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A grade above.

A grade above. A grade above. A grade above.

For more than 30 years, Madsen Excavation Inc. has built a reputation on quality, integrity and innovation.

Contact Us

A grade above.

A grade above. A grade above. A grade above.

For more than 30 years, Madsen Excavation Inc. has built a reputation on quality, integrity and innovation.

Contact Us

About Us

For more than 30 years, we've been bringing quality, integrity and innovation to the job site. Whether it's a simple driveway repair or a complex site preparation for a new home, we get it right the first time using state-of-the-art technology to maximize speed, safety 

and precision.


Serving New York's Columbia, Dutchess and Rennselaer counties, The Berkshires,  Northwest Connecticut and surrounding areas.

Our Services

From excavation to site preparation, and everything in between.

We're a full site work development company providing a broad complement of services, including:

  • Residential  excavation
  • Private roads and driveways
  • Ponds
  • Septic installation and repair
  • Underground utilities
  • Demolition
  • Mobile crushing
  • Land clearing
  • Trucking of material
  • Bridges
  • Stone work
  • Road maintenance and repairs
  • Concrete work
  • Complete site preparation


Madsen Excavation is a licensed septic installer in Massachusetts and Connecticut.

Rock wall built alongside driveway

Our work — No project too big or small.

    We'd love the opportunity to partner with you on your next excavation project.

    See more of our work

    featured video

    Check out this great video Milton CAT did featuring Madsen Excavation!

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    Madsen Excavation Inc.

    648 Route 203, Spencertown NY 12165

    518-365-8196 or 518-378-3562

    Copyright © 2020 Madsen Excavation Inc. - All Rights Reserved. 

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