David S. Ulmer

Headwaters, Inc. engages in the manufacturing of building products for the residential construction residential remodelling, commercial and institutional construction industries. The company segments: building products and headwaters construction materials. Its products include architectural stone, resin-based exterior siding accessories such as specialty siding and shutters; roofing, trim board, decking, railing concrete block, and various other building products. The company was founded in 1995 and is headquartered in South Jordan, UT.

Boral Building Products, Inc. designs, manufactures, and distributes commercial and residential construction products. It offers shutters, decking, foundry specialty sidings, lumbers, and construction components. The company was founded in 1961 and is headquartered in Wixom, MI.

Part of Curtiss-Wright Corp., TAPCO International Inc. designs, manufactures, and distributes accessory products and professional installation tools for the remodeling and new construction of residential exteriors. The company is based in Houston, TX. TAPCO International was acquired by Curtiss-Wright Corp. from Triten Corp. on December 03, 2002 for $10.50 million.

OX Engineered Products LLC manufactures structural sheathing and thermal insulation building products. The firm provides alternative laminated fibrous board sheathing solutions; and also produces structural and non-structural polyisocyanurate foam sheathing products. It serves both residential and commercial end markets. The company is headquartered in Constantine, MI.