Alûstre™ Competitors

Spectrum is a suite of advanced communications services offered by Charter Communications, Inc. (NASDAQ: CHTR), theleading internet and video provider in the nation and the fastest growing mobile company in our footprint, with services available tomorethan 70millionhomes and businesses across 45states. Supported by our 100% U.S.-based employees,* we are America's Internet Company®. More information about Charter can be found at corporate.charter.com *At close of the Cox acquisition, Spectrum announced that over the next 18 months, it will fully return legacy Cox's customer service function to the U.S.

CertainTeed®, a subsidiary of Saint-Gobain, is North America’s leading brand of sustainable exterior and interior building products. Headquartered in Malvern, Pa., CertainTeed has helped shape the building products industry for more than 100 years, through the responsible development of innovative and sustainable building products. Founded in 1904 as General Roofing Manufacturing Company, the firm's slogan "Quality Made Certain, Satisfaction Guaranteed," quickly inspired the name “CertainTeed." A subsidiary of Saint-Gobain, the world’s largest building products company, CertainTeed® is North America’s leading brand of exterior and interior building products, including roofing, siding, fence, decking, railing, trim, insulation, gypsum and ceilings. CertainTeed and its affiliates proudly have a staff of more than 6,300 employees and operate more than 60 manufacturing facilities throughout the United States and Canada. For five consecutive years, the company has received top honors from the U.S. Environmental Protection Agency for its contributions in protecting the environment and was most recently the recipient of the 2013 ENERGY STAR Sustained Excellence Award. The group had total sales of approximately $3.4 billion in 2016. www.certainteed.com Quality made Certain, Satisfaction guaranteed http://www.CertainTeed.com Visit the CertainTeed Building Knowledge Blog http://blog.certainteed.com

At Kingspan, we're on a mission to transform the built environment through inspiration, innovation and insight. As the global leader in high-performance insulation and building envelope solutions for the construction market, our ultimate goal is to improve building performance and contribute to a more sustainable, energy-efficient future for our customers and the environment.