*The Angi rating for Structural Engineering companies in Lothian, MD 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 Lothian, MD 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 August 11, 2026
Serving Lothian, MD and surrounding areas
Approved
In business since 1994
Free estimates
Small jobs welcome
"The architects at Spire are top notch. They have been very helpful in making our dream kitchen no longer a dream. We would highly recommend them and will use them again in the future."
+36
Serving Lothian, MD and surrounding areas
Approved
In business since 1988
Credit card accepted
Customers say: Quick response
"Tony provided excellent technical advice on resolving my truss issues in my garage attic. He was very professional and timely. He provided a detail description and plan for correcting my problem. I would definitely use him again and would highly recommend him to others."
+2
Serving Lothian, MD and surrounding areas
Approved
In business since 2005
Customers say: Quick response
"Arrived at scheduled time; performed an in depth walk through and visual assessment; discussed issues in depth; provided verbal assessment of nature of problems and suggested repair actions.. Very satisfied with service provided and associated cost. Definitely would use APAC again."
+1
Serving Lothian, MD and surrounding areas
Approved
In business since 2015
Free estimates
Credit card accepted
"We are a commercial business located in Georgetown Washington DC. We hired Aaron to help us acquire a floor plan and site plan. Not only did Aaron provide quality work, he responded to our messages/emails right away and he completed our drawings before the deadline we needed them by. It was very refreshing to have an overall positive experience doing business with this company! Thank you again."
Serving Lothian, MD and surrounding areas
Approved
Free estimates
Small jobs welcome
Customers say: Quick response
"They did good, professional work! They were on time!"
Serving Lothian, MD and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"I am having a full master bath and kitchen remodel done with new layouts in both rooms and knocking out a wall. Evolution worked with me to quickly get a drawing done of the new layouts so that the contractor could get started on the project. They made sure to include me in the process so that the design would be done exactly as my wife and I envisioned. They communicated effectively throughout the process and were always courteous and professional. I recommend them to anyone with drafting needs."
+23
Serving Lothian, MD and surrounding areas
Approved
In business since 2020
Free estimates
Offers commercial services
We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of General Contractor services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!\n\n
Serving Lothian, MD and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
We have a single mission: Complete Customer Satisfaction! We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience.\nYou will find us to be competitively priced with close attention to the details.\nOur reputation is based on service, safety, and quality, regardless of how large or small the job.\nWe look forward to building a lasting relationship and guarantee your satisfaction!\n
Serving Lothian, MD and surrounding areas
Approved
In business since 2008
Free estimates
Small jobs welcome
"Mr. Campbell knows regulations in DC, MD, VA. So, he did an excellent and detailed architectural plan for me."
+110
Serving Lothian, MD and surrounding areas
Approved
In business since 1989
Customers say: Quick response
"He is an easy person to work with, he listens well and gets you what you need within the budget available. I have recommended them already to friends and will continue to do so."
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