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TRUSTED BY ISSAQUAH, WA HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon52
    Verified structural engineering services reviews

Find Structural engineers in Issaquah

Avatar for Consulting Structural Engineering Services, Inc. (CSES)
Consulting Structural Engineering Services, Inc. (CSES)
4.1(
86
)
Engineer - Structural

Serving Issaquah, WA and surrounding areas

Approved

In business since 1992

Free estimates

Small jobs welcome

"John came out and looked at several issues, determined them to be cosmetic not structural and wrote a certified letter to that effect. We got great peace of mind from his visit."
 broken deck
 Structural assessment
  Structural assessment
  Structural assessment
  Structural assessment

+8

Response time1 day
46 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for Johnson Custom Builders
Johnson Custom Builders
4.9(
102
)
ArchitectDraftsperson/CADD

Serving Issaquah, WA and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Warranties offered

"Ryan and team did a fantastic job of helping us with a project to repair a beam that was structurally unsound. We were kept very well informed of all key events and as usual (we’ve worked with Ryan several times) everything went without a hitch. Ryan and team do an outstanding job, and we would not hesitate to work with them again."
Remodeling - General Project
Remodeling - Kitchen & Bathroom Project
Remodeling - General Project
Remodeling - Kitchen & Bathroom Project
Remodeling - Kitchen & Bathroom Project

+75

5 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for McCann Structural Solutions
McCann Structural Solutions
4.8(
5
)
Engineer - Structural

Serving Issaquah, 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 time2 days
12 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for KB Pro Design
KB Pro Design
4.9(
7
)
Draftsperson/CADD

Serving Issaquah, WA and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Recently I had the opportunity to work with the guys from 3D Designs and Floorplans. My project was something very unusual, because I needed to build a clothes hanger rack in my new van for my mobile Dry Cleaning and alteration business. I draw myself some sketches and I explained what I want and they took over my project right away. Besides that I received the plan with all the measurements and details exact to a 1/16 in, Vasile , the drafter and 3D modeler created a full 3D image of the inside of the van with the rack mounted. When we decided with the welding company what material we are going to use and sizes, I sent Mr. Vasile all that and he adjusted everything for no extra charge. When the plan was done I received all the files with all the images and plans broken down to each section and precise sizes and measurements. One thing, the welding company thought was a joke and when I gave them the drafts and plans they just ignored the dimensions and rounded up some numbers so the frame of the rack came almost 1/2 in short. Guess what ? It did not match and fit where it supposed to be mounted, so they had to re do all over again to the exact sizes we had on the drafts. The welding technician and his supervisor said:" we never thought that 1/4 in can make such a difference" The experience I had with this company exceeded my expectations and the job was done 150%, top notch. Best affordable prices, no extra charges and great family like customer services. Now I rehired them again to work on my house plan and couple remodels we are planning to start soon, like ad two pergolas over front entrance and in the back over my deck, kitchen remodeling, and a plan for a new storage / working area shed. Amazing work, excellent prices and great ideas. I recommend this company to all my friends, and fellow veterans, since the company is managed by a veteran as well. Plus they do a great job on all VA plans to adjust your home to the disability needs."
Honda Dealership
Honda Dealership
Honda Dealership
Honda Dealership
Filson

+16

Response time7 hrs
Response rate89%
Recommended by100%of homeowners
Avatar for Refine Design Architecture
Refine Design Architecture
5.0(
8
)
Architect

Serving Issaquah, WA and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

Refine Design is a residential architecture firm specializing in custom homes, additions, and major renovations throughout the Seattle, Bellevue, Redmond, and Snohomish areas. We believe great homes begin with understanding the people who live in them. Our collaborative process keeps homeowners involved from the earliest concepts through permitting and construction-ready plans.\n\nEvery project is shaped by the client's lifestyle, goals, budget, and the unique opportunities of the site. We focus on creating meaningful spaces that capture views, bring people together, and enhance daily living. Through thoughtful planning and design, we help clients maximize the value of their investment while creating architecture that feels timeless, functional, and uniquely their own.

Exterior Perspective
Exterior Perspective
Floor Plan
Exterior Perspective
Entry Perspective

+56

14 neighbors recently requested a quote
Recommended by14%of homeowners
Avatar for Evolution Drafting
Evolution Drafting
3.5(
108
)
ArchitectDraftsperson/CADDArchitect - For Business

Serving Issaquah, WA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"They were excellent. They quickly made a draft that only needed 3 minor adjustments. The final product was exactly what I needed. They referred me to a structural engineer for review. The whole process took half of the time that they initially estimated. I would definitely use them again."
Zeal Floor Plan
Charcoal
Palm Floor Plan
Charcoal Floor 2
Charcoal Floor 1

+23

50 neighbors recently requested a quote
Recommended by19%of homeowners
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Showing 1-10 of 132
Structural Engineering questions, answered by experts

In Issaquah, use temporary barriers on sloped lots to prevent falls and keep children and pets away from excavation areas. Store hazardous materials in locked containers and maintain slip-resistant walkways, especially during wet weather. Schedule loud or disruptive work when children are out or pets can be relocated. Regularly review safety protocols with your contractor to ensure all family members remain protected throughout the project.

Helpful?

In Issaquah, steep slopes require tailored foundation designs and advanced retaining wall systems to prevent soil movement. Glacial soils can complicate load-bearing calculations, while frequent rainfall demands robust drainage solutions. Seismic activity in the area means earthquake-resistant construction is essential. Properties near wetlands or creeks face additional environmental restrictions, and homes in historic neighborhoods may encounter limitations on structural modifications, all of which increase project complexity.

Helpful?

To protect your home in Issaquah, start spring with a detailed foundation inspection for cracks or shifting, and ensure all drainage paths are clear. In summer, schedule a structural assessment for seismic upgrades and check for pest damage. Fall is ideal for reviewing roof supports and sealing vulnerable joints before heavy rain. During winter, monitor attic spaces for snow accumulation and ice dam formation to prevent structural stress.

Helpful?

Before contacting a structural engineer in Issaquah, gather a recent property survey, topographic maps, and any available soil test results. Record the type and current state of your foundation, previous structural changes, and visible issues like settling or moisture intrusion. Note property boundaries, HOA restrictions, and any prior permits. Clearly define your project objectives, timeline, and highlight features such as steep grades or nearby wetlands that could impact design.

Helpful?

When reviewing quotes in Issaquah, be cautious if proposals overlook hillside stability, drainage challenges, or seismic requirements. Vague descriptions of structural assessments, missing references for local projects, or unclear timelines can signal inexperience. Avoid professionals who rush your decision or provide incomplete documentation. Look for detailed, site-specific recommendations and transparent contracts that address Issaquah’s unique terrain, climate, and permitting considerations for peace of mind.

Helpful?

The Issaquah, WA homeowners’ guide to structural engineering services

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