Mathew Wallace

Cerberus Capital Management LP (Cerberus) is a private equity firm founded in 1992 by Stephen A. Feinberg and William L. Richter. It is headquartered in New York.

PQ Corp. produces silicate, zeolite, and other performance materials. It serves the detergent, pulp and paper, chemical, petroleum, catalyst, water treatment, construction and beverage markets. The firm's products include lithium silicates, magnesium sulfate, sodium silicate liquids and solids. It also manufactures silica gel products for catalyst and anti-blocking applications and the zeolite products for adsorbent applications. The company was founded by Joseph Elkinton in 1831 and is headquartered in Malvern, PA.

Kellermeyer Bergensons Services LLC engages in the provision of facility services. It offers contract cleaning, floor care, technical services, exterior services, and integrated facility support services. The company was founded by Ken Sander and Mark Minasian in 2011 and is headquartered in Oceanside, CA.

H.I.G. Capital LLC (H.I.G Capital) is a private equity division of H.I.G. Capital LLC founded in 1993 by Sami W Mnaymneh and Anthony A Tamer. The firm is headquartered in Miami, Florida with offices in Europe, Latin America and Middle East.

Polymer Additives Holdings, Inc., also known as Valtris Chemicals, is a producer of specialty chemical additives, intermediaries, and precursors. The company is based in Independence, OH and has subsidiaries in the UK and the United States. The company offers a wide range of products and brands and provides company news and information about its various locations. Valtris Chemicals was founded in 1919, and Paul Angus has been the CEO since 2014.

Fox River Fiber Co. LLC manufactures de-inked recycled pulp using post-consumer wastepaper. Its products include printing and writing pulp, tissue pulp, FDA compliant pulp and logistics. The company is headquartered in De Pere, WI.

Cyanco Holding Corp. supplies products to the mining industries. The company was founded in 2008 and is headquartered in Reno, NV.