Our Services
Thompson Site Services is a full-service excavation and site work contractor based in White River Junction, Vermont, serving homeowners, businesses, and municipalities throughout the Upper Valley of Vermont and New Hampshire. Our crews handle excavation, site work, concrete, septic installation, underground utilities, demolition, erosion control, and commercial snow removal.
We know what it takes to build in Vermont and New Hampshire, from deep frost and challenging soils to steep terrain and heavy storms. Whether we're preparing a new home site, installing a septic system, repairing a washout, or working on a commercial property, we have the experienced operators and equipment to get the job done right.
Serving the Upper Valley
Thompson Site Services works throughout White River Junction, Hartford, Norwich, Hanover, Lebanon, West Lebanon, Quechee, Woodstock, Windsor, Hartland, and Enfield, along with the surrounding towns of Vermont and New Hampshire. Every property in this region has its own mix of soil, slope, and drainage, and our crews bring that local knowledge, plus the right permits and equipment, to excavation, concrete, septic, utility, demolition, and snow removal projects of every size.
Built to Get the Job Done.
Fully Insured
Fully insured for the work we take on, giving you peace of mind from the start of the project through completion.
Emergency Response
When something can't wait, we're ready to respond. Fast action for washouts, storm damage and urgent site issues.
Experienced Team
Hands-on experience across excavation, concrete, septic, utilities, demolition and complex site work.
Local Experts
Based in the Upper Valley with firsthand knowledge of local properties, terrain and the challenges that come with them.
Projects in the Field
A look at recent excavation, concrete, septic, utility and site work completed across the Upper Valley.
Frequently Asked Questions
What areas do you serve?
We serve White River Junction, Hartford, Norwich, Hanover, Lebanon, West Lebanon, Quechee, Woodstock, Windsor, Hartland, Enfield and the surrounding towns of Vermont and New Hampshire.
Do you work with homeowners, or only larger projects?
Both. We take on projects for homeowners, businesses and municipalities, from smaller site repairs to full excavation and site work jobs.
Are you insured?
Yes. Thompson Site Services is fully insured for the work we take on, so you have peace of mind from the start of the project through completion.
Do you offer emergency services?
Yes. When something can't wait, we're ready to respond quickly to washouts, storm damage and other urgent site issues.
Do I need a permit for my project?
Many excavation, septic and site work projects require permits, and the requirements vary by town. We can help identify what's needed for your specific project as part of the process.
How do I get a quote?
Click Get a Free Quote and tell us about your project. We'll follow up to discuss the scope and schedule a site visit if needed.
Can you handle a project that involves more than one service, like excavation and septic together?
Yes. Many projects combine excavation, septic, concrete and utility work in a single job, and we plan and schedule those pieces together rather than treating them as separate projects.
Do you work on properties that rely on a well and septic system rather than town water and sewer?
Yes. A lot of the Upper Valley is on private wells and septic rather than municipal service, and we regularly install, repair and replace septic systems and the underground utilities that go with them.