Exhibit 21.0
MUELLER INDUSTRIES, INC.
List of Subsidiaries
| | | | | | | | |
| | | State or Country |
| Subsidiary* | | of Incorporation |
| | | |
| ATCO Rubber Products, Inc. | | Michigan |
| Mueller Brass Holding Company, Inc. | | Delaware |
| Mueller Brass Co. (Assumed name: Mueller Brass Products) | | Michigan |
| Extruded Metals, Inc. | | Delaware |
| Mueller Advanced Connections, LLC | | Delaware |
| Mueller Industrial Realty Co. | | Michigan |
| Itawamba Industrial Gas Company, Inc. | | Mississippi |
| Mueller Plastics Holding Company, Inc. | | Ohio |
| Mueller Plastics Corporation, Inc. | | Delaware |
| Mueller Brass Forging Company, Inc. | | Delaware |
| Mueller Copper Tube Company, Inc. | | Delaware |
| Mueller Fittings, LLC | | Mississippi |
| Mueller Fittings Company, Inc. | | Michigan |
| Mueller East, Inc. | | Delaware |
| Mueller Formed Tube Company, Inc. | | Delaware |
| Mueller Impacts Company, Inc. | | Delaware |
| Mueller Press Company, Inc. | | Mississippi |
| Mueller Refrigeration Products Company, Inc. | | Delaware |
| Mueller LBHC, Inc. | | Delaware |
| Lincoln Brass Works, Inc. (Assumed name: Mueller Gas Products) | | Michigan |
| Overstreet-Hughes, Co., Inc. | | Tennessee |
| Mueller Refrigeration LLC | | Delaware |
| Mueller Refrigeration Holding Company, Inc. | | Delaware |
| Mueller Streamline Co. | | Delaware |
| Kessler Sales & Distribution LLC | | Delaware |
| B&K, LLC (d/b/a BK Products) | | Delaware |
| Heatlink Group USA, LLC | | Tennessee |
| Precision Tube Company, LLC | | Pennsylvania |
| Mueller Southeast, Inc. | | Pennsylvania |
| Southland Pipe Nipples Company, Inc. | | Texas |
| Mueller Tool and Machine, Inc. | | Delaware |
| Mueller Casting Company, Inc. | | Delaware |
| Mueller Packaging, LLC | | Mississippi |
| Micro Gauge, Inc. | | Michigan |
| Microgauge Machining, Inc. | | Michigan |
| Propipe Technologies, Inc. (Assumed name: Mueller Gas Products) | | Ohio |
| WTC Holding Company | | Michigan |
MA Industrial Secured Lending, LLC (5) | | Delaware |
| Muellux Holding Company I SARL | | Luxembourg |
| Muellux Holding Company II SARL | | Luxembourg |
Mueller Middle East B.S.C. (8) | | Bahrain |
| Mueller Europe Investment Company Ltd. | | United Kingdom |
Jungwoo Metal Ind. Co., Ltd. (6) | | South Korea |
| | | | | | | | |
| | | State or Country |
| Subsidiary* | | of Incorporation |
| Mueller Europe, Limited | | United Kingdom |
| Westermeyer Industries, Inc. | | Illinois |
| Sherwood Valve Products, Inc. | | Ohio |
| Sherwood Valve LLC | | Delaware |
| DENO Investment Company, Inc. | | Michigan |
Mueller de Mexico, S.A. de C.V. (1) | | Mexico |
The Mosack Group, LLC (2) | | Delaware |
| DENO Holding Company, Inc. | | Michigan |
| B & K Industries, Inc. | | Illinois |
| Mueller Copper Tube Products, Inc. | | Delaware |
| Howell Metal Company (d/b/a Precision Tube) | | Virginia |
| Turbotec Products, Inc. | | Connecticut |
| Mueller Canada Holding Co. Ltd. | | Alberta |
| Heatlink Group, Inc. | | Alberta |
| Great Lakes Copper Ltd. | | Nova Scotia |
| Linesets, Inc. | | Delaware |
| Climate Components, LLC | | Delaware |
| Arava Natural Resources Company, Inc. | | Delaware |
| United States Fuel Company | | Nevada |
| King Coal Company | | Utah |
| Canco Oil & Gas Ltd. | | Alberta, Canada |
| Aegis Oil and Gas Leasing Ltd. | | Alberta, Canada |
| Bayard Mining Corp. | | Delaware |
| Washington Mining Company | | Maine |
| Amwest Exploration Company | | Delaware |
| USSRAM Exploration Company | | Maine |
| White Knob Mining Company | | Idaho |
| Arava Exploration Company | | Colorado |
| Summit Systems, Inc. | | Delaware |
| Mining Remedial Recovery Company | | Delaware |
| Carpentertown Coal & Coke Company | | Pennsylvania |
| U.S.S. Lead Refinery, Inc. | | Maine |
| Leon Water Enterprises, Inc. (50%) | | Texas |
| Macomber Construction Company | | Ohio |
| Macomber, Incorporated | | Ohio |
| Macomber Building and Land Corporation | | Delaware |
| DENO Investment Company II, Inc. | | Michigan |
Tecumseh Products Holdings LLC (7) | | Delaware |
| Tecumseh Products Co. | | Michigan |
| MII Financial Corporation | | Michigan |
| Mueller Streamline Holding S.L.U. | | Spain |
| WTC HoldCo I, LLC | | Delaware |
| WTC HoldCo II, LLC | | Delaware |
Mueller Comercial de Mexico S. de R.L. de C.V. (3) | | Mexico |
NICNA Mexico Servicios, S. de R.L. de C.V. (4) | | Mexico |
| Mueller Streamline II, LLC | | Delaware |
| Changzhou Mueller Refrigerant Valve Manufacturing Co., Ltd. | | China |
| | | | | | | | |
| | | State or Country |
| Subsidiary* | | of Incorporation |
| Mueller Industries Trading (Shanghai) Co., Ltd. | | China |
| Mueller Streamline Trading, LLC | | Delaware |
| Mueller Streamline China, LLC | | Delaware |
| | |
*All subsidiaries are 100% owned, except as shown.
(1) Owned by DENO Investment Company, Inc. (99.94%) and Mueller Streamline Co. (.06%)
(2) Owned by DENO Investment Company, Inc. (17%)
(3) Owned by Mueller Streamline Holding S.L.U. (99.983%), WTC HoldCo I, LLC (0.016%), and WTC HoldCo II, LLC (0.001% )
(4) Less than 1% of the outstanding common stock is owned by WTC HoldCo I, LLC
(5) Owned by WTC Holding Company (50%)
(6) Owned by Mueller Europe Investment Company Ltd. (60%)
(7) Owned by DENO Investment Company II, Inc. (50%)
(8) Owned by Muellux Holding Company II SARL (55%)
