HCI Group is a holding company. Through its subsidiaries, the company is engaged in a variety of business activities, including property and casualty insurance, reinsurance, real estate and information technology. The company's property and casualty insurance provides various forms of residential insurance products such as homeowners insurance, flood insurance and wind-only insurance to homeowners, condominium owners and tenants for properties primarily located in Florida. The company's real estate operations consist of various properties it owns and operates for investment purposes and also properties it owns and uses for its own operations. The company's other operations consist of information technology products.

Ladenburg Thalmann Financial Services is a financial services company. The company has three operating segments: the independent advisory and brokerage services, which includes the investment advisory and brokerage services provided by the company's independent advisory and brokerage subsidiaries to their independent contractor financial advisors and the wealth management services; the Ladenburg, which includes the investment banking, sales and trading and asset management services and investment activities; and the insurance brokerage, which includes the wholesale insurance brokerage activities provided by the company's subsidiaries, Highland Capital Brokerage, which delivers fixed and equity indexed annuities.

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.

Otelco provides a range of telecommunication services on a retail and wholesale basis. These services include local and long distance calling; network access to and from the company's customers; data transport; digital high-speed internet; cable and Internet Protocol television; other telephone related services; and cloud hosting and managed services. The company provides various communications services that are sold to economically similar customers in a comparable manner of distribution. The company also provides cloud hosting and managed services for small and mid-sized companies who rely on mission-critical software applications.