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Structural engineers in Derry

Avatar for Groundworks
Groundworks
1600 Providence Hwy
3.72(
216
)
Approved Pro
Groundworks
1600 Providence Hwy
3.72(
216
)
Approved Pro
Customers say: Super punctual
267 local quotes requested
41 years of experience

Groundworks, previously Busy Dog Basement Technologies, specializes in helping homeowners with their waterproofing, foundation repair, crawl space, and remodeling needs. Our top priority is providing high-quality home repair solutions and personalized service across Massachusetts and Rhode Island. With fully trained technicians, industry-leading products, and nationally backed warranties, Groundworks is here to restore your foundation or basement.

"Just had ours put in, and it looks great. Our installation team ( Lenny, Terrence, and Manny ) were on time, friendly, hard working and meticulous. Lenny took time to explain things when I popped down and was very patient with questions while working incredibly hard. We have friends who literally live in a swamp who had Busy Dog a couple years ago and their system has worked perfectly. They were getting water in their basement several times a year-- now NOTHING. And I love the technology innovations by this company, the quality of the materials is top notch. Salesman Mike worked with us to set up the construction, he and their engineer came out several times to make sure they understood our tricky set up and worked to get the timing right for timing that worked for us"

Paula C on April 2025

Groundworks, previously Busy Dog Basement Technologies, specializes in helping homeowners with their waterproofing, foundation repair, crawl space, and remodeling needs. Our top priority is providing high-quality home repair solutions and personalized service across Massachusetts and Rhode Island. With fully trained technicians, industry-leading products, and nationally backed warranties, Groundworks is here to restore your foundation or basement.

"Just had ours put in, and it looks great. Our installation team ( Lenny, Terrence, and Manny ) were on time, friendly, hard working and meticulous. Lenny took time to explain things when I popped down and was very patient with questions while working incredibly hard. We have friends who literally live in a swamp who had Busy Dog a couple years ago and their system has worked perfectly. They were getting water in their basement several times a year-- now NOTHING. And I love the technology innovations by this company, the quality of the materials is top notch. Salesman Mike worked with us to set up the construction, he and their engineer came out several times to make sure they understood our tricky set up and worked to get the timing right for timing that worked for us"

Paula C on April 2025


Riverview Home Design Group
6 Riverview Rd.
No reviews
Riverview Home Design Group
6 Riverview Rd.
No reviews
11 years of experience

We are a growing architecture firm located on the south shore of Massachusetts. We specialize in residential additions, renovation, structural design and new construction.

We are a growing architecture firm located on the south shore of Massachusetts. We specialize in residential additions, renovation, structural design and new construction.



Michael Weatherby & Associates
28 The Square
No reviews
Michael Weatherby & Associates
28 The Square
No reviews
51 years of experience

Full service commercial residential contracting firm, insured, certified EPA firm, HERS certification, VT EMP lead safe practices, over 40 years experience

Full service commercial residential contracting firm, insured, certified EPA firm, HERS certification, VT EMP lead safe practices, over 40 years experience


EHM
Washington Ave.
4.11(
18
)
EHM
Washington Ave.
4.11(
18
)
Customers say: Quality work
71 years of experience

EHM is a structural moving and elevating company that also specializes in foundation repair and replacement. We have been working in the Midwest since the Great Floods of 1993. We specialize in severely comprised foundation issues. We can elevate, level, pier or replace a wall or your entire foundation. We do not do mudjacking, waterproofing or minor crack repair.

"I did not get the service that we originally talked about I am very unhappy"

Donna S on August 2021

EHM is a structural moving and elevating company that also specializes in foundation repair and replacement. We have been working in the Midwest since the Great Floods of 1993. We specialize in severely comprised foundation issues. We can elevate, level, pier or replace a wall or your entire foundation. We do not do mudjacking, waterproofing or minor crack repair.

"I did not get the service that we originally talked about I am very unhappy"

Donna S on August 2021


Home business, no other employes, payment on job completion, cash or personal check.


d. a. kinsella Co
1A Andover Road
4.40(
10
)
d. a. kinsella Co
1A Andover Road
4.40(
10
)
Customers say: Quick response
29 local quotes requested

d. a. kinsella company was created to make great design accessible to everyone. Our philosophy has always been that strong communication and attention to budget allow us to achieve unique design and planning solutions for every project. DBA- d. a. kinsella company

"Great, Dave stayed within our budget and our addition looks like it was part of a whole new home construction. We were really impressed with Dave Kinsella's design concepts and the workmanship was high quality even though we were on a tight budget. Dave comes from a big family so he understands money and time constraints plus he wants his projects to look as aesthetically pleasing to his clients as possible. We would definitely hire Dave again."

todd c on August 2018

d. a. kinsella company was created to make great design accessible to everyone. Our philosophy has always been that strong communication and attention to budget allow us to achieve unique design and planning solutions for every project. DBA- d. a. kinsella company

"Great, Dave stayed within our budget and our addition looks like it was part of a whole new home construction. We were really impressed with Dave Kinsella's design concepts and the workmanship was high quality even though we were on a tight budget. Dave comes from a big family so he understands money and time constraints plus he wants his projects to look as aesthetically pleasing to his clients as possible. We would definitely hire Dave again."

todd c on August 2018


Commercial / Residential Foundation Repair House Jacking / Leveling. Structural Repair Specialist Referrals Made When Necessary.

FAQs for structural engineering projects in Derry, NH

No, it’s not legal for unlicensed individuals to conduct structural calculations for buildings or building repairs. Not only do licensing requirements prevent DIYers from tackling this project, but mistakes can also be extremely dangerous and put your property and anyone inside or near it at risk of severe injury or even death. You should always hire a licensed and certified local structural engineer to make structural calculations.

Yes, all states require structural engineers to carry the proper license, with specifics determined by each state. You can use Angi’s state licensing tool to confirm that the structural engineer you’re considering holds the required licensing to tackle your job. Hiring an unlicensed structural engineer will not only cause issues with permits but it could also lead to an unsafe building. The cost of a professional, licensed, and experienced engineer is well worth the investment.

The process of hiring a structural engineer starts by finding reliable professionals in your area and comparing quotes from at least three of them. From there, you can narrow down your selection by asking some leading questions:

  • Do you have experience working in my specific area?

  • Do you have professional indemnity insurance?

  • What will your structural report cover?

  • Do you charge a flat fee for a structural report or by the hour?

  • How long have you been in business?

  • Do you have a list of customer references?

Structural engineers typically charge between $100 and $250 per hour, but many jobs won’t be based on a per-hour fee. Instead, the structural engineer will offer a flat rate for the inspection and structural calculations. The flat rate for a structural engineer costs an average of around $550, but you could see prices ranging from $300 to $800, depending on the complexity of your project and how easy it is to access certain parts of your home for the inspection.

Whether you’re building a new home or building an extension on your existing property, you will likely need both a structural engineer and an architect. A structural engineer will determine what loads your foundation and framing can safely handle, and an architect will draw plans according to those structural calculations to simplify the building process. You can start by contacting a structural engineer near you, as many work alongside architects and can get all of the prep work done at once.

The Derry, NH 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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A damaged main support beam can cause serious structural damage to your house. Learn how much it costs to replace a main house support beam.
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A squeaky floor may just be an annoyance, or it may signal a structural problem. Learn when to be concerned about a squeaky floor.
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Learn why it might be a good idea to hire a structural engineer for a home inspection in addition to a general home inspector when you’re purchasing a home.
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What is an LVL beam? Read about LVL beams to determine if this material is safe and suitable for your project.
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