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 Columbian Steel Tank Logo 1893
Columbian Steel Tank Company was founded in Kansas City, Missouri.
 Columbian Vapor Tank 1916
Columbian Steel Tank Company introduces bolted steel storage tanks for petroleum storage.
 Columbian Horse Drawn 1918
Black, Sivalls & Bryson of Kansas City enters the bolted steel tank business
 Tanks of the World 1921
Columbian Steel Tank Company announces 20,000 tanks sold into 14 countries and introduces "Tanks for the World" identity
 API-12B 1929
API introduces API-12B bolted tank standard with Columbian Steel Tank Company leading the way as monogrammed manufacturer of API-12B tanks.
AO Smith 1936
AO Smith establishes porcelain enamel process and develops a glass-lined water heater
Aquastore Logo 1939
AO Smith launches Aquastore brand of glass-fused-to-steel tanks for water storage.
Harvestore Logo 1949
AO Smith creates Harvestore Products Company to market the glass-fused-to-steel bolted tank technology in the agriculture market
 Buckminster Fuller 1964
Temcor, Inc. founded in California. Buckminster Fuller, the man who invented the geodesic dome, serves on Temcor's Board of Directors.
 Slurrystore Logo 1967
Harvestore Product Company launches the Slurrystore liquid waste storage tank brand.
 TecTank Logo 1970
Bolted tank division of Black, Sivalls & Bryson acquired by Fred Braun who renames the business TecTank
Vulcan Tanks 1974
Vulcan Tanks, Ltd. in the United Kingdom is founded.
Peabody TecTank 1975
TecTank acquired by Peabody International and becomes PeabodyTecTank
Conservatek logo 1977
Conservatek Industries, Inc. founded in Conroe, Texas
 Trico Industries Ltd 1980
Trico Industries acquires Columbian Steel Tank Company and renames the company Trico Columbian
 Columbian Steel Tank Logo 1989
Trico Industries sells Columbian division to Don Wagner who re-establishes the original company name Columbian Steel Tank Company
 AO Smith Engineered Storage Products 1996
AO Smith purchases PeabodyTecTank and merges it with Harvestore Products Company creating AO Smith Engineered Storage Products Company
CST Industries 2000
CST Industries, Inc. formed with Columbian Steel Tank Company as its initial base business
 ESPC Logo 2001
CST Industries, Inc. acquires AO Smith Engineered Storage Products Company
 CST Vulcan Logo 2002
CST Industries, Inc. acquires Vulcan Tanks, Ltd. In the United Kingdom establishing its first international manufacturing location
The Sterling Group 2006
The Sterling Group acquires CST Industries, Inc.
Conservatek logo 2008
CST Industries, Inc. acquires Conservatek Industries, Inc.
CST Industries, Inc. acquires Temcor, Inc.
 HydroTec Logo 2009
Columbian TecTank lanuches the HydroTec, PetroTec and BulkTec brands of epoxy coated storage tanks
Weaver 2010
CST Industries, Inc. acquires Weaver Reclaimers
CST Storage 2010
CST Industries, Inc. combines Columbian TecTank and Engineered Storage Products divisions to create CST Storage
CST Covers 2011    
CST Industries, Inc. combines Temcor and Conservatek Industries divisions to create CST Covers
CST Power 2012    
CST industries, Inc. launches the CST Power division to service the unique product and service needs of global Power Market customers
OptiDome Logo 2016    
CST Industries, Inc. launches the OptiDome flush batten dome as the standard dome design for the municipal market
TecTank 2016    
CST Industries, Inc. launches TecTank FP, a jackable flat panel bolted tank for the Dry Bulk marketplace