certified Green Business committed to sustainable practices and member of 1% For The Planet.
Do you work with other professionals?
We partner with local firms for surveying, landscape architecture, and geotechnical engineering to provide comprehensive project solutions.
What makes your approach unique?
Our design simplicity philosophy combines technical expertise with practical construction knowledge from close contractor collaboration for efficient outcomes.