Exhibit 21.0
MUELLER INDUSTRIES, INC.
List of Subsidiaries

 
State or Country
Subsidiary*
of Incorporation
   
Mueller Brass Holding Company, Inc.
Delaware
Mueller Brass Co. (Assumed name: Mueller Brass Products)
Michigan
Extruded Metals, Inc. (Effective February 27, 2007)
Delaware
Mueller Industrial Realty Co.
Michigan
Itawamba Industrial Gas Company, Inc.
Mississippi
Streamline Copper & Brass Ltd.
Canada
Mueller Plastics Holding Company, Inc.
Ohio
Mueller Plastics Corporation, Inc.
Delaware
MPC Foundry, Inc.
Delaware
MPC Machine Shop, Inc.
Delaware
Mueller Brass Forging Company, Inc.
Delaware
Mueller Copper Tube Company, Inc.
Delaware
Mueller Fittings, LLC
Mississippi
Mueller Fittings Company, Inc.
Michigan
MCTC, LLC
Mississippi
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
Michigan
Mueller Refrigeration Holding Company, Inc.
Delaware
Mueller Streamline Co.
Delaware
Precision Tube Company, 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
Muellux Holding Company I SARL
Luxembourg
Muellux Holding Company II SARL
Luxembourg
Mueller Europe, Limited
United Kingdom
Mueller Primaflow Limited
United Kingdom
Brasscapri Limited
United Kingdom
Primaflow Limited
United Kingdom
KX Company Limited
United Kingdom
Brassware Sales Limited
United Kingdom
Instox Limited
United Kingdom
   
 
 
 

 
 
 
State or Country
Subsidiary*
of Incorporation
   
DENO Investment Company, Inc.
Michigan
Mueller de Mexico, S.A. de C.V. (1)
Mexico
DENO Holding Company, Inc.
Michigan
DENO Acquisition EURL
France
Mueller Europe, S.A. (2)
France
B & K Industries, Inc.
Illinois
Mueller Copper Tube Products, Inc.
Delaware
Linesets, Inc.
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
Kennet Company Limited
Bermuda
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
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, S. de R.L. de C.V. (4)
Mexico
NICNA Mexico Servicios, S. de R.L. de C.V. (4)
Mexico
NICNA Mexico Proyectos, S. de R.L. de C.V. (4)
Mexico
NICNA Mexico Comercial, S. de R.L. de C.V. (4)
Mexico
NICNA Mexico Maquinaria, S. de R.L. de C.V. (4)
Mexico
Mueller Streamline II, LLC
Delaware
Changzhou Mueller Refrigerant Valve Manufacturing Co., Ltd.
China
Mueller Streamline Trading, LLC
Delaware
Mueller Streamline China, LLC
Delaware
Jiangsu Mueller-Xingrong Copper Industries Limited (5)
China
 
 
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*All subsidiaries are 100% owned, except as shown.
 
(1)  Owned by DENO Investment Company, Inc. (99.8%) and Mueller Streamline Co. (.2%).
 
(2)  On March 3, 2003, Mueller Europe S.A. filed a petition for liquidation with the Commercial Court of Provins Province, France and, on March 4, the Court declared the entity to be in liquidation.  Less than 1% owned by non-affiliated individuals.
 
(3)  Owned by Mueller Streamline Holding S.L.U. (1.55%), WTC HoldCo I, LLC ( 91.45% ), and  WTC HoldCo II, LLC ( 7% ).
 
(4)  Less than 1% of the outstanding common stock is owned by WTC HoldCo I, LLC.
 
(5)  Owned by Mueller Streamline China, LLC (50.5%).
 

 
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