Frequency Electronics is engaged in precision time and frequency generation technology. The company's segments are: FEI-NY and FEI-Zyfer. The FEI-NY segment includes the operations of the company's wholly-owned subsidiaries, FEI-Asia and FEI-Elcom. FEI-Asia functions as a manufacturing facility for FEI-NY and FEI-Zyfer. FEI-Elcom provides design and technical support for the FEI-NY segment's business. The FEI-Zyfer segment designs and manufactures products which incorporate global positioning systems technologies and clocks designed and manufactured at FEI-NY. FEI-Zyfer sells its products to both commercial and U.S. Government customers and collaborates with FEI-NY on joint product development activities.

Marchex is a call analytics company that helps businesses connect, drive, measure and convert callers into customers. The company's primary product offerings include: Marchex Call Analytics, which is an analytics platform for enterprises; Marchex Display and Video Analytics, which is a product for marketers that buy digital display advertising; Marchex Site Analytics, which is a product for marketers that can drive phone calls from websites; Marchex Social Analytics, which is a product for marketers that buy social media advertising; Marchex Call Marketplace, which is a mobile advertising network for businesses; and Local Leads, which is an advertising solution for small business resellers.

Opko Health is a healthcare company. The company manages two segments: Diagnostics, which provides laboratory testing services utilized by healthcare providers in the detection, diagnosis, evaluation, monitoring, and treatment of diseases, including esoteric testing, molecular diagnostics, anatomical pathology, genetics, women's health and correctional healthcare; and Pharmaceutical, which includes Rayaldee for the treatment of secondary hyperparathyroidism in adults with chronic kidney disease (CKD) and vitamin D insufficiency, and Alpharen (Fermagate Tablets) for the treatment of hyperphosphatemia in CKD patients requiring regular hemodialysis.