Instrumentation and Thermal Fluid Controls Products Group

Aerodyne Controls Atkomatic Valve Circle Seal Controls, Inc. CIRCOR Tech CPC-Cryolab GO Regulator Hale Hamilton Hoke, Inc. Industria Leslie Controls, Inc. Nicholson Steam Trap Regeltechnik Kornwestheim GmbH Rockwood-Swendeman Sagebrush Pipeline Equipment Sart von Rohr S.A.S. Spence Engineering Co., Inc. Spence Strainers Tomco Products U.S. Para Plate

Petrochemical Products Group

CIRCOR Energy Products, Canada KF Contromatics KF Industries, Inc. Pibiviesse S.r.l. Suzhou KF Valve Co., Ltd.