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Septic Installation Service

Septic System and Design

We will work hand in hand with the local Health Department to meet their requirements as well meet client needs for the size and type of septic system that will be most beneficial to the property and client.

We offer comprehensive installation services for a septic system to ensure that the newly constructed can withstand the tests of time and meet all the local regulations. Our experience and use of state-of-the-art equipment are proportionate in practicing expert handling of all facets of septic system installation, from initial site evaluation to final inspection.

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Why Cullison
Excavating to Install Your Septic System?

30+

Years of Experience

60+

Five-Star Reviews

Experienced & Licensed

Our staff has full license and insurance coverage and an effective history of installing septic systems.

Full-Service

We do everything from site evaluation and permitting to the final testing, excavation, and installation.

Tailored Solutions

We approach each property with an open mind and customize services to specific property needs and soil conditions.

Quality Materials & Workmanship

High-quality materials and workmanship are used with utmost care in the construction of an effective system for durability and longevity.

Competitive Costs & Clear Communication

We provide competitive prices and ensure that you are updated on all stages of applying for an installation.

Additional Services

Septic System Size & Design

Septic System Size & Design

We will find the best size septic system based on the number of bedrooms in your house and the expected wastewater flow.

Septic Installation Service Soil Conditions

Soil Conditions

We have worked with diverse soil types to achieve the system's required percolation or soakage and functionality.

Septic Installation Service Regulations & Permits

Regulations & Permits

We handle all the local regulations and permits for septic system installation.

Slow Drains

Best Available Technology (BAT) Septics

Highly trained and experienced for BAT installs and maintenance required by manufacturer and state regulations.

Septic Installation Service Long-Term Maintenance

Long-Term Maintenance

We strive to be sure our clients understand their septic systems, how they work, and what is needed to maintain the system for longevity.  We are also here for all future maintenance and repairs. 

Office staff is well versed in helping homeowners
navigate and secure funds through the BRF Grant

Resource: Bay Restoration Fund (maryland.gov)

From Start to Finish, We’ve Got You Covered

Need Immediate Assistance?
Contact Us Now for 24/7 Emergency Services!

Our Installation
Process for Septic Systems

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Consultation

We will conduct a primary consultation at your property to estimate your needs and explain the septic system installation process.

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Site Evaluation & Permitting

We will conduct a thorough site evaluation to best establish the location and size of a septic system. We also obtain any required permits from local authorities.

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The Excavation

With top-notch machinery for the job, we will carefully dig out the trenches and pits to install the septic system components.

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Septic Tank Installation

We will locate the septic tank according to the manufacturer's specifications for the proper location to ensure proper operation is achieved.

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Drainfield Installation

We will install a usable drainfield system to properly discharge treated wastewater into the surrounding soil.

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System Testing and Acceptance

After the building is completed, we will conduct a thorough system test and, hold the final inspection and pass with the assistance of the local authorities.

Need Immediate Assistance?
Contact Us Now for 24/7 Emergency Services!

Homeowner Septic
System Training
Materials Now Available!

Homeowner Training Materials

Ensure the longevity and safety of your Septic system

Cullison Excavating, LLC is proud to provide access to FREE homeowner training materials, developed by NOWRA in partnership with the US EPA and RCAP. These resources are designed to help property owners with onsite wastewater treatment systems (OWTS) maintain their systems effectively, ensuring environmental and human health.

Learn essential tips, maintenance practices, and troubleshooting techniques for your septic system. This interactive training is available online through NOWRA’s Learning Academy, covering topics such as:

Sewage treatment basics

OWTS management and safety

Home management tips

Troubleshooting common issues

What Clients Say
137 Total Reviews
★★★★★
5
★★★★★
11.03.2026
Cheryl Wyatt

I knew virtually nothing about septic systems and was under the impression that if it’s not causing a problem, it’s good. During a discussion with friends, I learned I should have had it pumped out every 3-5 years!! I filled...

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★★★★★
10.29.2026
Michael Wehausen

Needed septic pumped. Called and spoke to a very nice lady. Spoke about availability and settled on next day service. Cowboy showed up early morning. Once the septic was pumped, Cowboy advised us of tree root penetration in tank and...

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★★★★★
10.27.2026
Leah Anthony

The work was done beyond expectations. The person I want to thank is Jessica! She made this so easy and convenient. She is diligent, comprehensive, knowledgeable, and wonderful to work with! She made the entire experience a breeze!!!...

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★★★★★
10.25.2026
Rita Eversberg

Professional, polite, patient, informative!...

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★★★★★
10.25.2026
D Mumbert

Folks in the main office explained soil getting wet and why they had to check (dryness) before delivering bulk materials. Andrew the driver, drove around underground hazards (septic tank) and delivered the materials exactly where needed. Great service....

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★★★★★
10.23.2026
Carol Leal

The technician came out to care for our septic system and was terrific! He inspected the system and explained everything we need to be doing to keep the system healthy and running. Prices are very reasonable. Recommend Cullison highly....

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Reach Out to Cullison Excavating, LLC

Are you looking for a reliable, professional septic system installation company? Look no further than Cullison Excavating! Please request your consultation today so we can discuss how to meet your septic system needs. We are dedicated to providing great service and will offer customized solutions to your needs. 

Location

ADDRESS

24380 Hollywood Rd
Hollywood, MD 20636