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National Concrete Services Inc is a Channelview, TX-based company in the Real Estate and Construction sector.
Abbott Awnings is a Santa Ana, CA-based company in the Real Estate and Construction sector.
American Underlayment Systems is a West Sacramento, CA-based company in the Real Estate and Construction sector.
Castillo Construction Co is a Imperial, CA-based company in the Real Estate and Construction sector.
Largo Concrete, Inc. is a full service structural concrete contractor. We have been a privately held business for over 25 years with over 1,450 employees. Past President and Post-Tensioning Hall of Fame inductee, Hal Long, has long been recognized as a pioneer of post-tensioning and brings over 50 years of experience in construction. Mark Carnathan Vice President and owner and Ken Long- President and owner, head the Northern and Southern California divisions, respectively. Co-founder Mark Carnathan has 28 years of concrete construction experience and Ken Long has been with the firm for 20 years.