
Get matched with top structural engineers in Long Island, NY
There are 2 highly-rated local structural engineers.
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*The Angi rating for Structural Engineering companies in Long Island, NY 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 Long Island, NY 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 October 04, 2025
Find Structural engineers in Long Island

Tiderunner Engineering and Design PC
Tiderunner Engineering and Design PC
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.
"Provided a thorough analysis of the structural design, and provided a professional report to our architect."
John O on February 2025
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.
"Provided a thorough analysis of the structural design, and provided a professional report to our architect."
John O on February 2025
Aguitektura
Aguitektura
Full service Architectural and Engineering consultants providing the highest level of detail to our customers. From conceptual design all the way through the completion of your project, we are here every step of the way. Residential & Commercial Design Development Structural Engineering Construction Documents Bidding + Negotiation Contract Administration Existing Conditions Survey HD Rendering Product Sourcing Project Management
"Great communication and smooth follow ups"
Mildred A on April 2024
Full service Architectural and Engineering consultants providing the highest level of detail to our customers. From conceptual design all the way through the completion of your project, we are here every step of the way. Residential & Commercial Design Development Structural Engineering Construction Documents Bidding + Negotiation Contract Administration Existing Conditions Survey HD Rendering Product Sourcing Project Management
"Great communication and smooth follow ups"
Mildred A on April 2024
YGCM inc
YGCM inc
we are a general contracting company who specializes in new home construction and home remodle, this is our interior finishing department sourcing for new clients and job oppertunities, if you need anything help with any aspects of remodel or new building, please feel free to reach out to us!
we are a general contracting company who specializes in new home construction and home remodle, this is our interior finishing department sourcing for new clients and job oppertunities, if you need anything help with any aspects of remodel or new building, please feel free to reach out to us!
GTS Consultants
GTS Consultants
GTS Consultants has earned a reputation as a Minority Owned and Operated business since 1997. GTS Consultants are known for: -being highly regarded-with warm referrals -client responsiveness -professional surveyors -providing excellent communication -quick turnaround -competitive prices We have gained the respect and confidence of our clients by providing technical excellence and quality services throughout New York, New Jersey and Pennsylvania. Our corporate headquarters is located in the beautiful city of Newark, New Jersey. We look forward to hearing from and working with you soon.
GTS Consultants has earned a reputation as a Minority Owned and Operated business since 1997. GTS Consultants are known for: -being highly regarded-with warm referrals -client responsiveness -professional surveyors -providing excellent communication -quick turnaround -competitive prices We have gained the respect and confidence of our clients by providing technical excellence and quality services throughout New York, New Jersey and Pennsylvania. Our corporate headquarters is located in the beautiful city of Newark, New Jersey. We look forward to hearing from and working with you soon.
Alan Margolin & Associates
Alan Margolin & Associates
Alan Margolin & Associates is an engineering consulting firm with its headquarters in Manhattan, New York. We have served the NYC boroughs and Tri-State Area for almost 40 years in special inspection, material testing, and structural engineering services. AMAA's portfolio consists of both residential and commercial projects, old and new developments, from small to large scales. Our structural engineers understand the collaborative nature and practical function our services demand. By using our state-of-the-art 3D modeling and advance design technologies, we provide our clients with the most innovative and functional designs. Our structural engineering services include: New Building Design Building alteration and additions Building envelope Facade restoration Foundations Rehabilitation Structural investigation Feasibility Studies Peer Review Value Engineering Product engineering support and development Custom engineering software and automation development Non-building structural design
Alan Margolin & Associates is an engineering consulting firm with its headquarters in Manhattan, New York. We have served the NYC boroughs and Tri-State Area for almost 40 years in special inspection, material testing, and structural engineering services. AMAA's portfolio consists of both residential and commercial projects, old and new developments, from small to large scales. Our structural engineers understand the collaborative nature and practical function our services demand. By using our state-of-the-art 3D modeling and advance design technologies, we provide our clients with the most innovative and functional designs. Our structural engineering services include: New Building Design Building alteration and additions Building envelope Facade restoration Foundations Rehabilitation Structural investigation Feasibility Studies Peer Review Value Engineering Product engineering support and development Custom engineering software and automation development Non-building structural design
ARK 3CD Design Group LLC
ARK 3CD Design Group LLC
Specializing in architectural design, engineering, construction and permitting for residential and commercial projects, we focus on managing the complete life-cycle of your projects to complete them on-time and within your budget. Each of our executive team members have over 25 years of experience in the business. We are a small firm with the ability to handle projects of most any size and scope. Let's talk about your upcoming projects.
Specializing in architectural design, engineering, construction and permitting for residential and commercial projects, we focus on managing the complete life-cycle of your projects to complete them on-time and within your budget. Each of our executive team members have over 25 years of experience in the business. We are a small firm with the ability to handle projects of most any size and scope. Let's talk about your upcoming projects.
Daniel Contelmo Architects
Daniel Contelmo Architects
From classic estates to countryside cottages, Daniel Contelmo Architects has provided sensitive design aesthetic for over 30 years in New York, Connecticut, Massachusetts, and New Jersey. Our clients share a commitment to finely detailed homes that communicate with their surroundings. The Historic Hudson Valley in New York has been an inspiration, steeped in a traditional vernacular. Daniel Contelmo Architects is committed to the revival and evolution of architecture that is inspired by the past and makes a statement for the future. We provide architectural designs, construction drawings, and construction administration for custom homes and high-end additions and renovations. The firm's work has been predominately in the Millbrook area of Dutchess County and the Towns of Bedford and Chappaqua in Westchester County, as well as the Hamptons.
From classic estates to countryside cottages, Daniel Contelmo Architects has provided sensitive design aesthetic for over 30 years in New York, Connecticut, Massachusetts, and New Jersey. Our clients share a commitment to finely detailed homes that communicate with their surroundings. The Historic Hudson Valley in New York has been an inspiration, steeped in a traditional vernacular. Daniel Contelmo Architects is committed to the revival and evolution of architecture that is inspired by the past and makes a statement for the future. We provide architectural designs, construction drawings, and construction administration for custom homes and high-end additions and renovations. The firm's work has been predominately in the Millbrook area of Dutchess County and the Towns of Bedford and Chappaqua in Westchester County, as well as the Hamptons.
Engineering Technologies
Engineering Technologies
Engineering Technologies was founded in 2013 with a single core principle, to ensure that every client is delivered with the most efficient and effective design possible. Starting with a blank canvas in the modern age, the firm was built from the ground up using the latest technologies. That’s why our team is always ahead of the curve. As a full service engineering & construction consulting firm, our team and diverse network is designed to solve today's complex and varied engineering issues.
Engineering Technologies was founded in 2013 with a single core principle, to ensure that every client is delivered with the most efficient and effective design possible. Starting with a blank canvas in the modern age, the firm was built from the ground up using the latest technologies. That’s why our team is always ahead of the curve. As a full service engineering & construction consulting firm, our team and diverse network is designed to solve today's complex and varied engineering issues.
"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
The Long Island, NY homeowners’ guide to structural engineering services
From average costs to expert advice, get all the answers you need to get your job done.
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