Steelhead Tubular
Stream-Flo Industries
STS Industrial, Inc.
Sunbelt Supply
Superior Valves
Swepco Tube, LLC
Swift Oilfield Supply - Canada
Ta Chen International, Inc.
Taylor Valve Technology
Texas Pipe & Supply
Tex Tube
The Phoenix Forge Group
Thomas Supply & Distribution
Tiger Valve Company
Tioga Pipe
Toolpushers Supply Co.
TPC Industrial LLC
Trace Applications Inc.
Tubacero
Tubacex America Inc
Tube Forgings of America, Inc.
TWC the Valve Company
Twinco Industrial Products
Tylok Fittings & Valves
U. S. Metals
Unified Alloys
Union Tech
United Titanium Inc.
Valero Energy
Vallourec Usa Corp.
Valmet
Valve Source, Inc.
Valves Unlimited Inc.
Valvosider
Van Leeuwen Pipe and Tube
Velan
Venus Pipes and Tubes Limited
Victaulic
Viega LLC
Vinlong Industrial Corporation
Vogt Valves Inc.
Ward Manufacturing
Webco Industries, Inc.
Weldbend Corporation
Welding Outlets, Inc.
Westbrook Energy 1
Western Forge & Flange
FI International / Bonney Forge
Wheatland Tube
Whitliejo Specialty Company, LLC
Wholesaler, The (PHCP Pros Magazine)
World Wide Pipe
Xanik USA
YDF Valve International, Inc. (YVI)
ZSpec Flow Control, Inc.
Zwick Valves N.A. LLC