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Find Engineer structural pros in Massapequa

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
50 local quotes requested

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 Medina Design & Development Group

Medina Design & Development Group

4.90(
56
)
Approved Pro

Medina Design & Development Group

4.90(
56
)
Approved Pro
Customers say: True professional
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
18 local quotes requested

Medina Design & Development Group expertly merges Architectural, Civil, Structural, and Environmental Engineering with Construction, Construction Management, and Land Surveying, offering a cohesive range of services all within a single, unified framework. Powered by a team of licensed professionals, we are steadfastly committed to delivering elegant, economical designs tailored to the distinct aspirations of our clientele. Rooted in a foundation of open dialogue, our collaboration with clients is integral to every project, ensuring their visions are fully realized.

"Juan Medina is an exceptional engineer. He helped me design a dormer, house structure and was my inspector for DOB from start to finish. He is competent, generous, and professional all throughout. He made the entire process as simple and painless as possible. A reasonable and trustworthy engineer is hard to find and I would encourage anyone to use Juan Medinaâ s services."

Ari A on June 2024

Medina Design & Development Group expertly merges Architectural, Civil, Structural, and Environmental Engineering with Construction, Construction Management, and Land Surveying, offering a cohesive range of services all within a single, unified framework. Powered by a team of licensed professionals, we are steadfastly committed to delivering elegant, economical designs tailored to the distinct aspirations of our clientele. Rooted in a foundation of open dialogue, our collaboration with clients is integral to every project, ensuring their visions are fully realized.

"Juan Medina is an exceptional engineer. He helped me design a dormer, house structure and was my inspector for DOB from start to finish. He is competent, generous, and professional all throughout. He made the entire process as simple and painless as possible. A reasonable and trustworthy engineer is hard to find and I would encourage anyone to use Juan Medinaâ s services."

Ari A on June 2024


Blackstone Engineering, PLLC

5.00(
3
)
Approved Pro

Blackstone Engineering, PLLC

5.00(
3
)
Approved Pro
2 years of experience
Free onsite estimate

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.

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.


BDK Construction LLC.

No reviews yet

BDK Construction LLC.

No reviews yet
20 years of experience

Growing construction company able to complete all phases of new and old construction

Growing construction company able to complete all phases of new and old construction


Richard Romeo Landscaping

5.00(
1
)

Richard Romeo Landscaping

5.00(
1
)
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

landscaper, landscape contractors, landscape maintenance, lawn maintenance, lawn care service

landscaper, landscape contractors, landscape maintenance, lawn maintenance, lawn care service


GCF ConsultingEngineers PC

No reviews yet

GCF ConsultingEngineers PC

No reviews yet
13 years of experience

Professional engineering firm

Professional engineering firm


Clog be Gone Plumbing

No reviews yet

Clog be Gone Plumbing

No reviews yet
Free onsite estimate

Call us today! Available 24/7/365. Ready willing and able to help with whatever problem that might arise day or night. Call us today to schedule an appointment. Why Choose Us? We are: Insured, Certified, Licensed, 24/7 emergency service, Same-day service offered, 100% guaranteed work, Professional technicians, Environmentally conscious, Factory trained and authorized.

Call us today! Available 24/7/365. Ready willing and able to help with whatever problem that might arise day or night. Call us today to schedule an appointment. Why Choose Us? We are: Insured, Certified, Licensed, 24/7 emergency service, Same-day service offered, 100% guaranteed work, Professional technicians, Environmentally conscious, Factory trained and authorized.


Contractor Sandoval Carpentry & Painting

No reviews yet

Contractor Sandoval Carpentry & Painting

No reviews yet
24 years of experience

Our business is ran by the boss Atilano Sandoval, who is the person in charged of leading the job. Whom ever is working on any of our jobs responds to Atilano. We are perfectionist, all work done by us is completely professional and as neat as possible. You can make payments by check or cash. We do payment plans while we are getting the job done. Once the job is completely done, all payment should be made.

Our business is ran by the boss Atilano Sandoval, who is the person in charged of leading the job. Whom ever is working on any of our jobs responds to Atilano. We are perfectionist, all work done by us is completely professional and as neat as possible. You can make payments by check or cash. We do payment plans while we are getting the job done. Once the job is completely done, all payment should be made.


TOPAZ DESIGN GROUP

4.60(
5
)

TOPAZ DESIGN GROUP

4.60(
5
)
Customers say: Quality work
42 years of experience

Topaz Design Group is a full service landscape & masonry design & build firm servicing Long Island for over 25 years. We specialize in all aspects of exterior design & installations with comprehensive expertise and with an emphasis on quality workmanship, professionalism, and meticulous attention to detail. What defines us? Our beautiful outdoor living spaces and our superior customer service. We will guide you every step of the way to achieve the outdoor environment that you have been seeking. Our innovative and exciting approaches to traditional landscaping challenges result in outdoor living spaces you will admire forever - adding value to your property and your lifestyle. Topaz properties are designed with longevity in mind. All materials are meticulously coordinated on every project to ensure every design and layout compliments the home and surrounding environment. Our projects are completed one at a time, on time, and within budget. From start to completion, our attention to detail is evident; no matter the size of your project, materials are hand-picked for your project by the owner/designer personally. Every project; every time. We are fully licensed and insured. We are ICPI Certified and are Pro-Installers & Authorized Contractors for Nicolock, Cambridge, Techo-Bloc, and Unilock.

Topaz Design Group is a full service landscape & masonry design & build firm servicing Long Island for over 25 years. We specialize in all aspects of exterior design & installations with comprehensive expertise and with an emphasis on quality workmanship, professionalism, and meticulous attention to detail. What defines us? Our beautiful outdoor living spaces and our superior customer service. We will guide you every step of the way to achieve the outdoor environment that you have been seeking. Our innovative and exciting approaches to traditional landscaping challenges result in outdoor living spaces you will admire forever - adding value to your property and your lifestyle. Topaz properties are designed with longevity in mind. All materials are meticulously coordinated on every project to ensure every design and layout compliments the home and surrounding environment. Our projects are completed one at a time, on time, and within budget. From start to completion, our attention to detail is evident; no matter the size of your project, materials are hand-picked for your project by the owner/designer personally. Every project; every time. We are fully licensed and insured. We are ICPI Certified and are Pro-Installers & Authorized Contractors for Nicolock, Cambridge, Techo-Bloc, and Unilock.


Avatar for David Scott Parker Architects

David Scott Parker Architects

No reviews yet

David Scott Parker Architects

No reviews yet
37 years of experience

Established in 1989, David Scott Parker Architects is a twelve-member firm that creates custom residences by innovatively fusing traditional form, vernacular style, and their clients’ individual expression. Each project’s needs are considered with dedication to aesthetic integrity, as well as an intense interest in carefully conceived details, selection of choice materials, and ultimately, superior construction. The firm’s extensive knowledge of design, decorative arts, and architectural history, paired with its concerns for clients’ varying needs and the demanding modern life, allow Parker Architects to synthesize disparate elements into cohesively conceived and personalized built environments. Current projects are scattered throughout the Northeast, Florida, and California.

Established in 1989, David Scott Parker Architects is a twelve-member firm that creates custom residences by innovatively fusing traditional form, vernacular style, and their clients’ individual expression. Each project’s needs are considered with dedication to aesthetic integrity, as well as an intense interest in carefully conceived details, selection of choice materials, and ultimately, superior construction. The firm’s extensive knowledge of design, decorative arts, and architectural history, paired with its concerns for clients’ varying needs and the demanding modern life, allow Parker Architects to synthesize disparate elements into cohesively conceived and personalized built environments. Current projects are scattered throughout the Northeast, Florida, and California.

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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.