The following companies are subsidiares of Mueller Industries: ATCO Rubber Products, ATCO Rubber Products Inc., Aegis Oil and Gas Leasing Ltd., Amwest Exploration Company, Arava Exploration Company, Arava Natural Resources Company Inc., B & K Industries Inc., B&K Industries, B&K LLC, Bayard Mining Corp., Canco Oil & Gas Ltd., Carpentertown Coal & Coke Company, Changzhou Mueller Refrigerant Valve Manufacturing Co. Ltd., Climate Components LLC, DENO Holding Company Inc., DENO Investment Company II Inc., DENO Investment Company Inc., Die-Mold Tool Limited, Extruded Metals, Extruded Metals Inc., Great Lakes Copper Ltd., H&C Flex, Halstead Industries, HeatLink Group, Heatlink Group Inc., Heatlink Group USA LLC, Howell Metal Company, Itawamba Industrial Gas Company Inc., Jungwoo Metal Ind. Co. LTD, Jungwoo Metal Ind. Co. Ltd., Kessler Sales & Distribution, Kessler Sales & Distribution LLC, King Coal Company, Leon Water Enterprises Inc., Lincoln Brass Works, Lincoln Brass Works Inc., Linesets, Linesets Inc., MA Industrial Secured Lending LLC, MII Financial Corporation, Macomber Building and Land Corporation, Macomber Construction Company, Macomber Incorporated, Micro Gauge, Micro Gauge Inc., Microgauge Machining Inc., Mining Remedial Recovery Company, Mueller Advanced Connections LLC, Mueller Brass Co., Mueller Brass Forging Company Inc., Mueller Brass Holding Company Inc., Mueller Canada Holding Co. Ltd., Mueller Casting Company Inc., Mueller Comercial de Mexico S. de R.L. de C.V., Mueller Copper Tube Company Inc., Mueller Copper Tube Products Inc., Mueller East Inc., Mueller Europe Investment Company Ltd., Mueller Europe Limited, Mueller Fittings Company Inc., Mueller Fittings LLC, Mueller Formed Tube Company Inc., Mueller Impacts Company Inc., Mueller Industrial Realty Co., Mueller Industries Trading (Shanghai) Co. Ltd., Mueller LBHC Inc., Mueller Middle East, Mueller Middle East B.S.C., Mueller Packaging LLC, Mueller Plastics Corporation Inc., Mueller Plastics Holding Company Inc., Mueller Press Company Inc., Mueller Refrigeration Holding Company Inc., Mueller Refrigeration LLC, Mueller Refrigeration Products Company Inc., Mueller Southeast Inc., Mueller Streamline, Mueller Streamline China LLC, Mueller Streamline Co., Mueller Streamline Holding S.L.U., Mueller Streamline II LLC, Mueller Streamline Trading LLC, Mueller Tool and Machine Inc., Mueller de Mexico S.A. de C.V., Muellux Holding Company I SARL, Muellux Holding Company II SARL, NICNA Mexico Servicios S. de R.L. de C.V., Overstreet Hughes, Overstreet-Hughes Co. Inc., PexCor, Precision Tube Company LLC, Propipe Technologies, Propipe Technologies Inc., Sherwood Valve LLC, Sherwood Valve Products Inc., Shoals Tubular, Southland Pipe Nipples Company Inc., Summit Systems Inc., Tecumseh Products Co., Tecumseh Products Holdings LLC, The Mosack Group LLC, Tube Forming, Turbotec Products, Turbotec Products Inc., U.S.S. Lead Refinery Inc., USSRAM Exploration Company, United States Fuel Company, Vemco Brasscapri, WTC HoldCo I LLC, WTC HoldCo II LLC, WTC Holding Company, Washington Mining Company, Westermeyer Industries, Westermeyer Industries Inc., and White Knob Mining Company.