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TRUSTED BY SIERRA MADRE, CA HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon13
    Verified structural engineering services reviews

Find Structural engineers in Sierra Madre

Avatar for Alpha Structural, Inc.
Alpha Structural, Inc.
4.6(
241
)
Engineer - Structural

Serving Sierra Madre, CA and surrounding areas

Approved (Corporate)

In business since 1992

Free estimates

Emergency services offered

"Erinn was my initial contact and he gave a very through and fair estimate. We had structural work done to support floor joists and large beams under the garage that needed replacing. Ernesto and his team, Julio, Salvatore and Gilder worked tirelessly to complete the work and were respectful, punctual, informative and good humoured throughout the entire process. I would not hesitate to use them again or recommend them to others. A really great company!!"
Basement Addition
Basement Expansion
Caisson Supported Retaining Wall
Cantilevered Deck Design Build
Deck Expansion and Slope Failure with Retaining Wall

+323

Response time10 hrs
Response rate100%
15 neighbors recently requested a quote
Avatar for PETER T ERDELYI & ASSOCIATES INC
PETER T ERDELYI & ASSOCIATES INC
4.8(
12
)
ArchitectArchitect - For BusinessDraftsperson/CADD

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 1976

Warranties offered

Credit card accepted

"The work Erdelyi associates did is great, but communication and timeliness were lacking. I didn’t have a consistent point of contact throughout the project - it just seems my project was handed off from one person to the next with no continuity and I had to proactively reach out for updates."
Beverly Hills
Pacific Palisades
Culver City
Recommended by87%of homeowners
Avatar for RCS Engineering Services
RCS Engineering Services
5.0(
3
)
ArchitectEngineer - Structural

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2018

Offers commercial services

Customers say: Quick response

"I searched many and started off with others and nobody came close in handling what we needed. I found Richard, he came in and took care of it all; it was completed in a timely manner with his accurate thinking. He definitely thought ahead and it saved me a lot of time, grief and money. He got ahead of any issues and resolved potential problems that could arise. He knew exactly what the city would require and did what needed to be done which saved us an untold amount of time and money. I did not know him from Adam, he works at a very different level of ability and knowledge. His pricing for me was the best! He is a gem, get him if you can!"
Slab On Grade - Carport
Foundation Underpinning
Existing Wall
Existing Wall/ Form Work
FOundation Underpinning

+15

Response time8 hrs
Recommended by100%of homeowners
Avatar for ESL Designs
ESL Designs
4.7(
33
)
ArchitectDraftsperson/CADD

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2018

Free estimates

Small jobs welcome

"Eran quickly responded to my inquiry regarding a load bearing structure of my home. He sent his structural engineer to determine if the structure was a load bearing problem. The engineer was able to determine 100% that it was not a load bearing structure. I would definitely recommend them to anyone who needs structural engineering solutions."
3D Design for a Remodel
New Build
Kitchen Remodel
Bedroom
Bedroom

+23

Response time1 day
Response rate100%
6 neighbors recently requested a quote
Avatar for AAA Engineering Design
AAA Engineering Design
4.1(
9
)
Engineer - Structural

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

With over two decades of experience, we provide structural engineering services for residential and commercial projects throughout California. We specialize in timber, steel, concrete, and CMU structural design for public and private sector developments. Our approach focuses on safety, constructability, cost efficiency, and full code compliance.\nOur experience includes shopping centers, office buildings, retail spaces, tenant improvements, industrial facilities, new homes, additions, remodels, ADUs, retaining walls, foundation systems, seismic retrofits, and structural upgrades. We work closely with owners, architects, contractors, and local agencies to deliver practical engineering solutions with fast turnaround times and reliable support from design through permitting and construction. Customer satisfaction, clear communication, and dependable service are the foundation of our business. Contact us today to discuss your project.

3 Story 4 Condos
3 Story 4 Condos
3 Story 4 Condos
3 Story 4 Condos
3 Story 4 Condos

+5

31 neighbors recently requested a quote
Recommended by66%of homeowners
Avatar for Alpha Omega
Alpha Omega
4.0(
116
)
Engineer - Structural

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2003

Free estimates

Small jobs welcome

"Structural Engineer Ehab contacted me about my residential property inquiry. He had already reviewed my property and the general situation I was inquiring about when I called him back. We spoke to me about his concerns with the project and answered all my questions over the phone. He was excellent to work with. Professional & Knowledgeable. Would highly recommend reaching out for technical issues concerning residential engineering. The reason he wasn't hired was that he provided feedback that dissuaded us from taking on a costly project that would not have achieved our stated goals. I will definitely reach out to Ehab in the future prior to beginning any major residential addition or remodel."
Plot Plan for Auto Dealer
Auto Body Shop
Response time10 hrs
Response rate86%
62 neighbors recently requested a quote
Avatar for Design 1 Studio
Design 1 Studio
4.9(
74
)
ArchitectDraftsperson/CADD

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2014

Free estimates

Credit card accepted

"We needed a master bedroom addition and a full remodel of our existing kitchen and two bathrooms. Design 1 Studio handled all of it as one project. The addition was designed to match the existing roofline and exterior perfectly. The interior layouts are functional and beautiful. Our contractor complimented the level of detail in the plans multiple times during the build. We get compliments from every visitor now."
Different Projects
Different Projects
Different Projects
Different Projects
Homes and Buildings

+30

Response time1 day
9 neighbors recently requested a quote
Recommended by24%of homeowners
Avatar for JZ Structural, Inc.
JZ Structural, Inc.
5.0(
3
)
Engineer - Structural

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2010

Free estimates

Small jobs welcome

JZ Structural, Inc. is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business.

ADU
ADU
ADU
ADU
ADU

+38

Response time2 days
Recommended by50%of homeowners
Avatar for Pac Sands Corp
Pac Sands Corp
5.0(
7
)
ArchitectDraftsperson/CADD

Serving Sierra Madre, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Credit card accepted

"We did a full remodel of our place, full new kitchen, and expanded our place into the backyard for a new master suite. Pac Sands did a really great job with our designs. Great tools that made the communication easy with the plans and changes we needed. And they handled the engineering and permitting too, which was great. Highly recommend."
6-Plex Aerial view
6-Plex Render
Carlsbad 6-Plex Axo
Response time2 days
131 neighbors recently requested a quote
Avatar for Standley Structural Design
Standley Structural Design
5.0(
1
)
ArchitectArchitect - For BusinessDraftsperson/CADD+1 more

Serving Sierra Madre, CA and surrounding areas

Approved

In business since 2014

We are a Los Angeles based structural design team of qualified and licensed Civil Engineers. We can assist you in effective assessment and design whether your home is in need of repairs, you are looking to renovate or build an addition, or you are looking to build a new home from scratch. We serve the entire state of California. We have years of experience working directly with contractors, and know that the most important thing we can do is design efficient, easy to construct systems, and get them back to you in a workable amount of time. We pride ourselves in thorough and effective designs returned to you in time so as not to delay your projects. We have aided in the design and safe implementation of thousands of residential and commercial solar (photovoltaic) electrical systems, and are proud to be doing our part for cleaner air, and a healthier earth. If you are a solar contractor, we can help you too!

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Structural Engineering questions, answered by experts

The National Association of Home Builders requires repair of any foundation crack of more than one quarter of an inch, although local regulations may vary. In general, any visible crack that is growing in size, allowing water through, or that you have just noticed, is a good reason to call a structural engineer. Cracks can be a sign of a sinking foundation, so an inspection is a good idea for your peace of mind.

The early stages of building a house are harder than the later stages; laying the foundation and framing the house are two of the most challenging steps. However, it varies for everyone. Some people have difficulty installing HVAC, plumbing, and electricity, while others find it harder to plan the house and secure the necessary permits. 

Yes, an LVL beam is more affordable than the cost of a steel I-beam, totaling between $50 and $200 per linear foot as opposed to the $100 to $400 per linear foot you’d pay for a steel I-beam. Not only is the wood material more affordable than steel, but it’s also more similar to traditional wooden beams and doesn’t require as much retrofitting to connect joists.

Most load-bearing walls are exterior, though they can also be interior.

Costs depend on desk size, labor, included features like drawers or motorized height adjustments, and required wall anchoring.

The Sierra Madre, CA homeowners’ guide to structural engineering services

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