D. Andrew Bonham

W.R. Grace & Co. engages in the production and sale of chemicals and materials. It operates through the Grace Catalysts Technologies and Grace Materials Technologies segments. The Grace Catalysts Technologies segment includes catalysts and related products and technologies used in refining, petrochemical and other chemical manufacturing applications. The Grace Materials Technologies segment consists of specialty materials, including silica-based and silica-alumina-based materials, used in coatings, consumer, industrial, and pharmaceutical applications. The firm specializes in chemical processing, coatings and inks, food and beverage, general industrial, nutraceutical, personal care, pharma, and plastics industries. The company was founded by William Russell Grace in 1854 and is headquartered in Columbia, MD.

GCP Applied Technologies (UK) Ltd. provides specialty construction chemicals and materials. It offers concrete admixtures and technologies and fibers, architectural concrete products, liquid pigments for colored concrete, cement processing additives, concrete masonry products, air barriers, roofing underlayment, residential building materials, structural waterproofing systems, fire protection products, leak sealing and geo-grouting solutions, and high strength structural grouts and mortars. The company was founded on November 13, 1958 and is headquartered in Slough, the United Kingdom.

AlliedSignal, Inc. manufactured aerospace products. It offered aerospace and automotive parts, chemicals, fibers, plastics, and advanced materials. The company was headquartered in Morristown, NJ.

GCP Products (UK) Ltd. provides construction chemicals and materials. It offers concrete admixtures and fibers, architectural concrete, liquid pigments for colored concrete, cement processing additives, concrete masonry, air and vapor barriers, roofing underlayments, self-adhered window, door and deck flashings, structural waterproofing systems, and fire protection products. The company was founded on October 1, 1997 and is headquartered in Slough, the United Kingdom.

Nortek, Inc. manufactures and distributes building ventilation products for residential and commercial applications. Its products include air quality & home solutions, residential & commercial HVAC, custom & commwecial air solutions, security, control, egonomic & productivity solutions, audio, video and control solutions. The company was founded in 1967 and is headquartered in Providence, RI.

GCP Applied Technologies France SAS provides products and technology solutions for the construction chemicals, specialty building materials, and coatings industries. The company was founded on December 12, 1997 and is headquartered in Epernon, France.