EX-21 3 a2222212zex-21.htm EX-21
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Exhibit 21

Headwaters Incorporated Subsidiaries

Allmet Roof Products, Ltd., a British Columbia, Canada corporation    
Atlantic Shutter Systems, Inc., a South Carolina corporation    
Chihuahua Stone LLC, a Utah limited liability company    
Covol Engineered Fuels, LC, a Utah limited liability company    
Covol Fuels No. 2, LLC, a Utah limited liability company    
Covol Fuels No. 4, LLC, a Utah limited liability company    
Covol Fuels No. 5, LLC, a Utah limited liability company    
Covol Fuels Alabama No. 3, LLC, a Utah limited liability company    
Covol Fuels Alabama No. 4, LLC, a Utah limited liability company    
Covol Fuels Alabama No. 5, LLC, a Utah limited liability company    
Covol Fuels Alabama No. 7, LLC, a Utah limited liability company    
Covol Fuels Rock Crusher, LLC, a Utah limited liability company    
Covol Fuels Chinook, LLC, a Utah limited liability company    
Dutch Quality Stone, Inc., an Ohio corporation    
Eldorado SC-Acquisition Co., a Utah corporation    
Eldorado Stone Acquisition Co., LLC, a Utah limited liability company    
Eldorado Stone Funding Co., LLC, a Utah limited liability company    
Eldorado Stone LLC, a Delaware limited liability company    
Eldorado Stone Operations LLC, a Utah limited liability company    
Eldorado Stone Philippines, Inc., a Philippines corporation (99% ownership)    
Entegra Holdings, LLC, a Utah limited liability company    
FlexCrete Building Systems, LC, a Utah limited liability company    
Gerard Roof Products, LLC, a Utah liability company    
HCM Stone, LLC, a Utah limited liability company    
HCM Louisiana, LLC, a Utah limited liability company    
HCM Utah, LLC, a Utah limited liability company    
Headwaters CTL, LLC, a Utah limited liability company    
Headwaters Construction Materials, LLC, a Texas limited liability company    
Headwaters Construction Materials, Inc., a Utah corporation    
Headwaters Energy Services Corp., a Utah corporation    
Headwaters Heavy Oil, LLC, a Utah limited liability company    
Headwaters Plant Services, Inc., a Utah corporation    
Headwaters Resources, Inc., a Utah corporation    
Headwaters Resources Limited, a New Brunswick, Canada corporation    
Headwaters Services Corporation, a Utah corporation    
Headwaters Technology Innovation Group, Inc., a Utah corporation    
L-B Stone LLC, a Utah limited liability company    
Piedras Headwaters, S. de RL de CV, a Mexican limited liability variable stock company    
Quarry Stone, LLC, a Utah limited liability company (50% ownership)    
Roof Tile Acquisition, LLC, a Delaware limited liability company (80% ownership)    
Stonecraft Manufacturing, LLC, an Ohio limited liability company    
T&S Newco, LLC, a Delaware limited liability company (40% ownership)    
Tapco Europe Limited, a United Kingdom corporation    
Tapco International Corporation, a Michigan corporation    



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