EX-21 6 ex21k093004.txt SUBSIDIARIES OF THE REGISTRANT Exhibit 21 HEADWATERS INCORPORATED Subsidiaries The ownership of each direct and indirect subsidiary is 100%, except where indicated below: Global Climate Reserve ---------------------- 1. Global Climate Reserve Corporation, a Utah corporation Headwaters Construction Materials --------------------------------- 1. Headwaters Construction Materials, Inc. (fka American Construction Materials, Inc.), a Utah corporation The following subsidiaries are part of the HCM Mortar & Stucco group: --------------------------------------------------------------------- HCM Mortar & Stucco Holding, LLC, a Utah limited liability company Best Masonry & Tool Supply, LP (fka Best Masonry & Tool Supply, Inc.), a Texas limited Partnership Dons Building Supply, LP, a Texas limited partnership HCM Mortar & Stucco Partner, LLC (fka ISG Partner, Inc.), a Utah limited liability company HCM Mortar & Stucco, Inc. (fka ISG Manufactured Products, Inc.), a Utah corporation HCM Utah, Inc., a Utah corporation The following subsidiaries are part of the HCM Block & Brick group: ------------------------------------------------------------------- HCM Block & Brick, LLC (HCM-BB), a Utah limited liability company HCM Block & Brick General, Inc., a Utah corporation HCM Block & Brick Partner, LLC, a Utah limited liability company HCM Block & Brick, LP, a Texas limited partnership HCM FlexCrete, LP, a Texas limited partnership Palestine Concrete Tile Co., LP, a Texas limited partnership The following subsidiaries are part of the HCM Stone group: ----------------------------------------------------------- Eldorado Stone LLC, a Delaware limited liability company Chihuahua Stone LLC, a Utah limited liability company Eagle Stone & Brick LLC, a Utah limited liability company Eldorado G-Acquisition Co., a Utah corporation Eldorado SC-Acquisition Co., a Utah corporation Eldorado Stone Acquisition Co., LLC, a Delaware limited liability company Eldorado Stone Corporation, a Washington corporation Eldorado Stone Funding Co., LLC, a Utah limited liability company Eldorado Stone Operations LLC, a Utah limited liability company HCM Stone, LLC (fka Eldorado Acquisition, LLC) L&S Stone LLC, a Utah limited liability company L-B Stone LLC, a Utah limited liability company Northwest Properties LLC, a Delaware limited liability company Northwest Stone & Brick Co., Inc., a Washington corporation Northwest Stone & Brick LLC, a Utah limited liability company StoneCraft Industries LLC, a Utah limited liability company Tempe Stone LLC, a Utah limited liability company Tapco ----- Tapco Holdings, Inc., a Michigan corporation Atlantic Shutter Systems, Inc., a South Carolina corporation Builders Edge, Inc. (fka Specialty Building Products International Corporation), a Pennsylvania corporation Comaco, Inc. (fka Kool-Vent Metal Awning Company of Pittsburgh), a Pennsylvania corporation Metamora Products Corporation of Elkland, a Pennsylvania corporation Metamora Products Corporation, a Michigan corporation MTP, Inc., an Ohio corporation Tapco Europe Limited (fka Landpride Limited), formed in the United Kingdom Tapco International Corporation, a Michigan corporation Vantage Building Products Corporation, a Michigan corporation Wamco Corporation, a Michigan corporation Headwaters Energy Services -------------------------- Headwaters Energy Services Corp. (fka Headwaters Clean Coal Corp), a Utah corporation Covol Engineered Fuels, LC, a Utah limited liability company Covol Services Corporation, a Utah corporation; Environmental Technologies Group, LLC, a Utah limited liability company, of which Headwaters Incorporated is a 50% member (and manager) Headwaters Synfuel Investments, LLC, a Utah limited liability company Headwaters Resources -------------------- Headwaters Resources, Inc. (fka ISG Resources, Inc.), a Utah corporation FlexCrete Building Systems, LC, a Utah limited liability company, of which HRI is a 90% member (and manager) Florida N-Viro L.P., a Delaware limited partnership, in which VFL is a 51.5% member Florida N-Viro Management, LLC, a Delaware limited liability company, of which VFL is a 52% member ISG Canada, Inc., formed in New Brunswick, Canada ISG Services Corporation (fka ISG Capital Corporation), a Utah corporation VFL Technology Corporation, a Pennsylvania corporation Headwaters Technology Innovation Group -------------------------------------- Headwaters Technology Innovation Group, Inc., a Utah corporation Degussa Headwaters LLP, formed in the United Kingdom, of which Headwaters Incorporated is a 50% member FT Solutions LLC, a Delaware limited liability company, of which HTI is a 50% member Headwaters Heavy Oil, LLC (fka Headwaters Heavy Oil, Inc.), a Utah limited liability company Headwaters NanoKinetix, Inc., a Utah corporation Hydrocarbon Technologies of Canada, Inc., formed in Alberta, Canada Hydrocarbon Technologies, Inc., a Utah corporation