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Business ProfileConcrete & Masonry Contractors in Schertz, Texas

Keystone Concrete

Listed in Schertz 4.40 (21 reviews)(210) 651-4055

Keystone Concrete

Keystone Concrete is a concrete placement contractor based in Schertz. Its structural division has multiple hydraulic self-jacking formwork systems.

Last Updated October 3, 2026.

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Business Highlights
  • Family-owned and operated.
  • It owns a concrete pump fleet.
  • It has a material and equipment yard at each of its locations.
  • Its structural division says it has never missed a schedule.
  • It says workers on site receive at least OSHA 10 and silica training.
  • It uses ACPA-certified pump operators.
Service Area

Houston, Austin, San Antonio and College Station.

Active Business Listing

Keystone Concrete is one of 7 concrete & masonry contractors ProsGrade lists in Schertz, Texas.

Active
Public local listing
Listing details

3 services listed: Structural concrete, Commercial concrete construction and Residential concrete placement. Open weekdays, closed on weekends. Rated 4.4 from 21 reviews.

  • Verified listing details
  • Service information
  • Customer review signals
  • Photo gallery
  • Public contact information
  • Published local profile

How This Business Compares

How Keystone Concrete compares with the other 6 concrete & masonry contractors on ProsGrade in Schertz, using public Google ratings and review counts.

  • One of 7 Schertz concrete & masonry contractors on ProsGrade.

Services Covered

3 services
  • Structural concreteVertical concrete; placing booms, Liebherr tower cranes and steel and aluminum shoring posts.
  • Commercial concrete construction
  • Residential concrete placementCustom home foundations, master plan communities, large additions and flatwork.

Reviews

What customers say

One reviewer described the personnel as “Very nice personel”. Another customer said Keystone had still not returned to fix problems left after a foundation blowout, and described the jobsite as a complete mess and the foundation as terrible.

Customer Reviews

Daniel Schuyler

I am not pleased at all with the status of our project with Keystone. We had a foundation placed a few months ago and they still have not been back out to fix the issues that they left when they had a blow out. They left the jobsite a complete mess and the foundation looks terrible. I would not recommend this company to anyone.
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Victor Sendejo

Good

Jennifer Espinosa

Very nice personel

Enrique Maldonado

My company, to which I belong. For the last 10 years.

Pablo Mmartinez

One of the largest construction companies in San Antonio, TX

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Frequently Asked Questions

How long does Keystone's residential team answer questions?

It says customers can bring questions to its teams from preconstruction through the warranty period.