Our customers rate us 4.9 out of 5on Google4.9 · Google reviews

Hours: 7am to 7pm, 7 days

A large concrete slab poured outdoors on red Upstate clay, with the site graded and framed around it
Ace Concrete Construction

Concrete Slab & Pad Contractors in Greenville, SC

We at Ace Concrete Construction pour flat, crack-controlled concrete slabs across Greenville and the Upstate. Shed and shop floors, garage slabs, patio slabs, and equipment pads, built by our own crews from the base up. Every slab is priced on site from our shop in Taylors, SC, and the estimate is free.

Last updated

4.9 · Google Reviews
  • SC licence RBS.65343
  • 20+ years in the trade
  • Free on-site estimates
  • Financing through Wisetack

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4.9 · Google Reviews

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RBS.65343SC builder licence
20+Years in the trade (September 2026)
4Upstate counties
40 miService radius from Taylors (August 2026)
15Technicians on our crews (August 2026)
4.9Google rating out of 5 (September 2026)

We at Ace Concrete Construction pour concrete slabs in Greenville and the Upstate, SC. We work out of 4706 Locust Hill Rd, Taylors, SC. We hold SC residential builder licence RBS.65343. We serve Greenville, Spartanburg, Anderson and Laurens counties.

A broom-finished concrete stairway with a metal pipe handrail at a commercial building
Concrete tear-out and repair work by our crew

How thick should a concrete slab in Greenville be?

Slab use Thickness How we reinforce it
Patio, porch, shed floor Set at the estimate for the load Wire mesh, compacted stone base
Garage floor, single vehicle Set at the estimate for the load Wire mesh or rebar, thickened edge, vapor barrier
Shop floor, heavy equipment, trucks Set at the estimate for the load Rebar grid, thickened edges, engineered base

We set the thickness and reinforcement at the free estimate, from the load the slab carries and the soil at your site. Our list of what to gather before a concrete slab estimate covers the photos and project details to have ready.

Building a detached garage or shop inside Greer city limits? Our guide to garage and shop slab rules in Greer covers the permit, setbacks and the pre-pour inspection.

Reviews

Concrete reviews from Greenville and the Upstate

Real Google reviews from customers across the Upstate.
Verified customer
Ace concrete was excellent. They did a wonderful job. Very great experience with the workers and was very surprised that the owner showed up at the job and he actually did smoothing of…
Google review
Verified customer
Ace installed a small patio on a sloping area requiring a poured concrete wall on one side. They removed the existing patio block structure and installed the concrete patio in one day. The results were fantastic…
Google review
Verified customer
Ace knocked it out the park for me on a large concrete driveway pour in Taylors, SC.…
Google review
Verified customer
Great job, the pad for our generator is perfect I highly recommend
Google review
Verified customer
I needed a 24' x 40' concrete floor for a metal building. After getting several quotes I decided to go with Ace Concrete Construction.…
Google review
Verified customer
Great work team was finished in a day and all the areas look great.
Google review

Read all our Google reviews

Slabs we pour around the Upstate

  1. Slab type

    Shed & shop floors

    Level, sealed floors for detached garages, workshops, and pole barns that have to hold tools, benches, and traffic.

  2. Slab type

    Patio & porch slabs

    Broom-finished or ready for a decorative topping, sized to your yard and sloped to drain away from the house.

  3. Slab type

    Garage floor slabs

    Poured to carry vehicles, with thickened edges and a vapor barrier under the pour. Pairs with our driveway and garage slab work. Garage and shop floors also have their own page: Garage, Shop & Carport Floors in Greenville & Upstate, SC.

  4. Slab type

    Equipment & utility slabs

    Bases for generators, tanks, and yard equipment that need a flat, load-rated pad. For AC and dumpster pads, see our concrete pad page.

How we build a concrete slab that stays flat on Upstate clay

Most slab failures trace back to the base and the joints, not the concrete itself. Here is the order we work in on every pour.

  1. Step : 01

    Ask, and we call you back

    Send the address and the slab you need poured through the form on this page or call 864-214-5271. Our office calls you back to book the visit.

    Concrete work we pour across the Upstate: driveways, garage and building slabs, stamped and decorative concrete, commercial concrete, industrial concrete, patios, and retaining walls.

  2. Step : 02

    Grade and compact the base

    We strip the topsoil, bring the sub-grade to the right height, and compact a stone base in lifts. On Upstate clay this step matters more than anywhere, because clay that was never compacted keeps settling under the slab.

  3. Step : 03

    Form, reinforce, and set the thickness

    Forms go in dead level. We reinforce with wire mesh or rebar depending on the load, add a vapor barrier where the slab is enclosed, and set the thickness to the use. A slab taking a vehicle or equipment gets a thicker pour and a thicker edge than a patio or a floor.

  4. Step : 04

    Pour, finish, and cut the joints

    We place a mix specced for the load, finish it to the surface you want, and cut control joints so the slab cracks along a clean line instead of across the middle. Then we let it cure before it takes any real load.

Slab, pad, or footing: which one is your project?

These three get mixed up on the phone all the time, and pouring the wrong one wastes money.

  1. Project type

    A slab

    A large flat surface you stand on, park on, or work on, such as a shop floor, a garage floor or a patio. That is this page, and basement floors have their own: Basement Slabs in Greenville & Upstate, SC.

  2. Project type

    A pad

    A smaller base built to hold one heavy thing in place, like an AC condenser, a generator, or a hot tub. Those live on our concrete pad page.

  3. Project type

    A footing

    Structural concrete below grade that carries a wall or a building. That is foundation work, on our foundation and retaining wall page.

    If you are not sure which one you need, tell us what is going on the concrete and we will spec it right the first time.

Concrete pads we pour

  1. Pad type

    AC & generator pads

    Level, stable bases for condensers and standby generators, sized to the unit and sloped to drain.

  2. Pad type

    Hot tub & spa pads

    Poured thicker and reinforced to carry a full spa, with a level surround that sheds water.

  3. Pad type

    Shed & storage pads

    A solid footprint for a shed, playset, or storage building that keeps it off the dirt and out of the mud.

  4. Pad type

    Dumpster & equipment pads

    Heavy-duty pads for businesses, built to take repeated loads. Part of our commercial concrete work.

We set a pad’s thickness at the free estimate, from the load it carries. An AC or small-shed pad gets wire mesh over a compacted base; a hot tub, generator, or playset pad gets rebar, a thickened edge, and a level surround; a dumpster or equipment pad gets a rebar grid and an engineered base. It cures before it takes traffic: the National Ready Mixed Concrete Association puts curing at typically 3 to 7 days (more in our FAQ).

More about concrete pads

What we ask before pouring a pad, so a rough idea is enough to get started:

What sits on it. The make and footprint of the AC unit, generator, or spa. That tells us how big the pad has to be and how thick to pour it for the load.

Where it goes. How our truck reaches the spot and which way the ground falls, so we can slope the pad to send water off it and away from the house or building.

What runs underneath. Any lines, conduit, or utilities near the spot, so nothing gets poured over that should stay reachable later.

We confirm all of this on-site at the free estimate.

Our work

What does a finished garage or building slab look like?

Each photo here shows a garage or building slab by our own crews.

A large foundation slab pour with masonry blocks staged nearby
Fresh concrete slab bordered by low block walls under a clear sky
A crew smoothing a large slab with a pump hose trailing across it
Fresh concrete slab bordered by subdivision homes under a cloudy sky
A slab pour in progress beside a red metal building with roll-up doors
A wide slab pour with a stepped-down notch section on a green hillside
Real-world example

What did a metal building floor customer say about us?

A short summary of a named Google review shown on this page, followed by the review’s own words.
24' x 40' metal building floor

Concrete floor for a metal building

One customer’s Google review describes needing a 24' x 40' concrete floor for a metal building and choosing Ace Concrete Construction after several quotes.

I needed a 24' x 40' concrete floor for a metal building. After getting several quotes I decided to go with Ace Concrete Construction. …
Verified customer · Google review
On the job

What does a garage or building slab pour look like on video?

A building slab from forms to finish: perimeter set, reinforcement placed, concrete placed and screeded, then floated and finished flat. Every slab is priced on site, and the estimate is free.

Concrete slab questions we hear in Greenville

It depends on what the slab carries: a slab that has to take a vehicle, a lift, or heavy equipment gets a thicker pour and a thicker edge than a patio or shed floor. We set the thickness at the estimate for the load, once we know the use and the soil, so you are not paying for concrete you do not need or living with a slab that is too thin.

Do you handle the base prep, or only the pour?

We do the whole job in-house. That means grading, hauling in and compacting the stone base, setting forms, placing reinforcement, pouring, and finishing. Base prep is where most failed slabs go wrong, so we do not leave it to someone else.

How do you stop a slab cracking on Upstate clay?

Upstate red clay swells when it is wet and shrinks when it dries, and that movement is what cracks slabs poured on a poor base. We control it with a properly compacted stone base, the right reinforcement, and control joints cut where cracks want to form, so the slab moves in the joints instead of across the surface.

How soon can I use a new slab?

Foot traffic comes first; for a vehicle or heavy equipment we ask you to wait until the concrete has cured enough to carry the load, and how long that takes depends on the mix and the weather. We give you the timeline for your pour when it is scheduled.

Do you pour garage, shop and pole-barn floors?

Yes. Garage floors, detached shop and workshop slabs, and pole-barn floors are core work for us across Greenville, Taylors, Greer, and the wider Upstate. If you are building the structure too, we coordinate the slab with your framer.

How do I get an estimate for a concrete slab?

Call us at 864-214-5271 or request a free estimate online. We come out, look at the site and the access, and give you a straight number and a timeline.

What strength should a Greenville concrete slab be?

Table R402.2 of the 2021 International Residential Code sets minimum 28-day compressive strengths for porches, carport slabs, steps and garage floor slabs at 2,500 to 3,500 psi, depending on how exposed to weather the site is. Which weathering level applies here is set by the jurisdiction's Table R301.2. These are code minimums, not a recommended mix.

Can you pour a hot tub or spa pad?

Yes. A spa or hot tub pad carries a lot of concentrated weight once it is full, so we pour it thicker than a standard patio slab and reinforce it to take the load without cracking. We set it level and slope the surround so water runs off.

Do you pour a concrete pad for a dumpster?

We do. Dumpster enclosures, loading pads, and equipment bases take heavy, repeated loads, so they get a thicker pour, a rebar grid, and a proper base. That is commercial work for us alongside our commercial concrete service.

How thick does a concrete pad need to be?

It depends on what sits on it. A pad carrying a hot tub, a generator, or equipment gets a thicker pour and reinforcement than a light-duty pad for a shed or an AC unit, and the thickness is set at the estimate for the load.

Does a concrete pad need a permit in Greenville County?

Some pads need a permit and some do not, depending on size, location, and what they support. We have poured enough of them around Greenville County to tell you what your project needs. Call 864-214-5271 and we will walk you through it.

A winding concrete walkway leading through grass down to a lake dock
Decorative stamped concrete we poured
Licence

Licensed concrete contractor in Greenville: who we are

We at Ace Concrete Construction pour concrete slabs in Greenville, SC. We work out of a shop at 4706 Locust Hill Rd in Taylors, SC. We serve Greenville, Spartanburg, Anderson and Laurens counties. We hold South Carolina residential builder licence RBS.65343. We have a member listing in the Home Builders Association of Greenville directory.
Service Areas

Concrete service areas around Greenville

We work from our shop at 4706 Locust Hill Rd in Taylors, SC across Greenville, Spartanburg, Anderson and Laurens counties, from our offices at 10 Accountants Circle, Suite 1B in Seneca, SC and 405 S Pine St, Suite J in Spartanburg, SC, and from an office in Asheville, NC.

Greenville, Spartanburg, Anderson and Laurens counties, SCAbout 40 miles out from our Taylors shop

Straight-line from our shop at 4706 Locust Hill Rd in Taylors, SC, Greenville sits about 10.6 miles out. Crews reach jobs along routes we already list on our service-area pages, including Poinsett Highway, Wade Hampton Boulevard and U.S. Route 276.

Free concrete slab estimates in Greenville

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  • Driveways
  • Patios & Outdoor Living
  • Decorative Concrete
  • Garage & Building Slabs
  • Foundation & Retaining Walls
  • Commercial Concrete
  • Industrial Concrete
  • Epoxy Flooring
  • Foundation Repair & Concrete Restoration

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4.9 · Google Reviews

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