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COR DEMOLITION LLC
COR DEMOLITION LLC
Cor Demolition LLC is a precise and professional general contracting company. We have been serving Washington State since 2025, offering a wide range of services including interior/exterior hand/mechanical demolition, hauling, and disposal, concrete cutting/coring and breakout, excavation/gradework, land clearing, tree service, landscaping, professional property cleanup, dumpster service, and more. Our commitment to quality and reliability is reflected in every project we undertake. With a focus on punctuality and integrity, we ensure that every project is completed to the highest standards. When it comes to construction, our wealth of experience and modern aesthetics guide our clean and professional design approach, highlighted through photos showcasing our dedication to excellence in every aspect of our work.
"I had Jared remove a shed that had flood damage from my backyard. The area was tight and difficult to work in, but him and his crew got the job done on time without any damage to my fence or house. Awesome communication,very professional and great pricing. I'd 100% use them again and recommend him and his crew to anyone. "
Nick G on December 2025
Cor Demolition LLC is a precise and professional general contracting company. We have been serving Washington State since 2025, offering a wide range of services including interior/exterior hand/mechanical demolition, hauling, and disposal, concrete cutting/coring and breakout, excavation/gradework, land clearing, tree service, landscaping, professional property cleanup, dumpster service, and more. Our commitment to quality and reliability is reflected in every project we undertake. With a focus on punctuality and integrity, we ensure that every project is completed to the highest standards. When it comes to construction, our wealth of experience and modern aesthetics guide our clean and professional design approach, highlighted through photos showcasing our dedication to excellence in every aspect of our work.
"I had Jared remove a shed that had flood damage from my backyard. The area was tight and difficult to work in, but him and his crew got the job done on time without any damage to my fence or house. Awesome communication,very professional and great pricing. I'd 100% use them again and recommend him and his crew to anyone. "
Nick G on December 2025

Vestige Environmental
Vestige Environmental
At Vestige Environmental, we pride our company on reliability, great communication, integrity and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!
"Great job!"
Greg S on March 2023
At Vestige Environmental, we pride our company on reliability, great communication, integrity and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!
"Great job!"
Greg S on March 2023
Triton Excavation INC
Triton Excavation INC
Triton Excavation, Inc., offers a wide variety of services from site preparation, underground utilities, grading, and demolition. Give our company a call today and put our diverse services to work for you.
"Very prompt, professional and courteous."
KIM R on August 2019
Triton Excavation, Inc., offers a wide variety of services from site preparation, underground utilities, grading, and demolition. Give our company a call today and put our diverse services to work for you.
"Very prompt, professional and courteous."
KIM R on August 2019

BIG SKY GRAVEL AND DIRTWORKS L.L.C.
BIG SKY GRAVEL AND DIRTWORKS L.L.C.
BIG SKY GRAVEL AND DIRTWORKS L.L.C. is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
"This was a small job, only about 3 cubic yards of gravel needed, However, Joey did a superb job, professional and flawless. He was as serious about getting it done right as he would be with a much bigger project. He arrived when he said he would and finished well within the time he projected. I would highly recommend his services. "
Gene K on September 2025
BIG SKY GRAVEL AND DIRTWORKS L.L.C. is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
"This was a small job, only about 3 cubic yards of gravel needed, However, Joey did a superb job, professional and flawless. He was as serious about getting it done right as he would be with a much bigger project. He arrived when he said he would and finished well within the time he projected. I would highly recommend his services. "
Gene K on September 2025
Envirotank, LLC
Envirotank, LLC
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Prompt, fully explained what they were doing, best price I found."
Ila B on October 2022
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Prompt, fully explained what they were doing, best price I found."
Ila B on October 2022

Gaston Bros. Excavating, Inc.
Gaston Bros. Excavating, Inc.
GBE has over 44 years of experience in the utility, demolition and excavation industry around the greater Seattle area. If you want your exterior home or business project completed efficiently and on budget, give the owner Gary Gaston a call. He will personally meet with you on site and walk you through every detail from start to finish so your project runs smoothly. We look forward to working with you!
"No none sense! Super skilled! Beyond expectations."
John B on July 2024
GBE has over 44 years of experience in the utility, demolition and excavation industry around the greater Seattle area. If you want your exterior home or business project completed efficiently and on budget, give the owner Gary Gaston a call. He will personally meet with you on site and walk you through every detail from start to finish so your project runs smoothly. We look forward to working with you!
"No none sense! Super skilled! Beyond expectations."
John B on July 2024

Dolen Construction LLC
Dolen Construction LLC
Dolen Construction is a full-service Construction Company dedicated to serving all our customer’s needs. Having more than 30 years’ experience in the construction industry, our in-house experts are sure to have an answer to all your construction desires! We have customers in both the residential and commercial sectors serving large and small clients alike. Call us today for a quote or job walk, we look forward to working with you!!
"The work done was outstanding, the customer service was professional and friendly. Overall it was a great experience!"
Jordan G on June 2025
Dolen Construction is a full-service Construction Company dedicated to serving all our customer’s needs. Having more than 30 years’ experience in the construction industry, our in-house experts are sure to have an answer to all your construction desires! We have customers in both the residential and commercial sectors serving large and small clients alike. Call us today for a quote or job walk, we look forward to working with you!!
"The work done was outstanding, the customer service was professional and friendly. Overall it was a great experience!"
Jordan G on June 2025

A Plus Dirt Works Excavation, LLC
A Plus Dirt Works Excavation, LLC
A PLUS DIRT WORKS EXCAVATION LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.
"Showed up on time and completed the job on budget and did a great job in difficult conditions."
Sean H on December 2024
A PLUS DIRT WORKS EXCAVATION LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.
"Showed up on time and completed the job on budget and did a great job in difficult conditions."
Sean H on December 2024

Premier Landscape Construction, LLC
Premier Landscape Construction, LLC
Premier Landscape Construction is a an industry leader in high-end landscaping. We specialize in comprehensive landscapes, hardscapes, drainage, concrete, fences, and decks. We cater to clients seeking an unparalleled outdoor living experience, transforming ordinary spaces into breathtaking landscapes. Our expertise extends to designing and constructing luxurious outdoor environments that blend seamlessly with the natural surroundings, while also enhancing the appeal and functional aspects of any property. Our team of experts use the latest techniques and high-quality materials to ensure every project is exactly what you envision. Our services are tailored to meet the unique needs and preferences of our clientele. We pride ourselves on our commitment to excellence, attention to detail, and dedication to creating spaces that not only meet but exceed our clients' expectations.
Premier Landscape Construction is a an industry leader in high-end landscaping. We specialize in comprehensive landscapes, hardscapes, drainage, concrete, fences, and decks. We cater to clients seeking an unparalleled outdoor living experience, transforming ordinary spaces into breathtaking landscapes. Our expertise extends to designing and constructing luxurious outdoor environments that blend seamlessly with the natural surroundings, while also enhancing the appeal and functional aspects of any property. Our team of experts use the latest techniques and high-quality materials to ensure every project is exactly what you envision. Our services are tailored to meet the unique needs and preferences of our clientele. We pride ourselves on our commitment to excellence, attention to detail, and dedication to creating spaces that not only meet but exceed our clients' expectations.

GBD, LLC
GBD, LLC
Serving our community since 1997 New profile update. NOTE: We have been receiving a lot of small job requests “Labor for hire” and unfortunately we do not have the capability to support small labor jobs. GBD has new dependable equipment with the best operators in the biz. Our single day rate is on the lower percentage of surrounding Excavation Companies but having the best operators and equipment come with costs. If your project and budget is under 1500$ a small landscape Company is probably what your looking for. Feel free to ask if your project qualifies as we are always eager to support. Residential: Turn key excavation projects: New Home sites, Shops, Concrete Pads (ANY SIZE) / Clearing ( ANY SIZE) / Gravel parkinglots (ANY SIZE) / Driveways (ANY SIZE) . Make your property worth it's full potential by utilizing every inch! ( See Web site for details) Commercial/Residential : Turn Key inside building solutions: machinery pad solutions / High density concrete engineered pads / Vaults / Footings. 3 (new) excavators 0 emissions. New building site full earthworks start to finish. We are a small Family owned business that has been in business for 27 years through some tough economical times due to our foundation in which keeps our Co going. Moral Compass, Integrity, pride and punctuality. In 27 years of operation we have 0 leans 0 lawsuits 0 on job injuries. Our company is 4th generation construction ownership. Our values stem from the days where a hand shake and your word was bond. We have definitely found our place in SPS and our surrounding areas to support and build our tradition and values. With cost always a rise in Western Wa we pay close detail to our customers budget and ALWAYS stay honest to our selves and customers.
"I had a large, 100 year old, dairy barn that had collapsed. GBD visited the site, quoted a price to demo the structure. They showed up on time, completed all work as quoted, finished on time and billed exactly what was quoted. Great company to work with. I highly recommend them."
Paul F on March 2021
Serving our community since 1997 New profile update. NOTE: We have been receiving a lot of small job requests “Labor for hire” and unfortunately we do not have the capability to support small labor jobs. GBD has new dependable equipment with the best operators in the biz. Our single day rate is on the lower percentage of surrounding Excavation Companies but having the best operators and equipment come with costs. If your project and budget is under 1500$ a small landscape Company is probably what your looking for. Feel free to ask if your project qualifies as we are always eager to support. Residential: Turn key excavation projects: New Home sites, Shops, Concrete Pads (ANY SIZE) / Clearing ( ANY SIZE) / Gravel parkinglots (ANY SIZE) / Driveways (ANY SIZE) . Make your property worth it's full potential by utilizing every inch! ( See Web site for details) Commercial/Residential : Turn Key inside building solutions: machinery pad solutions / High density concrete engineered pads / Vaults / Footings. 3 (new) excavators 0 emissions. New building site full earthworks start to finish. We are a small Family owned business that has been in business for 27 years through some tough economical times due to our foundation in which keeps our Co going. Moral Compass, Integrity, pride and punctuality. In 27 years of operation we have 0 leans 0 lawsuits 0 on job injuries. Our company is 4th generation construction ownership. Our values stem from the days where a hand shake and your word was bond. We have definitely found our place in SPS and our surrounding areas to support and build our tradition and values. With cost always a rise in Western Wa we pay close detail to our customers budget and ALWAYS stay honest to our selves and customers.
"I had a large, 100 year old, dairy barn that had collapsed. GBD visited the site, quoted a price to demo the structure. They showed up on time, completed all work as quoted, finished on time and billed exactly what was quoted. Great company to work with. I highly recommend them."
Paul F on March 2021
The Covington, WA homeowners’ guide to excavation services
From average costs to expert advice, get all the answers you need to get your job done.

Digging a trench is usually the first step in a larger home project. Our trenching cost calculator breaks down the factors that affect the price tag of this job.

How much does it cost to demolish a house? Average prices for demolition vary based on home size, materials, and location. A partial demolition can make a project more affordable than a full house demolition. Keep reading for more.

The cost to re-level your mobile home depends on your home’s location, size, and whether it needs extra support. Read more about the cost of leveling your mobile home.

Who can dig a trench for you? You can rent trenching equipment for a simple job, but a local excavation company can help with tough ones. Here's how.

Discover what excavation is, the different types, and when it's needed in construction. Learn key insights for your next big home project.

Who installs trench drains? A local excavation company is best for the job, but a landscaper or plumber can also get it done. Here's how.
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- 🌱 "Mow a small front yard"
- 🛠 "Fix a leaking pipe under the sink"
- 🏠 "Repair shingles on an asphalt roof"