
Get matched with top structural engineers in San Marcos, CA
There are 1 highly-rated local structural engineers.
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Verified Reviews for Structural Engineering pros in San Marcos, CA
*The Angi rating for Structural Engineering companies in San Marcos, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Structural Engineering needs.
*The HomeAdvisor rating for Structural Engineering companies in San Marcos, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Structural Engineering needs.
Last update on October 04, 2025
Find Structural engineers in San Marcos

New Beginning Engineering
New Beginning Engineering
We are a full service Architectural and Structural Engineering family-owned company and believe that quality, honesty, and fair pricing are the cornerstones to a trusting working relationship between home owner and engineer. Architectural and Structural Engineering Solutions For: --ADU's --New Home Design & Construction --2nd Floor Additions --Decks and Patio Covers --Retaining Walls and Basements --Home Design on Hillsides --All residential and commercial needs for Architectural and Structural Engineering We are a Christian based engineering company and conduct our business with the utmost ethics. We operate our business on a lump price fee. With this price, you don’t end up paying for change orders or comments back from the city. Our lump sum fee includes getting you all the way to permit. We will provide you with clean, clear, and professional looking architectural and structural engineering plans and calculations for both your contractor and for submission to your city agency. We also serve many realtors as well providing structural engineering assessment for properties either during a pre-approval process or during their contingency period to ensure the home being purchased is structurally adequate with no major issues. We chose to work in this industry because we want our customers to obtain their dreams. Your home is your sanctuary. Make your home the way you want it and work with a company that values trust, integrity, and quality.
"GS ArcDesign has had the privilege of working with New Beginning Engineering for many years, successfully completing over 15 projects together, with more projects currently in progress. Throughout this collaboration, I have consistently experienced the highest level of professionalism, reliability, and technical expertise from their team. Their services—including structural design, structural calculations, energy compliance (Title-24), and MEP engineering—have been integral to both residential and commercial projects, particularly those involving legalization and permitting. Each project has been handled with thoroughness, precision, and a commitment to excellence. As an architectural firm, we rely heavily on engineering partners who are not only skilled but also dependable and trustworthy. New Beginning Engineering has consistently met and exceeded those expectations, making them one of our most valued collaborators. I hold a very positive impression of New Beginning Engineering and confidently recommend their services to anyone seeking competent, reliable, and professional engineering support."
Sisitha E on August 2025
We are a full service Architectural and Structural Engineering family-owned company and believe that quality, honesty, and fair pricing are the cornerstones to a trusting working relationship between home owner and engineer. Architectural and Structural Engineering Solutions For: --ADU's --New Home Design & Construction --2nd Floor Additions --Decks and Patio Covers --Retaining Walls and Basements --Home Design on Hillsides --All residential and commercial needs for Architectural and Structural Engineering We are a Christian based engineering company and conduct our business with the utmost ethics. We operate our business on a lump price fee. With this price, you don’t end up paying for change orders or comments back from the city. Our lump sum fee includes getting you all the way to permit. We will provide you with clean, clear, and professional looking architectural and structural engineering plans and calculations for both your contractor and for submission to your city agency. We also serve many realtors as well providing structural engineering assessment for properties either during a pre-approval process or during their contingency period to ensure the home being purchased is structurally adequate with no major issues. We chose to work in this industry because we want our customers to obtain their dreams. Your home is your sanctuary. Make your home the way you want it and work with a company that values trust, integrity, and quality.
"GS ArcDesign has had the privilege of working with New Beginning Engineering for many years, successfully completing over 15 projects together, with more projects currently in progress. Throughout this collaboration, I have consistently experienced the highest level of professionalism, reliability, and technical expertise from their team. Their services—including structural design, structural calculations, energy compliance (Title-24), and MEP engineering—have been integral to both residential and commercial projects, particularly those involving legalization and permitting. Each project has been handled with thoroughness, precision, and a commitment to excellence. As an architectural firm, we rely heavily on engineering partners who are not only skilled but also dependable and trustworthy. New Beginning Engineering has consistently met and exceeded those expectations, making them one of our most valued collaborators. I hold a very positive impression of New Beginning Engineering and confidently recommend their services to anyone seeking competent, reliable, and professional engineering support."
Sisitha E on August 2025
Castaneda Engineering
Castaneda Engineering
In business since 1995, we are here for all your building and structural needs! Any new building or additions to existing structures, we are here to help! With 20 years of experience, we have the expertise to make your building dreams come true. Professional and thorough, every job is like a new job for us!
"I am glad angi had a listing for a structural engineer which is hard to find at a reasonable price. scope of the project involved replacing/ repairing a old load bearing wooden post which was giving away due to the age. Mr Joe performed a site visit to my house and connected me with a general contractor to perform the work per his recommendations. The contractor worked closely with him and followed his instructions. Mr Joe was honest, very reasonably priced and stated upon visit that this was a simple problem and I don't have to worry about it. I would definitely consult for future issues."
Raj K on May 2023
In business since 1995, we are here for all your building and structural needs! Any new building or additions to existing structures, we are here to help! With 20 years of experience, we have the expertise to make your building dreams come true. Professional and thorough, every job is like a new job for us!
"I am glad angi had a listing for a structural engineer which is hard to find at a reasonable price. scope of the project involved replacing/ repairing a old load bearing wooden post which was giving away due to the age. Mr Joe performed a site visit to my house and connected me with a general contractor to perform the work per his recommendations. The contractor worked closely with him and followed his instructions. Mr Joe was honest, very reasonably priced and stated upon visit that this was a simple problem and I don't have to worry about it. I would definitely consult for future issues."
Raj K on May 2023

New Beginnings Engineering Inc.
New Beginnings Engineering Inc.
We are a full service engineering providing you with all that you need to submit an engineering package to your local city agency for your new home, home addition, new Accessory Dwelling Unit (ADU), 2nd Floor Additions, Renovations, Bearing Wall Removal or Evaluation, Beam Calculation for Post Removal, New Home, Retaining Walls, Home Inspection . I am a licensed structural professional engineer. We are a family owned company and believe that quality, honesty, and fair pricing are the cornerstones to a trusting working relationship between home owner and engineer. We are a Christian based engineering company and conduct our business with the upmost ethics. We operate our business on a lump price fee. With this price, you do not end up paying massive amounts of change orders, or charged for comments back from the city. Our lump sum fee includes getting you all the way to permit. Call or text me at 949-397-5191
"They came, said they would send me an estimate and its been a month and I have not received anything."
Quynh O on December 2024
We are a full service engineering providing you with all that you need to submit an engineering package to your local city agency for your new home, home addition, new Accessory Dwelling Unit (ADU), 2nd Floor Additions, Renovations, Bearing Wall Removal or Evaluation, Beam Calculation for Post Removal, New Home, Retaining Walls, Home Inspection . I am a licensed structural professional engineer. We are a family owned company and believe that quality, honesty, and fair pricing are the cornerstones to a trusting working relationship between home owner and engineer. We are a Christian based engineering company and conduct our business with the upmost ethics. We operate our business on a lump price fee. With this price, you do not end up paying massive amounts of change orders, or charged for comments back from the city. Our lump sum fee includes getting you all the way to permit. Call or text me at 949-397-5191
"They came, said they would send me an estimate and its been a month and I have not received anything."
Quynh O on December 2024
Calebs Imagination
Calebs Imagination
Building or remodeling your dream home. Whatever your imagination envisions we can make it a reality. We have 25 years of experience with pulling permits, designing, drawing schematics/blueprints, earthwork, concrete, stucco, framing, roofing, Plumbing, electrical, HVAC, windows, drywall, insulation and more!
Building or remodeling your dream home. Whatever your imagination envisions we can make it a reality. We have 25 years of experience with pulling permits, designing, drawing schematics/blueprints, earthwork, concrete, stucco, framing, roofing, Plumbing, electrical, HVAC, windows, drywall, insulation and more!
SF Engineering & Metalworks
SF Engineering & Metalworks
We are a licensed and bonded steel contracting firm in San Diego County. Specializing in high-quality residential and commercial metalwork and production welding, we offer services such as handrails, guardrails, deck railing, gates, ornamental ironwork, structural steel framing, beams, Corten cladding, and custom metal creations. Serving both individuals and contractors, we bring expertise, precision, and passion to every project. Choose us for top-notch craftsmanship and tailored metal solutions. License #1116014
We are a licensed and bonded steel contracting firm in San Diego County. Specializing in high-quality residential and commercial metalwork and production welding, we offer services such as handrails, guardrails, deck railing, gates, ornamental ironwork, structural steel framing, beams, Corten cladding, and custom metal creations. Serving both individuals and contractors, we bring expertise, precision, and passion to every project. Choose us for top-notch craftsmanship and tailored metal solutions. License #1116014
Rehab Building Company, Inc.
Rehab Building Company, Inc.
Rehab Building Company, Inc. A License - Engineering B License - General Contractor C10 License - Electrical We are a growing company holding three licenses. We have done it all from residential, commercial to government work. As licensed contractor, we are in search of larger size projects using our expertise in engineering. Please contact us for all for major projects where you need seasoned expertise, quality workmanship and very professional contractors from start to finish. With over 80+ years in construction, we pride ourselves in the upmost quality, professionalism and expertise! Please call us for your next project.
Rehab Building Company, Inc. A License - Engineering B License - General Contractor C10 License - Electrical We are a growing company holding three licenses. We have done it all from residential, commercial to government work. As licensed contractor, we are in search of larger size projects using our expertise in engineering. Please contact us for all for major projects where you need seasoned expertise, quality workmanship and very professional contractors from start to finish. With over 80+ years in construction, we pride ourselves in the upmost quality, professionalism and expertise! Please call us for your next project.
Stone Strong Systems - Southern California
Stone Strong Systems - Southern California
Stone Strong Systems delivers fully and intelligently engineered retaining wall solutions that greatly reduce installation time and labor costs - with unmatched safety, durability and aesthetics. Every Stone Strong block features a realistic, chiseled-stone façade handcrafted by real artisans. Available in unlimited customizable patterns and able to be stained to match any color imaginable, Stone Strong blocks fit naturally and seamlessly into any design or landscape.
Stone Strong Systems delivers fully and intelligently engineered retaining wall solutions that greatly reduce installation time and labor costs - with unmatched safety, durability and aesthetics. Every Stone Strong block features a realistic, chiseled-stone façade handcrafted by real artisans. Available in unlimited customizable patterns and able to be stained to match any color imaginable, Stone Strong blocks fit naturally and seamlessly into any design or landscape.
Merco Earthmoving and Paving
Merco Earthmoving and Paving
Merco Earthmoving and Paving is a small owner operated business that has been committed to providing customers with the very best in paving and construction. From driveways to backyards and anything in between, we can help to ensure that your property is the best year-round. Any job big or small, we do it all.
Merco Earthmoving and Paving is a small owner operated business that has been committed to providing customers with the very best in paving and construction. From driveways to backyards and anything in between, we can help to ensure that your property is the best year-round. Any job big or small, we do it all.
Quality Fiberglass Repair LLC
Quality Fiberglass Repair LLC
At Quality Fiberglass we Offer Repair, Restoration, and Fabrication services on any RV, Boat, or Autombile along side many Home Improvement and Repair services. Home Improvement and Repair Services ~ Pool and Spa Repair and Resurfacing ~ Vinyl Pool Liner Instalation and Replacement ~ Pool / Water Slide Repair, Resurfacing, and Custom Fabrication ~ Custom Fountains, Fish Tanks, and Koi Ponds ~ Composit and Fiberglass Furniture, Sculpture, and Art Repair Custom Fabrication ~ Bathroom and Closet Remodels and Custom Fabrication We are a small family owned and operated business with three generations of trade experience and expertise. Our goal is to provide our community with exceptional products that have lasting value. We attain this goal by providing services, sourcing materials, and building products with Integrity, Excellence, and Creativity.
At Quality Fiberglass we Offer Repair, Restoration, and Fabrication services on any RV, Boat, or Autombile along side many Home Improvement and Repair services. Home Improvement and Repair Services ~ Pool and Spa Repair and Resurfacing ~ Vinyl Pool Liner Instalation and Replacement ~ Pool / Water Slide Repair, Resurfacing, and Custom Fabrication ~ Custom Fountains, Fish Tanks, and Koi Ponds ~ Composit and Fiberglass Furniture, Sculpture, and Art Repair Custom Fabrication ~ Bathroom and Closet Remodels and Custom Fabrication We are a small family owned and operated business with three generations of trade experience and expertise. Our goal is to provide our community with exceptional products that have lasting value. We attain this goal by providing services, sourcing materials, and building products with Integrity, Excellence, and Creativity.
LSK Engineering Solutions LLC
LSK Engineering Solutions LLC
LSK Engineering Solutions provides structural design and geotechnical engineering consulting services, with a reputation for exceptional value, reliability and integrity.
LSK Engineering Solutions provides structural design and geotechnical engineering consulting services, with a reputation for exceptional value, reliability and integrity.
The San Marcos, CA homeowners’ guide to structural engineering services
From average costs to expert advice, get all the answers you need to get your job done.
Beam installation costs are an important consideration if you’re building a home or doing renovations. Learn about average costs and factors in this guide.
Looking to remove load-bearing walls and vertical supports to open up your living space? Learn about what affects the cost to install an LVL beam.
Looking to expand your ceiling and send claustrophobia running for the hills? This guide covers the cost to vault a ceiling and factors that impact estimates.
It can be hard to choose the right pro for any job, but it matters. Learn how to hire a structural engineer who'll get the job done right from start to finish.
Steel beams are critical framing components that support your house. Learn about steel beam sizes and how to determine what size steel beam you need.
Learn why it might be a good idea to hire a structural engineer for a home inspection in addition to a general home inspector when you’re purchasing a home.
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