
Serving Middletown, CA and surrounding areas
In business since 1997
"Sam is one of the best in industry. Being a former architect myself, I would highly recommend him for any structural needs you may have for your project."




*The Angi rating for Structural Engineering companies in Middletown, 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 Middletown, 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 April 07, 2025

Serving Middletown, CA and surrounding areas
In business since 1997
"Sam is one of the best in industry. Being a former architect myself, I would highly recommend him for any structural needs you may have for your project."




Serving Middletown, CA and surrounding areas
In business since 2007
Free estimates
"It went great, I'm very pleased with the results. I would hire them again."
Serving Middletown, CA and surrounding areas
In business since 2021
Free estimates
Offers commercial services
"Mastodon Engineering Group is a heck of a company. I would highly recommend them to anyone. Mark is a really respectful man. I really liked working with Mark. Super professional, high integrity, very charismatic. I like people who are easy to talk to and have a sense of humor. He meets all those standards for me. He is very efficient and that is a plus."
Serving Middletown, CA and surrounding areas
In business since 2021
Free estimates
Credit card accepted
We are 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.

Serving Middletown, CA and surrounding areas
In business since 1990
Credit card accepted
Offers commercial services
"I would have liked talking with the draftsmen on the phone. It would have saved both of us time clarifying details instead of back and forth via email"



Serving Middletown, CA and surrounding areas
In business since 2000
Credit card accepted
Here at Structure of Design Calculations and Inspections, I focus on quality of the project every time. I am very precise with the way I complete my projects. With over 35 years of experience being a Civil Engineer I have dedication and pride in my work. Call me today for an estimate for building your future.
Serving Middletown, CA and surrounding areas
In business since 1994
We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
Serving Middletown, CA and surrounding areas
In business since 1995
EEI has been in business for 6 years. With offices in Reno NV, Carlsbad CA, and Camarillo CA EEI provides Environmental, Engineering and Architectural services. If you need Engineering or Architectural services please send an e-mail to [email protected]. A complete company profile can be seen at www.eeitiger.com, or call us in Reno at (775) 746-1980 to discuss how we can assist you.
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