| RK Chemical Co., Ltd.( Seoul ) | RKI Instruments, Inc. ( Union City, CA ) | RLA, LLC ( Larchmont, NY ) |
| RK INTELLECTUAL PROPERTY (PTY) LTD | RKK, Limited ( Bellevue, WA ) | RLC Technologies, L.L.C. ( Sylacauga, AL ) |
| RK PROJECT S.R.L. ( Arcore, IT ) | RKK, Ltd. ( Bellevue, WA ) | RLE Corporation ( Troy, MI ) |
| RK RESOURCES., LTD. ( Ben Cat Dist, VN ) | RKL TECHNICAL SOLUTIONS, LLC ( TERRE VERDE, FL ) | RLI Credit Data, Inc. |
| RK Rose + Krieger GmbH Co. KG Verbindungs- und Positioniersysteme( Minden ) | RKL Technologies, Inc. ( Corona, CA ) | RLI Inc. ( Amarillo, TX ) |
| RK ROSE + KRIEGER GMBH CO. KG VERBINDUNGS- UND POSITIONIERSYSTEME ( Minden, DE ) | RKM Rotationskolbenmaschinen( Berlin ) | RLIS, Inc. ( San Antonio, TX ) |
| RK Rose + Krieger GmbH Co. KG Verbindungs-und Positioniersysteme( Minden ) | RKR Corporation ( Winnipeg, CA ) | RLJ Design Limited ( East Sussex, GB ) |
| RK Rose + Krieger GmbH & Co. KG Verbindungs- und Positioniersysteme( Minden ) | RKS Design International ( Thousand Oaks, CA ) | Rljksuniversiteit Gent( Ghent ) |
| RK Rose + Krieger GmbH & Co. KG Verbindungs-und Positioniersysteme( Minden ) | RKS DESIGN, INC. | RLM Software, Inc. ( Boston, MA ) |
| RK Rose + Kruger GmbH & Co. KG Verbindungs- und Positioniersysteme( Minden ) | RKS Design, Inc. ( Thousand Oaks, CA ) | RLM Systems Pty. Ltd.( Burwood East ) |
| RKB Opto-Electrics, Inc. ( Syracuse, NY ) | RKS Guitars, LLC ( Oxnard, CA ) | RLM, LLC ( Orlando, FL ) |
| RKD PREMIUM PRODUCTS, INC. ( Clackamas, OR ) | RKS Marketing Corporation ( Rochester, NY ) | Rlo Oeste, S.A. ( Guatemala City, GT ) |
| RKEMA( Puteaux ) | RKW AG RHEINISCHE KUNSTSTOFFWERKE | RLR Industries ( Mableton, GA ) |
| RKF Engineering, LLC ( Washington, DC ) | RL Corporation ( Lowell, MI ) | RLR Industries, Inc. ( Mableton, GA ) |
| RKG HOLDING AS ( Bergen, NO ) | RL Manufacturing ( Vero Beach, FL ) | RLS Group ( White Lake, MI ) |
| RKI Corporation dba Retail Media Solutions | RL Marketing Sales, Inc ( Youngstown, OH ) | RLS Products ( Alta Loma, CA ) |
| RKI Instruments, Inc. | RL Marketing Sales, Inc. ( Youngstown, OH ) | |
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