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Septic Tank

Knight’s Septic produces, delivers and installs state-of-the-art septic systems and grease traps.

Redi-Mix

Our pre-mixed concrete is ready for your next residential, commercial or utility project.

Precast

Save time, money and frustration by using our precast structures, from curb inlets to catch basins.

Trucking

Never worry how your materials will get there with our own fleet and experienced drivers.

Pumping

No more hauling wet concrete from truck to site. Let our team pump it where you need it.

Septic Tank

Knight’s Septic produces, delivers and installs state-of-the-art septic systems and grease traps.

Redi-Mix

Our pre-mixed concrete is ready for your next residential, commercial or utility project.

Precast

Save time, money, and frustration by using our precast concrete structures from curb inlets to catch basins.

Trucking

Never worry how your materials will get there because we have our own fleet and experienced drivers.

Pumping

Never worry how your materials will get there because we have our own fleet and experienced drivers.

Concrete is meant to last.

So it better be right.

Family owned and operated since 1969, Knight’s has grown under the watchful eye of Bud Knight from one man with a pump truck to four related businesses offering septic, concrete, and trucking services to customers throughout South Carolina, North Carolina and Georgia.

Employing only certified quality control workers and engineers, Knight’s upholds the highest standards in all aspects of the business, from machine manufacturing to on-site installation, while staying focused on its most important asset – the customer.

High Rise constuction site

Our Columbia Concrete Plants

Knight’s Companies currently operates four concrete supply plants in Columbia, SC. We can currently distribute concrete from our Irmo, Pineview and Blythewood plants. Our Lexington batching plant is coming soon. We have been a ready mix concrete supplier in Columbia since 2016 and we only use the best suppliers and vendors to assure you get the highest quality concrete possible.

Just a few of our Industry Partnerships & Reputable Associations

Knight's News

After recruiting her for a year and a half, Knight’s Companies finally signed on Esther Jones as its first female welder.

Times are changing, and gender diversity is starting to make headway into blue collar jobs. Jones says she isn’t just a pretty face; she’s a young, talented and hardworking welder who was trained at the Dorchester County Career and Technology Center.

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Let's start a project together!