Archrock is an energy infrastructure company with a pure-play focus on midstream natural gas compression. The company is the provider of natural gas compression services to customers in the oil and natural gas industry and a supplier of aftermarket services to customers that own compression equipment. The company has two primary business segments: Contract Operations, which provides contract operations services, including the personnel, equipment, tools, materials and supplies to meet its customers' natural gas compression needs; and Aftermarket Services, which sells parts and components and provides operation, maintenance, overhaul and reconfiguration services to customers who own compression equipment.

Next Capital Limited provides financial services. The Company is engaged in brokerage of shares, stocks, equity and debt securities, commodities, forex and other financial instruments and corporate finance services. It is also engaged in trading in equity and debt securities on its own account through ready, spot and forward counters of the stock exchange. It offers equity sales service to various clients, such as institutional clients, including mutual funds and insurance companies; high net worth clients, and retail clients. Its research products include Investment Outlook, which combines analysis, commentary and strategy to guide investors, and incorporates fundamental analysis, macro and micro economic trends, and price movements in the stock market to find the investment opportunities; Company Reports, which provides a fundamental analysis of its investment ideas, and Value Snapshot, which provides a condensed profit and loss, balance sheet, cash flow and ratio analysis.

Universal Security Instruments designs and markets a variety of safety products consisting primarily of smoke alarms, carbon monoxide alarms and related products. The company also markets products to the electrical distribution trade through its wholly-owned subsidiary, USI Electric, Inc. The electrical distribution trade includes electrical and lighting distributors as well as manufactured housing companies. The company's line of safety alarms consists of units powered by replaceable batteries, 10 year sealed batteries, or are 120 volt with battery backup. The company also markets door chimes, ventilation products, ground fault circuit interrupters, and other electrical devices.