Expert Excavation Services in Longmont, CO

The highest-rated Demolition & Excavation companies out of 158 vetted & reviewed in the Longmont area.

Nixcavating

Nixcavating

(8)
Demolition & Deconstruction, Concrete & Asphalt, Excavation & Site Preparation
“I have dealt with Nixcavating several times on different jobs around my small farm. I hesitate to write a great review simply because I want to keep them to myself! But they deserve the best review I can give, so 10 stars to these fine folks. They ar...”
In Business Since 1987
Licensed, BBB Rating: A+
Accepts All Major Credit Cards
1821 Boston Ave, Longmont, CO
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NG Companies

NG Companies

(21)
  • Work
“I contacted these guys to locate some services around my property. I was surprised at how quickly they got me penciled in and had things marked. The guy that came out, Spencer, was super professional and did a great job. I would definitely use them a...”
In Business Since 2004
14115 Mead St C, Longmont, CO
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CAP Excavating and Demolition

CAP Excavating and Demolition

(5)
“I bought a house and never got a sewer scope done. Turns out it was blocked all the way to the street and after living in the house for a couple days the plumbing was backing up into the house. I called CAP and they had a crew out there that morning ...”
In Business Since 2012
10759 Co Rd 7, Longmont, CO
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C4 Excavating

C4 Excavating

(1)
“Honest and Reliable!”
In Business Since 2017
Family Business
9816 Co Rd 7, Longmont, CO
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Dominant Dirtwork LLC

Dominant Dirtwork LLC

“We take pride in our work and never cut corners. If you want top quality service and results, you're in the right place. We'll make sure your foundation is ready to go.”
In Business Since 2010
1455 Moonlight Dr, Longmont, CO
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WT Excavating LLC

WT Excavating LLC

“We offer an end-to-end client experience that includes seamless communication, budgeting, staffing, on-site organization, and solid, quality handiwork every time.”
In Business Since 2016
700 Ken Pratt Blvd #113, Longmont, CO
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Jones Excavating & Plumbing

Jones Excavating & Plumbing

(29)
Septic Tanks, Water Heaters
“A problem was discovered a few months after the service was performed. They responded immediately, fixed the situation and were very professional. Great customer service and I would highly recommend.”
In Business Since 1965
Licensed, BBB Rating: A+
Family Business
Serving Longmont Area
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Jansma Brothers Excavating

Jansma Brothers Excavating

(3)
“I would recommend them for any of your excavating needs. They are very pleasant to work with they listen to what you need done and do excellent work.”
In Business Since 1979
Free Initial Consultation
Licensed, BBB Rating: A+
Accepts Cash only
1475 Backhoe Rd, Loveland, CO
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Roberts Excavating Inc

Roberts Excavating Inc

(2)
Commercial/Industrial, Energy, Demolition
“Great vibe today ...”
In Business Since 1994
Licensed, BBB Accredited
Free Initial Consultation
Serving Longmont Area
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Colorado Demolition & Deconstruction

Colorado Demolition & Deconstruction

(12)
  • Job
  • Project
“We hired Colorado D&D for an extensive residential remodel in a 35 year old home. This included removing kitchen, 3 bathrooms, carpet, all baseboards, interior doors and taking down a wall to open up the floor plan. These guys were one of the best co...”
In Business Since 2000
Transparent Fees & Pricing
16512 Gilpin St, Thornton, CO
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Boulder Excavation and Landscape LLC

Boulder Excavation and Landscape LLC

(1)
Property Grading, Drainage Systems Installation, Foundation and Basement Excavation
“Very knowledgeable and virtuous. Simply awesome company!”
In Business Since 2020
Licensed
Locally Owned & Operated
5505 Valmont Rd #19, Boulder, CO
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Boonstra Excavation LLC

Boonstra Excavation LLC

(14)
Excavating, Other Services, Septic Systems
“Boonstre excavation (Stephen) was very professional. Was very helpful and knowledgeable answered all questions. Work that was done was very quick and very professional. Had a leach field replaced and my yard looks very good and clean where the work ...”
In Business Since 2021
Licensed
Serving Longmont Area
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KII Excavation

KII Excavation

(4)
“KII Excavation was extremely knowledgeable and professional. Arden kept us informed of the steps required to complete the project and stuck to the schedule. The project required removing and replacing a septic tank that had been damaged by anothe...”
In Business Since 2017
Family Business
Locally Owned & Operated
Serving Longmont Area
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Mountain Septic Systems and Sewer Line Repair

Mountain Septic Systems and Sewer Line Repair

(10)
Sewer Line Repair and Replacement, New Septic Tank System Installation, Existing Septic System Maintenance 
“Mountain Contracting is one of the best businesses that I have ever worked with in terms of quality of work, communication, timeliness, and just being overall friendly and respectful! Matt (the business owner) is an amazing person who cares about the...”
In Business Since 2021
Emergency Services
Serving Longmont Area
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Harold's Excavating Services

Harold's Excavating Services

(1)
Site Development, Demolition, Site Utilities
“Top notch experts in their fields. Good peeps”
In Business Since 2001
Family Business
Serving Longmont Area
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Stinson Dirtwork

Stinson Dirtwork

(2)
“I hired Stinson Dirtwork to regrade my yard. Before, the yard was lumpy and uneven with large dips in it where dirt had settled over my septic system. Stinson Dirtwork quickly made it perfectly smooth and even, and now it properly drains as well. Aft...”
In Business Since 2020
Emergency Services
Serving Longmont Area
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Dirt Werx by Drew

Dirt Werx by Drew

(2)
“Drew is great!! Had a small job I've needed done for awhile, saw him working at a neighbors and asked if he had time in his day to move some dirt. So helpful and fair price. Gave me a quote on the spot and cleaned out the driveway better than I found...”
In Business Since 2020
254 CO-60, Loveland, CO
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Bio Terra Constructors Inc

Bio Terra Constructors Inc

(2)
“BJ and his crew are top notch. BJ helped me get the most out of my lot by suggesting some excavation ideas I hadn't considered. On time, on target and on budget. Hands down the best contractor experience I've had in Boulder.”
In Business Since 2005
Licensed, BBB Rating: A+
1068 Marble Ct, Boulder, CO
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T-Roll Construction

T-Roll Construction

(7)
  • Price
  • Project
“My wife and I hired T-Roll Construction to excavate our basement on our new home. We worked with the companies owner, Seth, and he helped us with everything we needed. He even gave same advice for the foundation to our general contractor based on t...”
In Business Since 2014
Serving Longmont Area
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CWS Excavating

CWS Excavating

(4)
  • Price
“We cannot say enough good things about Matthew and his crew! They are experts at what they do and went above and beyond tackling our incredibly difficult septic install. While most industry professionals and contractors balked at our situation, Matth...”
In Business Since 2000
Licensed
Free Initial Consultation
5300 Marshall Rd, Boulder, CO
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Moose and Bear Construction

Moose and Bear Construction

(3)
“Had a leak in my water line. The line was located right along my sidewalk, 5 feet down. The kicker is we located the gas line first. Due to his meticulous care and ability on the Deere he didn't hit it. He dug alongside my sidewalk the whole time dig...”
In Business Since 2021
Licensed, BBB Accredited
Free Initial Consultation
Serving Longmont Area
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Hyperion Excavating

Hyperion Excavating

(3)
“Anton Trainer the owner was very communicative, he guided us and helped work out complex details for multiple materials, road base, crushed granite, sand for delivery. As well guided all Utilities to be marked with 811.com CO They picked up 4 pal...”
In Business Since 2022
Free Initial Consultation
Serving Longmont Area
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Elevated Excavating

Elevated Excavating

(2)
“Awesome company to work for they treat there guys really good”
In Business Since 2017
Serving Longmont Area
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Linkus Excavating

Linkus Excavating

(1)
“Really a nice person”
Serving Longmont Area
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Excavating Services in Longmont, CO Cost Estimates

Minimum cost
$580
Maximum cost
$11597
National Average
$3599
Avg Per Hour Rates
$163
$1672
$5854
Fair price range is based on 538 cost profiles
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Average Cost $3599
Minimum cost $580
Maximum cost $11597
Avg Per Hour Rates $163

Fair range $1672 to $5854 is based on 538 cost profiles.

Why these companies made our list

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