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Top-Rated Engineer structural pros in Renton - Updated Nov 2026

Avatar for Engineered Structures Global Design, PLLC
Engineered Structures Global Design, PLLC
4.6(
11
)
Engineer - Structural

Serving Renton, WA and surrounding areas

Approved

In business since 2006

Customers say: Quick response

"ESG Design was great to work with. I contacted them through Home Advisor for an impartial assessment of the cause of cracks in my ceiling, plus a few other issues. Eli, the engineer, did a thorough inspection and developed a solid plan for repairs. ESG also offered two levels of fees, which was extremely helpful for my budget. Thank you ESG for the service and peace of mind!"
Finished
Finished
Vaulted hallway ceiling
Construction
Vaulted roof beam

+17

Response time4 days
Recommended by100%of homeowners
Avatar for GS Engineering, PLLC
GS Engineering, PLLC
5.0(
2
)
Engineer - Structural

Serving Renton, WA and surrounding areas

Approved

In business since 2016

Credit card accepted

Offers commercial services

"GS engineering, and Sim Singh in particular have been fantastic to work with. I am a general contractor and have had to hire a number of structural firms over time. Sim offers a very rare combination of a high level of skill in a highly technical field (specifically engineering) a high level of professionalism, and an overall pleasant personality/demeanor. As long as he has the time to take my calls, it is doubtful that I would ever call a different structural engineer than Sim."
Plans
Response time2 days
Recommended by100%of homeowners
Avatar for McCann Structural Solutions
McCann Structural Solutions
4.8(
5
)
Engineer - Structural

Serving Renton, WA and surrounding areas

Approved

In business since 1986

Emergency services offered

Small jobs welcome

"Mr. McCann came out to assess the water and carpenter ant damage to a wall and foundation sill plate of our home. He was able to quickly evaluate the problem area and provide the structural engineering report and repair task list we needed to get contractor bids on the reconstruction project. Highly recommended."
Wall Removal Investigations
Snohomish Barn
Fire Damage repair
Structural Column Removal
Structural Column Removal

+7

Response time1 day
19 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for BT Engineers LLC
BT Engineers LLC
5.0(
3
)
Engineer - Structural

Serving Renton, WA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"BT Engineers LLC did the tenant improvement design for our new space, and they did an amazing job. Our permits were approved very quickly. They were responsive and helpful throughout the whole process! I would highly recommend them!"
Elevation
Structural Plan
V Elevation
Tree Strike
Response time7 hrs
Response rate100%
8 neighbors recently requested a quote
Avatar for Outdraft, LLC
Outdraft, LLC
5.0(
4
)
Engineer - Structural

Serving Renton, WA and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

At Outdraft we provide a number of services to make the design and premitting process easy for homeowners and contractors. From provideing simple, cost-effective, custom blueprints for their home projects. To help with code compliance and even taking over the premitt submittal process. We are here to help!!

Response time10 hrs
Response rate100%
8 neighbors recently requested a quote
Avatar for Wilson & HAJ Consultant Engineers
Wilson & HAJ Consultant Engineers
4.6(
84
)
Engineer - Structural

Serving Renton, WA and surrounding areas

In business since 2016

Free estimates

Small jobs welcome

"Hazim was very thorough and professional. He really listened to my concerns and was easy to communicate with. The cost of my project was fair. I recommend him to anyone needing a structural engineer."
Connections
Post Connection
Three Spans Wood Beam Design
Splice Connection Design
Splice Connection Design

+139

Response time1 day
Response rate88%
Recommended by93%of homeowners
Avatar for Kim & Tech
Kim & Tech
5.0(
3
)
Engineer - Structural

Serving Renton, WA and surrounding areas

In business since 2007

Free estimates

Credit card accepted

Kim Eui (Elliot), recently worked as Structural Engineer for the City of LA for over 10 years and working at various structural firms in California and Washington \nState with licensed Civil and Structural Engineer in State of Washington and California, extra architect license of S Korea. Worked in Los Angeles, Sacramento in California, and Seattle, Lacey in Washington. Specializes in residential addition, new construction of residence to get Building permit by Civil and Structural Engineering. Can take on residential projects to large commercial projects. Call Kim Eui, today with any questions or projects you have.

adding another story
New Townhouse Construction
Response time20 mins
Recommended by100%of homeowners
Avatar for Surelock Homes Inspection Co.
Surelock Homes Inspection Co.
4.9(
255
)
Engineer - Structural

Serving Renton, WA and surrounding areas

In business since 1996

Free estimates

Emergency services offered

"Excellent. Greg found a number of things I have since brought to the attention of the builder. He is thorough, easy to work with, and will give good explanations. While he is quite busy, he will make every effort to accommodate you in his schedule if at all possible."
ANYONE HOME?
WHY AREN'T MY CLOTHES DRYING?
FITTINGS INSTALLED BACKWARDS
GUTTER OR GARDEN?
HOPE IT WILL FLOAT

+35

Recommended by96%of homeowners
Showing 1-10 of 28
FAQs for engineer structural projects in Renton, WA

You should replace floor joists as soon as you see clear signs of structural trouble—sagging floors, wide wall cracks, uneven door frames, wet or rotting wood, persistent squeaks, or windows that no longer latch. Tilted or sinking supports in the crawl space are another red flag. If you notice any of these signs, call a pro right away to keep your home’s structure safe.

If the joists are exposed from below, a pro can swap them out without touching the finished floor above. In an unfinished basement or crawl space, you’ll often see the joists and can easily reach them. When insulation, subflooring, or finished flooring blocks access, the crew must remove these materials before repairs can begin.

Sistering allows a pro to reinforce a cracked or undersized joist without tearing up the entire floor. The contractor slowly raises the frame, then fastens a new joist snugly against the damaged one to share the load. When done correctly, sistering restores full structural strength and keeps the floor level without the cost of a complete replacement.

Floor joists installed correctly in a stable environment can last for 100 years or more, often outlasting the house itself. However, termite damage, moisture, leaks, and other problems can significantly reduce a floor's lifespan. For instance, if the floor is exposed to consistent moisture, you'll likely need to replace the joists every 20 to 30 years.

Homeowners' insurance covers floor joist damage resulting from sudden and accidental events, such as fire, windstorm, or water damage from a burst pipe. It will not cover repairs resulting from gradual deterioration, poor maintenance, or termite infestations. Review your insurance policy and consult your provider to verify the conditions that guarantee full coverage. Doing so ensures you are fully aware of your responsibilities and can plan your repair work with complete confidence.

Floor joists are essential structural components that provide a stable foundation for your home. They directly transfer the weight of floors, furniture, and occupants to the foundation, ensuring stability and a safe living environment. Without these robust beams, the structure would face compromised load distribution, leading to potential safety hazards and costly repairs. Proper installation and maintenance are crucial for long-term durability and safety.

The Renton, WA homeowners’ guide to engineer structurals

From average costs to expert advice, get all the answers you need to get your job done.