DXP Enterprises is engaged in the business of distributing maintenance, repair and operating (MRO) products, equipment and service to energy and industrial customers. The company's segments include: Service Centers, which is engaged in providing MRO products, equipment and integrated services, including technical services and logistics capabilities, to energy and industrial customers with the ability to provide same day delivery; Supply Chain Services, which manages all or part of its customers' supply chains including procurement and inventory management; and Innovative Pumping Solutions, which provides custom pump skid packages, pump remanufacturing and manufactures branded private label pumps.

HC2 Holdings is a holding company. Through its subsidiaries, the company operates in several segments including: Construction, which is a modeler, detailer, fabricator and erector of structural steel and heavy steel plate; Marine Services, which provides engineering and underwater services on submarine cables; Energy, which designs, builds, owns, acquires, operates and maintains compressed natural gas fueling stations for transportation vehicles; Telecommunications, which operates a telecommunications business including a network of direct routes and provides voice communication services; and Insurance, which provides long-term care, life, annuity, and other accident and health coverage.

JMP Group is a holding company. Through its subsidiaries, the company is a capital markets firm. The company provides investment banking, sales and trading, and equity research services to corporate and institutional clients as well as alternative asset management products and services to institutional investors and individuals. In addition, the company manages and invests in corporate credit instruments through collateralized loan obligations and direct investments, and it serves as the investment advisor to a business development company. The company's investment banking provides capital raising services, mergers and acquisitions transaction services, and other advisory services to corporate clients.

RGC Resources is a holding company. Through its subsidiaries, the company is an energy services company primarily engaged in the sale and distribution of natural gas. The company's wholly owned subsidiaries include: Roanoke Gas Company (Roanoke Gas); Diversified Energy Company; and RGC Midstream, LLC (Midstream). Roanoke Gas is a natural gas utility, which distributes and sells natural gas to residential, commercial and industrial customers within its service areas in Roanoke, VA and the surrounding localities. Diversified Energy Company is inactive. Midstream is an investor in Mountain Valley Pipeline, LLC, which was created to construct and operate interstate natural gas pipelines.

RumbleON is a development stage company. The company is engaged in developing a capital light e-commerce platform facilitating the ability of both consumers and dealers to Buy-Sell-Trade-Finance pre-owned recreation vehicles in one online location. Serving both consumers and dealers, through its online marketplace platform, the company makes cash offers for the purchase of pre-owned vehicles. In addition, the company provides an inventory of pre-owned vehicles for sale along with third-party financing and associated products. The company utilizes regional partners in the acquisition of pre-owned vehicles to provide inspection, reconditioning and distribution services.