Scott Anderson Elected President of ASCC

Scott Anderson, Vice President & General Manager of Keystone Structural Concrete has been elected President of The American Society of Concrete Contractors (ASCC) for a 2 year term (2015-2016). The ASCC is a non-profit organization dedicated to enhancing the capabilities of concrete contractors and those who build with concrete, and to providing them a unified  Continue Reading »

Safety Award

Keystone Concrete wins 2015 Safety Award

Keystone Concrete is proud to receive an award recognizing over 3 million hours without a lost-time injury. Amerisure and Brady Chapman Holland & Associates, Inc. (BCH) are pleased to recognize Keystone Concrete on its impressive safety record.  Keystone Concrete cares about continuous improvements in safety and goes beyond OSHA compliance with a safety program that focuses on keeping people safe every day. All  Continue Reading »

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Keystone Concrete Placement is a full service turnkey commercial concrete construction company with considerable knowledge and experience in the construction of commercial, industrial, institutional facilities, as well as, multi-family, custom home, and tract residential markets.

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Structural Concrete


Keystone Structural Concrete’s division was formed in 2000. Scott Anderson (VP) and Bryan Larson (Field Operation Manager) have successfully constructed over 250 million dollars in contracts over the last ten years.Client goals and expectations are never compromised.

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Mandolin Gardens


Key-scape’s team of project managers and field superintendents are dedicated to total quality management. The free flow of detailed information between all parties is essential to that goal. A total team effort is required for a successful project resolution. Key-scape has structured its organization to meet this goal.

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Texas homebuilders in Austin, Houston, and San Antonio expect high quality and that’s what Keystone delivers! For over 18 years, Keystone Concrete has earned its great reputation in the home building business by exceeding client’s expectations.

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Our company was formed in the state of Texas in 2001 as Stewart Builders, Inc. d.b.a. Keystone Site Work. Later in 2007 Keystone Site Work added site utilities to their service package to become a full civil construction company.

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Keystone’s safety program embodies the prevention of accidental injury, property damage, and occupational illness. No single feature of our work is of more importance. Keystone has been an OSHA Partner in safety since 2007. Our commit to safety has granted our company this prestigious partnership. Keystone is one of only two concrete contractors in the  Continue Reading »


Lorem Ipsum

Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It has survived not only five centuries, but also the leap into  Continue Reading »



Dedication and Team Attitude

Dedication and team attitude have made this project a success. Justin Boehm, Sr. Project Manager – Harvey Builders Keystone Team, I want to personally congratulate you on the major accomplishment celebrated today. Your dedication and team attitude have made this project a success. I am especially thrilled about the safety record. Thanks for all the  Continue Reading »


Houston Ballet Center for Dance Recognition

We are proud to have received these awards and know that it would not have been possible without Keystone Structural Concrete’s involvement. Warren S. Bellows IV, Ray Mancias & David K. Morris Houston Ballet Center for Dance recently won two awards: the AIA Houston 2012 Design Award for Architecture greater than 50,000 SF and the  Continue Reading »


Matt Pour – Job Well Done

Success of Pour was directly related to the well planned effort of your project team Lohn Zylicz, Vice President, D. E. Harvey Builders   I have had the opportunity to pour several mat foundations during my career and I can tell you that the one your company performed this weekend had to be the best  Continue Reading »


Commitment to High Standards

The project’s success would not have been possible without the professional approach and commitment to high standards… Henry M. Serry, Senior Vice President, Koontz McCombs Construction Hill Country Electric Supply was both a successful and a reqarding project – one in which Koontz McCombs Construction, Ltd. is very proud to have been part of.    Continue Reading »


Keystone Concrete Has Always Been Up for the Challenge

Keystone has all of the qualities and professionalism I look for when selecting a concrete subcontractor on our projects. John R. Dunn, Sr. Project Manager On behalf of Bartlett Cocke General Contractors, I would like to express how much we have enjoyed working with Keystone Concrete. Your company has all of the qualities and professionalism  Continue Reading »


Praises from the Beck Group

Keystone, because of their strong field supervision, competitive pricing, and ecellent spirit of cooperation should definitely be considered for any future turnkey concrete projects you may have. Mark Hutton, Project Manager Keystone Concrete worked for Beck on the Domain 2 project from about October 2008 through October 2009 performing the Turnkey Concrete Work for the  Continue Reading »


Keystone Made the Project a Success!

It was a true pleasure working with a company that values organization, customer service, and project completion as much as Brath, Inc. does. Keystone Concretes efforts played a major role in making the Riojas Elementary School Project a success. Mark Hutton, Project Manager Keystone Concrete recently completed the new Riojas Elementary School in Pflugerville, Texas  Continue Reading »


Team Player in creating a Safe Work Environment

As we are wrapping up the last few punch list items on our new Campus, I wanted to take a moment to express my appreciation for the efforts your team expended to make our new home such a special place. The entire ExxonMobil project team is filled with pride as we routinely hear from our  Continue Reading »


Quality of Leadership and Construction Team

I’m reaching out to affirm the quality of the leadership and construction team at Stewart Builders. Through the expansion and remodel of our new Alvin Junior High, Tommy B. and Steve K. led with precision, professionalism, and skill through the phasing and construction while assuring student safety. These men and this team represented Stewart Builders  Continue Reading »