Welcome to SIMONEAU Excavation

Welcome to SIMONEAU Excavation

Welcome to SIMONEAU ExcavationWelcome to SIMONEAU ExcavationWelcome to SIMONEAU Excavation

About Us

Family Owned and Operated

We take pride in every project as if it were for our own family. 

Over 80 Years Combined Experience

The Simoneau Family has been in the Construction and Excavation trade in Southern NH through 4 generations dating back to 1945.

Customer Satisfaction First

We pride ourselves in taking care of our customers from start to finish. Whether you have a project already planned out or are starting from scratch, we can help you bring your ideas to reality.

What We Do

Site Work


Residential and commercial lots require extensive amounts of work from start to finish. We can complete your project from the first tree cut to the final coat of pavement. We have an extensive network of subcontractors to cover all areas of new construction. We can clear the land, grade for proper drainage, install concrete foundations, underground utilities, and retaining walls, and also complete the final landscaping.

Septic Systems


Need a system for your new home or commercial lot? We've got you covered. Think you may need a replacement system? We can handle that too! Contact us and we can help.

Retaining Walls


Changing a yard or adding an addition can require more than just dirt can handle. We can install walls that are visually appealing and can stand the test of time.



Whether you are building an addition or a new home or commercial building, we can give you a sound foundation to ensure your investment lasts a lifetime.



We can replace a well worn driveway which adds curb appeal  to your home and makes for easier snow removal preventing ice problems during the winter. 



If you need a drainage system for you commercial property, we can install it. If you are having issues with a wet yard, driveway, or even basement, we can figure out the solution and rectify the problem.

Contact Us

Get a Quote

Send us a message, call us, or use our contact form to tell us more about your project, and we will connect you with the services to fit your needs. 


Monday - Friday: 8am - 5pm

Saturday - Sunday: Closed