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*The Angi rating for Structural Engineering companies in Roy, WA 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 Roy, WA 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 November 14, 2025
Find Structural engineers in Roy

Groundworks
Groundworks
Groundworks, formerly, Matvey Foundation Repair is the leading structural and concrete repair firm in Western Washington. We specialize in repairing residential and commercial foundations, concrete slabs, bowing/cracked basement walls, sinking floors, concrete porches, settling/cracked foundations, and other structural issues. We raise and level concrete pavements, driveways, and sidewalks. We also offer basement waterproofing. Our expert design technicians provide professional services for commercial, residential, industrial, government, and municipal applications with award-winning products and superior customer service. CALL US TODAY FOR A FREE ESTIMATE! GROUN**76305
"Very informative. Clear and concise. Gave us many options. Daniel is a wonderful and honest person and was so helpful with our questions. The crew lead by Anthony, with Jordan, Uriel, and Richard did professional work. The finished product is wonderful and can already feel the results in the house. Would 1000% recommend. Just keep in mind it is a very messy job. These guys do the best they can to keep it clean"
Charles W on May 2025
Groundworks, formerly, Matvey Foundation Repair is the leading structural and concrete repair firm in Western Washington. We specialize in repairing residential and commercial foundations, concrete slabs, bowing/cracked basement walls, sinking floors, concrete porches, settling/cracked foundations, and other structural issues. We raise and level concrete pavements, driveways, and sidewalks. We also offer basement waterproofing. Our expert design technicians provide professional services for commercial, residential, industrial, government, and municipal applications with award-winning products and superior customer service. CALL US TODAY FOR A FREE ESTIMATE! GROUN**76305
"Very informative. Clear and concise. Gave us many options. Daniel is a wonderful and honest person and was so helpful with our questions. The crew lead by Anthony, with Jordan, Uriel, and Richard did professional work. The finished product is wonderful and can already feel the results in the house. Would 1000% recommend. Just keep in mind it is a very messy job. These guys do the best they can to keep it clean"
Charles W on May 2025

Engineered Structures Global Design, PLLC
Engineered Structures Global Design, PLLC
ESG DESIGN IS YOUR SOURCE FOR LICENSED PROFESSIONAL STRUCTURAL ENGINEERING SERVICES. At ESG Design, our goal is to provide our clients with a suite of design tools and construction advice that brings true value to the project owner. We are a small local business with low overhead and efficient design systems, which allows us to keep our rates low and our focus on the needs of our customer. Whether you are looking for preliminary design feasibility advice, standard construction plans engineering, or detailed structural performance analysis, ESG Design is at your service. Email us at: [email protected]
"Good engineer and very responsive."
Cliff B on September 2020
ESG DESIGN IS YOUR SOURCE FOR LICENSED PROFESSIONAL STRUCTURAL ENGINEERING SERVICES. At ESG Design, our goal is to provide our clients with a suite of design tools and construction advice that brings true value to the project owner. We are a small local business with low overhead and efficient design systems, which allows us to keep our rates low and our focus on the needs of our customer. Whether you are looking for preliminary design feasibility advice, standard construction plans engineering, or detailed structural performance analysis, ESG Design is at your service. Email us at: [email protected]
"Good engineer and very responsive."
Cliff B on September 2020

Wilson & HAJ Consultant Engineers
Wilson & HAJ Consultant Engineers
Wilson & HAJ Consultant Engineers, LLC is a trusted, professional engineering firm with a wealth of knowledge. Residential and commercial clients are welcome. We will work to accommodate your schedule and look forward to working with you! Contact us for a free estimate today.
"was incredibly kind, detailed, and honest. He Hazem truly cared about doing the job right—not about money. He even jumped into the attic without a ladder to make sure every detail was checked and confirmed the wall wasn’t load-bearing. Highly recommend!"
Khaled M on November 2025
Wilson & HAJ Consultant Engineers, LLC is a trusted, professional engineering firm with a wealth of knowledge. Residential and commercial clients are welcome. We will work to accommodate your schedule and look forward to working with you! Contact us for a free estimate today.
"was incredibly kind, detailed, and honest. He Hazem truly cared about doing the job right—not about money. He even jumped into the attic without a ladder to make sure every detail was checked and confirmed the wall wasn’t load-bearing. Highly recommend!"
Khaled M on November 2025
Cascadian Structural Engineering llc
Cascadian Structural Engineering llc
Cascadian Structural Engineering LLC offers structural engineering design and evaluation services. We specialize in residential and light commercial projects including new construction, alterations/additions, and evaluation of existing structures. We work directly with architects, building owners, homeowners, developers, and contractors to provide practical project specific solutions. Our service area includes the Puget Sound region and beyond.
Cascadian Structural Engineering LLC offers structural engineering design and evaluation services. We specialize in residential and light commercial projects including new construction, alterations/additions, and evaluation of existing structures. We work directly with architects, building owners, homeowners, developers, and contractors to provide practical project specific solutions. Our service area includes the Puget Sound region and beyond.

Apex Engineering LLC
Apex Engineering LLC
Full service Land Surveying and Engineering Firm
Full service Land Surveying and Engineering Firm
Jain Equipment and Transportation
Jain Equipment and Transportation
One stop shop for construction equipment and transportation services
One stop shop for construction equipment and transportation services
JP Jones Engineering
JP Jones Engineering
JP Jones Engineering is a small structural engineering firm located out of Tacoma, WA providing structural design for homeowners, contractors, and architects. Structural services provided are for residential remodels, bearing wall determination/removal, additions, new residences, and light commercial design. Jordan Jones is a fully licensed Professional Engineer (P.E.) in Washington state specializing in structures. He has been a Tacoma local his entire life and enjoys gardening and spending time with his wife and two toddlers in his free time.
"Fast and efficient."
David S on January 2021
JP Jones Engineering is a small structural engineering firm located out of Tacoma, WA providing structural design for homeowners, contractors, and architects. Structural services provided are for residential remodels, bearing wall determination/removal, additions, new residences, and light commercial design. Jordan Jones is a fully licensed Professional Engineer (P.E.) in Washington state specializing in structures. He has been a Tacoma local his entire life and enjoys gardening and spending time with his wife and two toddlers in his free time.
"Fast and efficient."
David S on January 2021
Precision Railings Solutions LLC
Precision Railings Solutions LLC
We specialize in Exterior & Interior modern Railings, Fences, & Gates including driveway Gates. Our options include but are not limited to Glass, Cable, & Picket Railing; and we further specialize in Powder coated Aluminum & Steel. We have many more options available, and 14 years experience to help you create a beautiful and inviting atmosphere as much on the outside as it is on the inside! We are a locally owned company out of Graham; however, we cover all of the Puget Sound area. We pride ourselves on our integrity, morals, and value of the work we do. Feel free to reach out to us, whether you know exactly what you want or perhaps need a little help - we can walk you through the entire process and help make your dreams a reality. We offer free estimates & are available 7 days a week.
We specialize in Exterior & Interior modern Railings, Fences, & Gates including driveway Gates. Our options include but are not limited to Glass, Cable, & Picket Railing; and we further specialize in Powder coated Aluminum & Steel. We have many more options available, and 14 years experience to help you create a beautiful and inviting atmosphere as much on the outside as it is on the inside! We are a locally owned company out of Graham; however, we cover all of the Puget Sound area. We pride ourselves on our integrity, morals, and value of the work we do. Feel free to reach out to us, whether you know exactly what you want or perhaps need a little help - we can walk you through the entire process and help make your dreams a reality. We offer free estimates & are available 7 days a week.
MagnaDrive Corporation
MagnaDrive Corporation
MagnaDrive couplings and Adjustable Speed Drives replace the physical connection between motor and load with a gap of air. This air gap eliminates harmful vibration, wear and tear, enhances energy efficiency, increases motor life and protects equipment from overload damage.
MagnaDrive couplings and Adjustable Speed Drives replace the physical connection between motor and load with a gap of air. This air gap eliminates harmful vibration, wear and tear, enhances energy efficiency, increases motor life and protects equipment from overload damage.
The Roy, WA homeowners’ guide to structural engineering services
From average costs to expert advice, get all the answers you need to get your job done.

The cost of a structural engineer is easily justifiable given the value they bring to the table. Use this guide to see what hiring your professional will total.

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.

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.

Before removing a wall, make sure it’s not load-bearing. Learn the benefits of hiring a structural engineer to check if a wall is load-bearing.

The right ceiling joist spacing will help support your ceiling and prevent sagging, but there are a number of factors to consider. This guide can help.
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