Armstrong: a timeline

Armstrong: A timeline

Our sustainability progress through the years

From the creation of the company’s first product from cork scrap, sustainability has been woven into Armstrong World Industries’ history. Learn more about our key milestones below.

1860 – Thomas Armstrong starts a cork stopper company in Pittsburgh, Pennsylvania, with a promise of quality under the motto, “Let the buyer have faith.” 

1890s – Armstrong is one of the largest cork suppliers in the world. Armstrong World Industries is formed after Thomas Armstrong realizes a 65% scrap rate, and recognizes an opportunity, since cork is acoustical and absorbs sound. He embraces what later comes to be referred to as the 3 R’s – reduce, reuse, recycle. 

1909-1931 – Introduces innovations in employee benefits, including free dental services, extra pay for overtime, labor-management relations, paid vacations and group life insurance. 

1963 – Introduces suspended ceiling systems. 

1980 – Begins to use recycled streams of mineral wool and newsprint, instead of new materials, to make ceilings. 

1993 – Becomes a founding member of U.S. Green Building Council. 

1999 – Begins the ceiling-tile recycling program. 

2007 – Obtains LEED Platinum certification for headquarters, recertified in 2014, Gold for 2020. 

2009 – Becomes first ceilings manufacturer  to close the loop, using recycled ceiling tile to make new products in Armstrong’s Ceiling-2-Ceiling™ program. 

2012 – Obtains first ceiling-industry Environmental Product Declarations. 

2016 – Launches SUSTAIN®  product line, the industry’s first portfolio of high-performing, sustainable ceiling solutions. Armstrong World Industries and Armstrong Flooring, Inc. separate into two companies. 

2018 – TECTUM® Wood Fiber Ceiling and Wall Panels, part of our SUSTAIN® product line, becomes the first and only acoustical solution to achieve Living Product Challenge™ Imperative Certification. 

2020 – Launches Armstrong’s 2030 Sustainability Goals. 

Please see the PDF report for a more detailed timeline. 


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