| XK Development, LLC | Xlight Photonics Inc. ( Wilmington, DE ) | XLOOM Photonics, Ltd. ( Tel Aviv, IL ) |
| Xkoto Inc. | XLINK Enterprises, Inc. | XLOS CORPORATION ( West Chester, PA ) |
| XL Renewables, Inc. | XLINK Enterprises, Inc. ( Largo, FL ) | XLR Imaging Inc.( London ) |
| XL Technology Limited( London ) | XLINK Enterprises, Inc. ( St. Petersburg, FL ) | XLScreen |
| XL Technology LTD( Ascot ) | XLINX, Inc. ( San Jose, CA ) | XLScreen( ID ) |
| XL TECHNOLOGY LTD and TSL TECHNOLOGY | XLNT IDEA, INC. | XLUMENA, INC. ( Los Altos, CA ) |
| XL8 Systems, Inc. ( Dallas, TX ) | XLoom Communications, (Israel) Ltd. ( Tel Aviv-Yafo, IL ) | XLumena, Inc. ( Mountain View, CA ) |
| XLabs Holdings, LLC ( Los Angeles, CA ) | XLoom Communications, (Israel) Ltd. ( Tel-Aviv, IL ) | |
| Xlent Equipment Co. ( Carmichael, CA ) | XLOOM COMMUNICATIONS, INC. | |
|