Ameresco provides energy services, including infrastructure upgrades, energy security, asset sustainability and renewable energy solutions throughout North America and Europe. The company's sustainability services include capital and operational upgrades to a facility's energy infrastructure and the development, construction, ownership and operation of renewable energy plants. The company's principal service is energy projects, which entails the design, engineering and installation of, and assisting with the arranging of financing for an array of technologies and techniques to improve the usage of energy, and control the operation, of a building's energy- and water- consuming systems.

American States Water is a holding company. The company is the parent company of Golden State Water Company (GSWC) and American States Utility Services, Inc. (ASUS). The company segments are: water, electric and contracted services. Within the segments, the company has two principal business units: water and electric service utility operations conducted through GSWC, and contracted services conducted through ASUS and its subsidiaries. GSWC is engaged in the purchase, production, distribution and sale of water as well as distributes electricity in California. ASUS, through its subsidiaries has contracted with United States government to provide water and/or wastewater services at various military installations.

BRP Group operates as an independent insurance distribution firm. The company offers personal insurance, commercial insurance, and life and health solutions to individuals and businesses. The company serves customers in the State of Florida.

CenterPoint Energy owns interests in Enable Midstream Partners, LP. The company's subsidiaries own and operate electric transmission and distribution, electric generation and natural gas distribution facilities, supply natural gas to commercial and industrial customers and electric and natural gas utilities and provide underground pipeline construction and repair services, energy performance contracting and sustainable infrastructure services. The company's segments include: Houston Electric T&D, which consists of electric transmission and distribution services in the Texas Gulf Coast area; and Energy Services, which consists of non-rate regulated natural gas sales and services operations.

Dorchester Minerals is engaged in the acquisition, ownership and administration of Royalty Properties and Net Profits Interests (NPIs). The Royalty Properties consist of producing and nonproducing mineral, royalty, overriding royalty, net profits, and leasehold interests located in several counties and parishes in several states. The NPIs represent net profits overriding royalty interests in various properties owned by the operating partnership. The company's general partner is Dorchester Minerals Management LP, which is managed by its general partner, Dorchester Minerals Management GP LLC.

Emerson Electric is a company that brings technology and engineering together to provide solutions for customers in a range of industrial, commercial and consumer markets around the world. The company 's segments are: Automation Solutions, which provides measurement and analytical instrumentation, valves, actuators and regulators, industrial solutions, and process control systems and solutions; Climate Technologies, which provides products and services for residential heating and cooling, commercial air conditioning, commercial and industrial refrigeration, and cold chain management; and Tools and Home Products, which provides tools for personnel and homeowners and appliance solutions.

Markel is a financial holding company. The company's business operations are: Underwriting, which comprised of risk-bearing insurance and reinsurance operations; Investing, which is primarily related to underwriting operations; Markel Ventures, Inc., includes controlling interests in a portfolio of businesses that operate outside of the specialty insurance marketplace; Insurance-linked securities, which include investment fund managers that provide investment products, including insurance-linked securities, catastrophe bonds, insurance swaps and weather derivatives; and Program services, which serves as a fronting platform that provides access to property and casualty insurance market.

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.

PetMed Express is a pet pharmacy. The company markets prescription and non-prescription pet medications, and other health products for dogs and cats, direct to the consumer. These pet supplies include: food, beds, crates, stairs, strollers, and other pet supplies. The company's non-prescription medications and supplies include flea and tick control products, bone and joint care products, vitamins, treats, nutritional supplements, hygiene products, and supplies. The company's prescription medications include heartworm and flea and tick preventatives, arthritis, dermatitis, thyroid, diabetes, pain medications, heart/blood pressure, and other medications, as well as generic substitutes.

SolarEdge Technologies designs, develops, and sells an intelligent inverter solution designed for power generation at the individual photovoltaic module level. The company's products consist mainly of power optimizers designed to maximize energy throughput from each and every module via constant tracking of Maximum Power Point individually per module; inverters, which invert direct current from the PV module to alternating current; a related cloud-based monitoring platform; and a storage solution that is used to increase energy independence and maximize self-consumption for homeowners by utilizing a battery that is sold separately by third party manufacturers, to store and supply power as needed.

Talos Energy is a holding company. Through its subsidiaries, the company is an exploration and production company with operations in the United States Gulf of Mexico and offshore Mexico. The company's focus in the United States Gulf of Mexico is the acquisition of deep water assets with existing infrastructure and the exploration, exploitation and development of such assets in key geological trends.

Vertex Energy is an environmental services company that recycles industrial waste streams and off-specification commercial chemical products. The company has three segments: Black Oil, which collects and purchases used motor oil directly from third-party generators, aggregates used motor oil, and sells used motor oil to its customers for use as a feedstock or replacement fuel for industrial burners; Refining and Marketing, which aggregates and manages the re-refinement of used motor oil and other petroleum by-products and sells the re-refined products to end customers; and Recovery, which includes a generator solutions company for the proper recovery and management of hydrocarbon streams.

Zimmer Biomet Holdings is engaged in musculoskeletal healthcare. The company's products are: Knees, which includes knee replacement surgeries; Hips, which includes hip replacement surgeries; S.E.T., which includes surgical, sports medicine, biologics, foot and ankle, extremities and trauma products; Spine and Craniomaxillofacial and Thoracic, which designs, manufactures and distributes medical devices and surgical instruments, as well as provides face and skull reconstruction products; Dental, which manufactures and/or distributes dental reconstructive implants, dental prosthetic products and dental regenerative products; and Other, which includes bone cement and office based technology products.