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Find Engineer structural pros in Massapequa

Avatar for AFM Inspections & Engineering, PLLC

AFM Inspections & Engineering, PLLC

4.72(
257
)
Approved Pro

AFM Inspections & Engineering, PLLC

4.72(
257
)
Approved Pro
Customers say: Quick response
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
18 years of experience

AFM Inspections & Engineering, PLLC, Anthony F. Marmo, P.E., Civil-Structural Engineer, offers 35+ years experience in the inspection, evaluation and design of residential and commercial buildings and other property components. Fully licensed and insured, we provide professional services to residential and commercial property owners, contractors, realtors, building managers, condo & co-op boards, and attorney's. Our professional services include the design and evaluation of structural building elements of structural steel, timber, masonry, concrete, foundations, decks, alterations, additions, water infiltration, roofing, facades, retaining walls, and other building elements and problems. We provide preparation of design drawings and Building Department application filings and Special Inspections in all NYC, and outer boroughs, for various types of work. Professional, timely service provided at reasonable professional rates. Please contact us....we will be happy to help you!

"Tony came to my home to inspect its structural integrity. First, he was rude and offensive. When he found out I'm not currently employed (I am disabled), he asked me how I could afford to pay for the house. It's an offensive question and not at all related to my hiring him. "

Brad H on December 2024

AFM Inspections & Engineering, PLLC, Anthony F. Marmo, P.E., Civil-Structural Engineer, offers 35+ years experience in the inspection, evaluation and design of residential and commercial buildings and other property components. Fully licensed and insured, we provide professional services to residential and commercial property owners, contractors, realtors, building managers, condo & co-op boards, and attorney's. Our professional services include the design and evaluation of structural building elements of structural steel, timber, masonry, concrete, foundations, decks, alterations, additions, water infiltration, roofing, facades, retaining walls, and other building elements and problems. We provide preparation of design drawings and Building Department application filings and Special Inspections in all NYC, and outer boroughs, for various types of work. Professional, timely service provided at reasonable professional rates. Please contact us....we will be happy to help you!

"Tony came to my home to inspect its structural integrity. First, he was rude and offensive. When he found out I'm not currently employed (I am disabled), he asked me how I could afford to pay for the house. It's an offensive question and not at all related to my hiring him. "

Brad H on December 2024


Neil B. Schmelkin

4.92(
19
)
Approved Pro

Neil B. Schmelkin

4.92(
19
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
34 years of experience

With over 25 years of experience serving Nassau County and the surrounding areas, Neil B. Schmelkin is your solution for all your structural engineering, roofing inspection and waterproofing inspection needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Check out our reviews from satisfied clients. Give us a call today so we can answer all of your questions. Satisfaction is guaranteed!

"Very courteous and shows a great deal of compassion and respect"

Jacques H on February 2024

With over 25 years of experience serving Nassau County and the surrounding areas, Neil B. Schmelkin is your solution for all your structural engineering, roofing inspection and waterproofing inspection needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Check out our reviews from satisfied clients. Give us a call today so we can answer all of your questions. Satisfaction is guaranteed!

"Very courteous and shows a great deal of compassion and respect"

Jacques H on February 2024


Tiderunner Engineering and Design PC

4.77(
113
)
Approved Pro

Tiderunner Engineering and Design PC

4.77(
113
)
Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
22 years of experience

Hello, my name is Louis Schwartz and I am the owner of Tiderunner Engineering & Design, P.C. I started my civil engineering business in 2004 to focus on the residential construction Industry. With over a decade of experience in the industry I have substantial knowledge in preparing plans for renovations and/or additions. I have also been reviewing plans in Suffolk and Nassau counties for code compliance written by others, structural analysis, and residential sanitary system design. I work very close with both contractors and homeowners and I enjoy supplying engineering support for contractors in the residential construction field. My company has been very successful over the years because I provide such a variety of services as both a structural engineer and a plan preparer. I have helped several residential contractors with building permit application preparation, grading and drainage plans, as well as acquisitions. If you are looking to work with the best in the business; look no further than Tiderunner Engineering & Design, P.C. Call me today to set up an appointment.

"Hired them when I bought my house. Quick, efficient, and answered all questions and concerned."

Kyle P on January 2026

Hello, my name is Louis Schwartz and I am the owner of Tiderunner Engineering & Design, P.C. I started my civil engineering business in 2004 to focus on the residential construction Industry. With over a decade of experience in the industry I have substantial knowledge in preparing plans for renovations and/or additions. I have also been reviewing plans in Suffolk and Nassau counties for code compliance written by others, structural analysis, and residential sanitary system design. I work very close with both contractors and homeowners and I enjoy supplying engineering support for contractors in the residential construction field. My company has been very successful over the years because I provide such a variety of services as both a structural engineer and a plan preparer. I have helped several residential contractors with building permit application preparation, grading and drainage plans, as well as acquisitions. If you are looking to work with the best in the business; look no further than Tiderunner Engineering & Design, P.C. Call me today to set up an appointment.

"Hired them when I bought my house. Quick, efficient, and answered all questions and concerned."

Kyle P on January 2026


Avatar for AFM Inspections & Engineering, PLLC

AFM Inspections & Engineering, PLLC

4.83(
42
)
Approved Pro

AFM Inspections & Engineering, PLLC

4.83(
42
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
14 years of experience

For over 33 years, AFM Inspections & Engineering has been providing professional building inspection and engineering services to both residential and commercial clients throughout NYC and the outer boroughs. Fully licensed and insured, we have completed thousands of designs, evaluations, and other services to satisfied owners, property managers, agents, contractors, attorneys and building boards. Call today and let us know how we can be of service to you!

"They have outstanding service so far."

Paul J on August 2020

For over 33 years, AFM Inspections & Engineering has been providing professional building inspection and engineering services to both residential and commercial clients throughout NYC and the outer boroughs. Fully licensed and insured, we have completed thousands of designs, evaluations, and other services to satisfied owners, property managers, agents, contractors, attorneys and building boards. Call today and let us know how we can be of service to you!

"They have outstanding service so far."

Paul J on August 2020


Avatar for Inspect This Home Inspections LLC

Inspect This Home Inspections LLC

4.99(
332
)

Inspect This Home Inspections LLC

4.99(
332
)
Customers say: Quick response
Recommended by 99% of Angi customers
Recommended by 99% of HomeAdvisor customers

US Army Veteran Owned and Operated. Inspect This Home Inspections LLC realizes that the purchase of a home is probably the largest and most exciting investment you will ever make. Don't let your dream house become a Night -Mare on Elm St. A home inspection will help you learn as much as you can about the property you are considering buying. Let us give you the tools to help you make a more informed decision as a buyer. Lou Rubino is a licensed home inspector provides fast and reliable Home Inspections and Pre-Construction Survey for builders in New York, NY and the local area . With a quick report turn around usually in two days or less for a house 2,000 sq ft and under. Call at 516-330-3870 to make your appointment

"Lou is a thorough, methodical, and detail oriented professional. Will recommend. Thank you!"

Alex V on August 2024

US Army Veteran Owned and Operated. Inspect This Home Inspections LLC realizes that the purchase of a home is probably the largest and most exciting investment you will ever make. Don't let your dream house become a Night -Mare on Elm St. A home inspection will help you learn as much as you can about the property you are considering buying. Let us give you the tools to help you make a more informed decision as a buyer. Lou Rubino is a licensed home inspector provides fast and reliable Home Inspections and Pre-Construction Survey for builders in New York, NY and the local area . With a quick report turn around usually in two days or less for a house 2,000 sq ft and under. Call at 516-330-3870 to make your appointment

"Lou is a thorough, methodical, and detail oriented professional. Will recommend. Thank you!"

Alex V on August 2024


SHD Construction

5.00(
63
)

SHD Construction

5.00(
63
)
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers

We are a complete home improvement company. We can rebuild your house from the ground up or just one peace at a time.

"Steve and Steven renovated both bathrooms in my house- they were neat, on time and performed with EXCELLENT craftsmanship- I would call them again for any home renovation"

Kevin B on March 2021

We are a complete home improvement company. We can rebuild your house from the ground up or just one peace at a time.

"Steve and Steven renovated both bathrooms in my house- they were neat, on time and performed with EXCELLENT craftsmanship- I would call them again for any home renovation"

Kevin B on March 2021


Avatar for GENERAL BRICK DESIGNS

GENERAL BRICK DESIGNS

4.92(
174
)

GENERAL BRICK DESIGNS

4.92(
174
)
Customers say: Super punctual
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers

Owner Eddie Costanzo is a unique combination of master stone mason and structural engineer. Licensed and insured and on every job. All of his employees have been with him for many years and are dedicated to keeping up the impeccable record with the Bureau of Consumer Affairs of not one complaint in all the years in business for over 25 years. Former Army Corp. of Engineers takes on the most challenging of building and structural problems as well as all stone and paver masonry that is done in a special way to have lasting beauty and no settling. Member of the BBB holding an A+ rating.

"From this site, I've learned that Eddie has passed away. Most sorry to hear. Unfortunately, he recently did some work (basement waterproofing which is failing). I see that Kastina z. and Jason L. have situations where they need to get in touch with someone. I would be willing to speak to either of you or others. Please let me know."

Peter M on April 2024

Owner Eddie Costanzo is a unique combination of master stone mason and structural engineer. Licensed and insured and on every job. All of his employees have been with him for many years and are dedicated to keeping up the impeccable record with the Bureau of Consumer Affairs of not one complaint in all the years in business for over 25 years. Former Army Corp. of Engineers takes on the most challenging of building and structural problems as well as all stone and paver masonry that is done in a special way to have lasting beauty and no settling. Member of the BBB holding an A+ rating.

"From this site, I've learned that Eddie has passed away. Most sorry to hear. Unfortunately, he recently did some work (basement waterproofing which is failing). I see that Kastina z. and Jason L. have situations where they need to get in touch with someone. I would be willing to speak to either of you or others. Please let me know."

Peter M on April 2024


Avatar for Structure Build

Structure Build

4.59(
17
)

Structure Build

4.59(
17
)
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers

Since 1997 our company deliver the best quality service to our clients. Our team will help you to design, build or remodel you house the way you will only Dream. Only with us you may plan and schedule to finish your project safe and on time.. With over 16 years experience in New York and Texas our team had complete the scope of work clean and safe receiving the highest satisfaction reviews from each client. Structural builders is Licensed, Bonded and Insured with over 16 years of experience. We have the knowledge and creativity to ensure that your project achieves the highest level of innovation and craftsmanship. We use the latest materials and techniques along with a team of dedicated workers to ensure you are happy every step of the way. DREAM it, We will design it and BUILD IT.

Since 1997 our company deliver the best quality service to our clients. Our team will help you to design, build or remodel you house the way you will only Dream. Only with us you may plan and schedule to finish your project safe and on time.. With over 16 years experience in New York and Texas our team had complete the scope of work clean and safe receiving the highest satisfaction reviews from each client. Structural builders is Licensed, Bonded and Insured with over 16 years of experience. We have the knowledge and creativity to ensure that your project achieves the highest level of innovation and craftsmanship. We use the latest materials and techniques along with a team of dedicated workers to ensure you are happy every step of the way. DREAM it, We will design it and BUILD IT.


"Pantec Engineering helped us with the planning, engineering, and management of an exterior facade project our condo needed to remedy multiple leaks we were having. They were very knowledgeable and easy to work with. They helped us come with a plan that was economical and helped with finding a contractor to do the work properly. Highly Recommend."

Alex S on June 2022

Home Inspections

"Pantec Engineering helped us with the planning, engineering, and management of an exterior facade project our condo needed to remedy multiple leaks we were having. They were very knowledgeable and easy to work with. They helped us come with a plan that was economical and helped with finding a contractor to do the work properly. Highly Recommend."

Alex S on June 2022


TDA CONSTRUCTION SVC INC

4.90(
10
)

TDA CONSTRUCTION SVC INC

4.90(
10
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

We are a family owned and operated business with over 40 years of experience in the remodeling industry. We are fully licensed and insured in NYC, Nassau and Suffolk counties.

"I don't think contractors come any better than this one. Tom was professional throughout, meticulously explaining everything to us at every step of the way. You should hire this guy for his communication skills and customer service skills alone. Not only was he responsive to our texts and calls -- he himself was proactive and constantly in touch with us about the schedule and the work. And the quality of the work is great. You can tell when there is pride of craftsmanship. Tom does a lot of the work himself but when he needs to subcontract, the people he hires also seem to be serious craftsmen. Our final cost for the work was more than the estimate but you have to be naive to expect that when you embark on something like this that there aren't going to be a few surprises. Whenever one of those surprises cropped up (crumbling 100-year-old sewer line, for example), Tom informed us and laid out all the options for us. Definitely hire him! I know we will, again, when we need major work."

Roberta N on February 2018

We are a family owned and operated business with over 40 years of experience in the remodeling industry. We are fully licensed and insured in NYC, Nassau and Suffolk counties.

"I don't think contractors come any better than this one. Tom was professional throughout, meticulously explaining everything to us at every step of the way. You should hire this guy for his communication skills and customer service skills alone. Not only was he responsive to our texts and calls -- he himself was proactive and constantly in touch with us about the schedule and the work. And the quality of the work is great. You can tell when there is pride of craftsmanship. Tom does a lot of the work himself but when he needs to subcontract, the people he hires also seem to be serious craftsmen. Our final cost for the work was more than the estimate but you have to be naive to expect that when you embark on something like this that there aren't going to be a few surprises. Whenever one of those surprises cropped up (crumbling 100-year-old sewer line, for example), Tom informed us and laid out all the options for us. Definitely hire him! I know we will, again, when we need major work."

Roberta N on February 2018

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FAQs for engineer structural projects in Massapequa, NY

To determine if a wall is load-bearing, start by checking your home’s original plans or asking a structural engineer. Exterior walls always carry weight, but interior ones only do if they sit over a beam or run perpendicular to floor joists. If a wall lines up with posts in the basement or falls directly under the roof ridge, assume it’s load-bearing and call a professional before attempting to remove it with a sledgehammer.

Calculating the wall load and sizing the beam must be performed by experts to ensure structural safety. You need a structural engineer to evaluate all load aspects and determine the proper beam dimensions. A professional engineer performs precise calculations and advises on any necessary enhancements, such as larger footings for support. An inspector then verifies that the revised structure meets all safety and code regulations before the finishing work begins.

Hiring a structural engineer is essential for ensuring your home remains structurally sound during any major renovation. Their responsibility is to deliver expert assessments and design recommendations for load-bearing modifications. The average cost to hire a structural engineer is $500, with rates ranging from $350 to $800. Consulting a licensed, experienced engineer guarantees that every structural project, whether constructing a new home or remodeling an existing one, is completed safely and efficiently.

Almost all load-bearing wall removals require a permit as they support everything above it, and building departments want proof that the new beam can handle the weight. Pulling a permit triggers plan review and inspections that confirm the work meets local code and safety standards. Skipping this step can lead to fines or being forced to rebuild later, so have your contractor pull the permit before work starts.

Removing a load-bearing wall to create an entrance for a carport or covered patio is a task that comes with defined cost implications. This modification requires extra structural adjustments to ensure safety and proper integration with the adjoining space. When you convert a wall into an entryway, you can expect to pay between $3,200 and $9,500, with an average cost of $6,400. The additional work required for this conversion reinforces the home’s integrity and ensures compliance with applicable building codes.

The Massapequa, NY homeowners’ guide to engineer structurals

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