Excavation Contractors Trusted by the Greater Seattle Community

Serving the Greater Seattle Since 1978

At ACES FOUR, we offer superior installation, repair, and cleaning of sewer and drainage systems in the Greater Seattle Area. We provide excavation and demolition expertise to both commercial customers in addition to residential ones throughout Washington.

seattle excavating contractors
Excavating Contractors - Seattle, WA

Trusted Since 1978 - Our Story

At Aces Four, we've been serving the Seattle region since 1978, growing into a trusted family-owned business. Our founders, Rick and Peggy Middlebrook, bring expertise in city inspection and customer service. With Rick Jr. now at the helm, we have a vision for ambitious growth while preserving our legacy.

Our in-house service crew, with 45 years of experience, proudly offers drainage, sewer, and excavation services. Our unwavering commitment to quality and employee well-being sets us apart. Count on our equipment, knowledge, and experience to get the job done right, every time.

Recently, Aces Four Enterprises has been able to expand its capabilities by partnering with Alex Babak and Illya Kovalevich. Aces Four now offers drainage, sewer, excavation in Seattle, WA

Clients Served
projects done
client rating

Transform Your Project with Our 4-Step Process

Our streamlined excavation process takes the stress out of your project with these four simple steps
sewer repair, draiin cleaning and more

Schedule Your Free Estimate:

We strive to understand your needs for sewer repair, drain cleaning, water line installation, and more. Our experts will inspect your property and discuss the details of the job to provide you with an accurate estimate.


Precise Estimate

We provide a detailed and customized estimate based on our assessment and product recommendations if necessary. Once approved, we proceed to schedule the work.


Commence the Project

We ensure that all necessary permits have been obtained before we get to work. Our dedicated project manager streamlines the entire process, keeping you informed at all times.


Quality Control Review

After the project's completion, we conduct a rigorous review process to ensure satisfaction. We address any necessary adjustments or changes, leaving your property clean and tidy.

Licensed, Bonded & Insured

Locally Owned & Operated

Scheduled & On-Time

Permits and Plans Review

From Sewer Line Repair to Demolition, we service the Greater Seattle Area

All-Inclusive Sewer & Utility Services

For nearly 45 years, ACES FOUR has provided honest, professional and reliable excavation services in Seattle as well as surrounding cities. We offer same-day appointments often available!
sewer installation and repair

Sewer Installation & Repair

Choose pipe lining or bursting for hassle-free sewer line replacements or repairs. Allow us to recommend the best-fit method for your project.
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drainage installation in seattle

Drainage Installation & Repair

From footing drain installations or repair to foundation waterproofing, trust us to safeguard your home from water damage
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drain cleaning and servicing

Drain Cleaning & Servicing

Experience swift & efficient resolution of blocked sinks, toilets, sewers, and showers with our professional drain cleaning and servicing expertise
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water line installation and repair

Water Line Installation & Repair

Address leaking or burst pipes quickly with our dedicated services. We specialize in water line replacement & installations, safeguarding your home or office from potential damage.
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underground utility installation and repair

Underground Utility Installation & Repair

Through excavation, we provide access to & management of underground utilities. From meter to property, we ensure seamless water and sewer line connectivity, including site preparation services.
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demolition service

Demolition Service

With 45 years of experience, we offer a seamless demolition service. We work closely with inspectors and remove concrete blocks without wasting materials post-demo.
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Speak with our specialist today about your project and schedule an estimate!
Excavation Contractors in Seattle, WA

Our Commitment to Our Customers

Each project we undertake is a commitment to cleanliness and efficiency; our work isn't complete until the site is spotless. Prior to breaking ground, our team carries out rigorous soil preparation and location research. Leveraging our extensive experience, this proactive approach paves the way for a smooth excavation process, mitigating issues such as unexpected flooding or excavation collapse. We ensure the use of optimal equipment for each distinct project. Conversely, the absence of such careful research may lead to significant delays, especially during city inspections.

excavation contractors
drainage repair in seattle
Project Management with City Inspectors

Communication with ACES FOUR

In addition to carrying out our fieldwork, we excel at making sure that inspectors and representatives of developments remain well informed. Even site logistics such as right-of-way traffic management never escape our attention, as we have dedicated crews expertly coordinating traffic to ensure projects progress unfettered. Experience the ACES FOUR difference - thorough, efficient, and always reliable.

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Request Free Estimate

For all your excavation, sewer repair, and demolition needs, let us help you get the job done right. Complete our free estimate form to speak with an expert today!

In-house Service Crew with 45 Years of Experience
Licensed, Insured, and Bonded
On Schedule & On-Time
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Read our customers' stories!

drainage repair
Call Them 1st. you won't be disappointed. Home Run Hitters everytime. Very organized & friendly office & dispatch. Want peace of mind that your job is done right. Don't worry, be happy that you did call them first! Perfect clean up when finished with your job.
Skip T. from Yelp
seattle sewer pipe repair
They have done an awesome job. I highly recommend Aces Four Co. They finished the job in 4 days. They make sure the insert is working well and holding before they are done. Showed me what they did and showed me the broken pipes.
Dubs Y. from Yelp
For a sewer, excavation, or demolition project, speak with our specialist today and schedule an estimate!