1920 – The DuBois Soap Company is founded by T.V. DuBois in Cincinnati, Ohio. Established in a small four story structure adjacent to the Ohio River, the fledgling operation manufactures soap chips and powders for the city’s growing restaurant trade with a goal of "Sell – Service – Satisfy."
1940 – DuBois survives the Great Depression in good financial condition and begins to expand its restaurant soap line to encompass industrial, maintenance and transportation cleaning products.
1964 – DuBois product lines continue to grow with the key additions of water treatment and polymer lubricant products.
1968 – DuBois expands its future capabilities, building a state of the art research and manufacturing facility in Sharonville, Ohio.
1986 – DuBois forms a separate sales division to focus on the pulp and paper industry based on the success of DuBois products in that industry.
1990 – DuBois grows to become one of the largest distributors of cleaning chemicals in the United States with sales in excess of $275 million.
2009 – Blendco Systems, LLC becomes a wholly owned subsidiary of DuBois Chemicals. Based in Bristol, Pa., Blendco manufactures detergents, polishes and protectants for the carwash industry for more than 30 years.
2010 – DuBois acquires Perkins Products, a manufacturer of industrial lubricants. Perkins Products is based in Bedford Park, Illinois and has been servicing customers since 1983.
2011 – DuBois acquires Mitco, Inc., a manufacturer of specialty chemical water and wastewater management products. Mitco is based in Grand Rapids, Michigan and was founded in 1949.
2012 – DuBois acquires Galaxy Associates. The companies are not merely geographically close, they also share similar products and serve many of the same markets.
2014 – DuBois acquires Angler Industries. This increases the DuBois market share in the Northeast while expanding access to Angler’s metalworking fluids and specialty cleaning products to a broad international market.
2014 – DuBois acquires American Finishing Resources. The acquisition combines DuBois paint pretreatment expertise with AFR’s coating line fixtures, material handling and coating removal solutions.
2015 – DuBois acquires Heatbath Corporation. The acquisition combines DuBois paint pretreatment, cleaning and metalworking expertise with Heatbath’s innovative and proven heat treating and metal finishing proficiency.
2015 – DuBois Chemicals, Inc. has completed the acquisition of C.A.R. (Complete Auto Restoration) based in Holyoke, Massachusetts. C.A.R. is an innovative manufacturer of cleaning and detail products for the automobile market.