Recent Blog Posts

Excavation Best Practices for Residential Projects

December 30, 2025
Laying the Foundation for Residential Excavation Success
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Mastering Excavation: Key Insights for Effective Site Preparation

December 30, 2025
Laying the Foundation: The Essential Role of Excavation

Septic System Installation

September 25, 2025
The Vital Role of Proper Septic System Installation in New Hampshire

Professional Excavation Services

Rockingham County, NH

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Owner on Every Job Site 

Available Warranties

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Professional Excavation Services for Rockingham County

603 Dirt Works is your reliable partner for excavation services in Rockingham County, NH. Our family-owned business has been serving the local community since 2021. Our team brings over two decades of combined experience to every project, handling your property with the care and precision it deserves.

At 603 Dirt Works, we believe in doing things the right way. You'll find our owner on every job site, overseeing operations and ensuring quality results. We're fully licensed and insured, giving you peace of mind throughout your project. As licensed septic installers with CDL certification, we're equipped to handle a wide range of excavation needs. Because we value clear communication, you can count on us to communicate clearly in English and keep you informed every step of the way. Ready to start your next project Contact us for a free estimate.

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Why Choose Us

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Free Estimates

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Owner on Every Job Site

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Available Warranties

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Fully Licensed and Insured

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Discounts for Veterans

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Things Done the Right Way

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$500 Off Septic Installation
Save big on your new septic system installation with 603 Dirt Works. Our experienced excavation contractors in Rockingham County deliver quality workmanship you can trust.
Contact 603 Dirt Works today to claim your $500 savings and schedule your septic installation consultation.

Not valid with any other offers or promotions. Restrictions apply.

Must mention this coupon at the time of scheduling.

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Septic System Installation & Maintenance

As licensed septic installers, we specialize in both installing new systems and maintaining existing ones. We're currently offering $500 off new septic installations, and we provide warranties for added peace of mind. Ask us about our maintenance plans to keep your system running smoothly.
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Excavation and Site Prep

Laying the groundwork for your construction project is crucial. Our excavation and site prep services ensure your land is perfectly prepared for whatever you have planned, from new homes to commercial buildings or landscaping projects.
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Grading and Drainage

Proper grading and drainage are essential for protecting your property from water damage. We'll assess your land and implement effective solutions to ensure water flows away from your structures, preserving your investment for years to come.
A yellow excavator, a white skid steer, and a yellow bulldozer clear land on a sunny day with trees in the background.

Land and Lot Clearing

Turn your overgrown property into a blank canvas with our land and lot clearing services. We'll remove trees, brush, and debris, preparing your land for its next chapter.
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Construction Services

Beyond excavation, we offer a range of construction services to support your project from start to finish. Our experienced team can handle various aspects of your build, ensuring a smooth process throughout.
A yellow excavator demolishes a section of a white two-story house on a sunny day.

Demolition Services

When it's time to make way for something new, our demolition services deliver results. We approach each demolition project with careful planning and precision, ensuring safe and efficient removal of structures big and small.
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Here's what our satisfied customers are saying...

At 603 Dirt Works, we take pride in providing exceptional excavation and land clearing to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of 603 Dirt Works and let others know what you think.