EXHIBIT 21.1 SUBSIDIARIES OF INNOVATIVE VALVE TECHNOLOGIES, INC. PERCENTAGE OF PERCENTAGE OF JURISDICTION VOTING SECURITIES OWNED VOTING SECURITIES OF INCORPORATION BY INNOVATIVE VALVE OWNED BY NAME OF SUBSIDIARY OR ORGANIZATION TECHNOLOGIES, INC. IMMEDIATE PARENT - ------------------------------------- ---------------- ------------------------ ------------------ The Safe Seal Company, Inc........... Texas 100% Harley Industries, Inc............. California 100% GSV, Inc. (d/b/a Southern Valve Co., and Gould Machine and Fabrication).................... Florida 100% Plant Specialties, Inc............. Louisiana 100% Puget Investments, Inc............... Washington 100% Steam Supply & Rubber Co., Inc. (d/b/a Steam Supply)............ Washington 100% Flickinger Company (d/b/a Flickinger Valve Company)....... Washington 100% Flickinger-Benicia Inc............... Washington 100% Industrial Controls & Equipment, Inc................................ Pennsylvania 100% Valve Actuation & Repair Co.......... West Virginia 100% Rickco Acquisition, Inc.............. West Virginia 100% BAS Technical Employment Placement Company............................ West Virginia 100% Southern Valve Services, Inc......... Alabama 100% 55 Leasing & Sales, Inc.............. Alabama 100% Dalco, LLC........................... Kentucky 100% Cypress Industries, Inc.............. Illinois 100% IPSCO Holding, Inc................... Delaware 100% International Piping Services Company....................... 100% IPSCO (U.K.) Limited............ 100% Mid-America Energies, Corp...... 100% IPSCO-Florida, Inc.............. 100%