C2G Environmental Consultants
“They even took a couple of moments to acknowledge my cats that were watching them work from my window.”
Best Civil, Structural and Environmental Engineers near Brentwood, NY
These companies serve Brentwood from nearby bases in towns including Farmingdale, Huntington and Melville.
15 companies listed · 1 open 24/7 · 2 open weekends · 14 rated 4.5+ · 3 show a license
Data verified October 16, 2026
Scalice Land Surveying
“We have been so impressed with the level of service and professionalism that we received when working with Scalice Land Surveying.”
Long Island Engineer
“If I had a family member or a loved one who I wanted to make sure had all the information they would ever need about their home, Al is the man to make it happen!”
J L Drafting & Expediting Inc
“Jl Drafting did a great job.”
Home Energy Solutions
“Very responsive, informative, and always get our projects completed in a timely manner.”
Barrett
“Greg Brouillet was very helpful, responsive and knowledgeable with the requirements necessary to sell off a parcel of my property.”
Listed for property owners in and around Brentwood, NY, these 15 companies do engineering work for properties. Listings show the disciplines each firm names on its own website, from structural to civil site work and environmental assessment, with ratings and quotes from public reviews.
Area overview: Brentwood, NY
The 15 companies on this page are rated from 4.3 to 5.0 across 430 reviews; 3 have 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise responsiveness (91%), professionalism (82%) and quality (64%). 1 is open around the clock; 2 are open on Saturdays and 1 on Sundays. 3 show a license on their websites and 3 have a BBB rating of A or A+. All 15 have ten or more years of experience, the longest 80 years. 2 offer emergency call-outs; 1 offers financing or payment plans; 2 give free estimates and 1 is family- or locally-owned. We have a website on file for all 15 of the companies on this page; 12 publish a contact page and 13 list a public email. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Do any of these firms say they are licensed?
3 of the 15 listings for Brentwood show a license on their websites. Registration belongs to an individual, so match the name on the seal to the person doing your work, and verify it with the state board rather than trusting a badge on a homepage.
Pacifico Engineering
“Pacifico Engineering is my go to engineer for structural and sanitary design.”
South Bay Engineering Pllc
“Highly recommended, we will have Chris come in and look at any house we plan on purchasing and recommend you do the same.”
Kiro Engineering
“Mina was very fair and knowledgeable about our options and was able to help us on extremely short notice.”
H2M Architects + Engineers
“It's what you would expect from a professional Engineering firm.”
BEC Testing
Haider Engineering PC
N&P Engineering
“The best around and worth every dime!”
Tristate Planning Engineering & Land Surveying. P.C.
“Very professional and great people to work with, from a regular topographic survey to an Airport survey.”
Stroh Engineering Services
“You will get your job done when you deal with them”
Why these companies made our list
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