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*The Angi rating for Structural Engineering companies in Twin Peaks, 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 Twin Peaks, 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 25, 2025
Find Structural engineers in Twin Peaks

Alpha Omega
Alpha Omega
Alpha Omega is a full engineering firm and full service provider of residential and commercial construction with a reputation for complete customer satisfaction and on time, on budget completion of a wide variety of construction projects. With years of experience serving our clients throughout Inland Empire area, Alpha Omega has developed a reputation for intelligent design, creative problem solving, and an uncompromising commitment to professionalism, and integrity, that has made us one of the areas most respected and in demand general contractors and engineering firm. Whether working directly with our end customers, or contracted through an intermediary architectural engineering firm, we have the capability to faithfully execute your plans or provide design and build services as required.
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Nissa G on May 2025
Alpha Omega is a full engineering firm and full service provider of residential and commercial construction with a reputation for complete customer satisfaction and on time, on budget completion of a wide variety of construction projects. With years of experience serving our clients throughout Inland Empire area, Alpha Omega has developed a reputation for intelligent design, creative problem solving, and an uncompromising commitment to professionalism, and integrity, that has made us one of the areas most respected and in demand general contractors and engineering firm. Whether working directly with our end customers, or contracted through an intermediary architectural engineering firm, we have the capability to faithfully execute your plans or provide design and build services as required.
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Nissa G on May 2025
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.

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.
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.

S&R Design
S&R Design
Residential and commercial design, engineering and permit processing for projects in Southern California. New construction / additions and remodels / ADU new and converted / single-family and multi-family / retaining walls and grading / planning department approvals / tenant improvement and change of use. Located in the heart of Van Nuys, project geography spanning from Oxnard to Joshua Tree, from Victorville to Mission Viejo, with other selected remote locations.
Residential and commercial design, engineering and permit processing for projects in Southern California. New construction / additions and remodels / ADU new and converted / single-family and multi-family / retaining walls and grading / planning department approvals / tenant improvement and change of use. Located in the heart of Van Nuys, project geography spanning from Oxnard to Joshua Tree, from Victorville to Mission Viejo, with other selected remote locations.
guilherme engineering
guilherme engineering
we perform concrete work, structural and flat work. drive ways, curb and gutter, etc. also under ground utilities such as water, sewer, and gas. we are a small owner operated company and take pride in every job.
we perform concrete work, structural and flat work. drive ways, curb and gutter, etc. also under ground utilities such as water, sewer, and gas. we are a small owner operated company and take pride in every job.

InnoDez
InnoDez
InnoDez is a California-based company that offers professional design and engineering services for its clients in commercial, residential, and industrial projects. InnoDez is a passionate group of architects & engineers with over 15 years of experience. We at InnoDez understand the best way to secure building permits for clients & believe in providing a timely, competent, cost-effective & comprehensive plan based on the current codes. We can effectively manage & guide each project from conceptual design through construction & project completion.
InnoDez is a California-based company that offers professional design and engineering services for its clients in commercial, residential, and industrial projects. InnoDez is a passionate group of architects & engineers with over 15 years of experience. We at InnoDez understand the best way to secure building permits for clients & believe in providing a timely, competent, cost-effective & comprehensive plan based on the current codes. We can effectively manage & guide each project from conceptual design through construction & project completion.
BIMCAD Drafting
BIMCAD Drafting
Drafting Solutions, Construction Documents, Design, Project Managment, Building permits, Code Enforcement Resolution, Rendering, As-Builts, & 3D Modeling
Drafting Solutions, Construction Documents, Design, Project Managment, Building permits, Code Enforcement Resolution, Rendering, As-Builts, & 3D Modeling
Stewart Design and Engineering
Stewart Design and Engineering
Stewart Design and Engineering is a California based Architectural Design and Civil Engineering firm. We give our clients high quality results in a timely manner, at a fair price. We pride ourselves on our Integrity, our Knowledge and our Excellence. We strive in being honest, dependable, and responsive. We provide top quality service to each and everyone of our clients. For the past 30 years we have been providing nothing less than greatness to the Southern Californian Community and with your business we will continue to do so.
Stewart Design and Engineering is a California based Architectural Design and Civil Engineering firm. We give our clients high quality results in a timely manner, at a fair price. We pride ourselves on our Integrity, our Knowledge and our Excellence. We strive in being honest, dependable, and responsive. We provide top quality service to each and everyone of our clients. For the past 30 years we have been providing nothing less than greatness to the Southern Californian Community and with your business we will continue to do so.

Left Coast Blueprints, Llc
Left Coast Blueprints, Llc
Drafting and Engineering. We will provide a complete set of architectural and structural plans to submit to building departments to obtain permits for your project. Custom Homes Room Additions Remodels Fire Damages Water Damages Spec Homes
"Excellent service. He is very knowledgeable and help me out with ideas that I didn't know about and if there is problem he just want's me to call him and he'll fix it."
Steve B on January 2022
Drafting and Engineering. We will provide a complete set of architectural and structural plans to submit to building departments to obtain permits for your project. Custom Homes Room Additions Remodels Fire Damages Water Damages Spec Homes
"Excellent service. He is very knowledgeable and help me out with ideas that I didn't know about and if there is problem he just want's me to call him and he'll fix it."
Steve B on January 2022
The Twin Peaks, CA homeowners’ guide to structural engineering services
From average costs to expert advice, get all the answers you need to get your job done.

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.

Need to open up your living space or make room for a home addition? Use this guide to estimate the cost to remove a wall in your home before you start.

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.

Do you have a load-bearing wall standing between you and your projects that you want to remove? Learn about the cost of removing a load-bearing wall.

Structural steel and wood beams ensure your house is structurally sound. Learn the difference between steel and wood beams and how to choose the right one.

A home doesn’t collapse unexpectedly. Learn the warning signs that a house will collapse, so you can protect your family and your home.
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