Berkshire Hathaway Inc., through its subsidiaries, engages in the insurance, freight rail transportation, and utility businesses worldwide. The company provides property, casualty, life, accident, and health insurance and reinsurance; and operates railroad systems in North America. It also generates, transmits, stores, and distributes electricity from natural gas, coal, wind, solar, hydroelectric, nuclear, and geothermal sources; operates natural gas distribution and storage facilities, interstate pipelines, liquefied natural gas facilities, and compressor and meter stations; and holds interest in coal mining assets. In addition, the company manufactures boxed chocolates and other confectionery products; specialty chemicals, metal cutting tools, and components for aerospace and power generation applications; flooring products; insulation, roofing, and engineered products; building and engineered components; paints and coatings; and bricks and masonry products, as well as offers manufactured and site-built home construction, and related lending and financial services. Further, it provides recreational vehicles, apparel and footwear products, jewelry, and custom picture framing products, as well as alkaline batteries; castings, forgings, fasteners/fastener systems, aerostructures, and precision components; and cobalt, nickel, and titanium alloys. Additionally, the company distributes televisions and information; franchises and services quick service restaurants; distributes electronic components; and offers logistics services, grocery and foodservice distribution services, and professional aviation training and shared aircraft ownership programs. It also retails automobiles; furniture, bedding, and accessories; household appliances, electronics, and computers; jewelry, watches, crystal, china, stemware, flatware, gifts, and collectibles; kitchenware; and motorcycle clothing and equipment. The company was incorporated in 1998 and is headquartered in Omaha, Nebraska.

Enbridge Inc., together with its subsidiaries, operates as an energy infrastructure company. The company operates through five segments: Liquids Pipelines, Gas Transmission and Midstream, Gas Distribution and Storage, Renewable Power Generation, and Energy Services. The Liquids Pipelines segment operates pipelines and related terminals to transport various grades of crude oil and other liquid hydrocarbons in Canada and the United States. The Gas Transmission and Midstream segment invests in natural gas pipelines and gathering and processing facilities in Canada and the United States. The Gas Distribution and Storage segment is involved in natural gas utility operations serving residential, commercial, and industrial customers in Ontario, as well as natural gas distribution activities in Quebec. The Renewable Power Generation segment operates power generating assets, such as wind, solar, geothermal, waste heat recovery, and transmission assets in North America. The Energy Services segment provides physical commodity marketing and logistical services to refiners, producers, and other customers in Canada and the United States. The company was formerly known as IPL Energy Inc. and changed its name to Enbridge Inc. in October 1998. Enbridge Inc. was founded in 1949 and is headquartered in Calgary, Canada.

KKR & Co. Inc. is a private equity and real estate investment firm specializing in direct and fund of fund investments. It specializes in acquisitions, leveraged buyouts, management buyouts, credit special situations, growth equity, mature, mezzanine, distressed, turnaround, lower middle market, and middle market investments. The firm considers investments in all industries with a focus on software, security, semiconductors, consumer electronics, internet of things (iot), internet, information services, information technology infrastructure, financial technology, network and cyber security architecture, engineering and operations, content, technology and hardware, energy and infrastructure, real estate, services industry with a focus on business services, intelligence, industry-leading franchises and companies in natural resource, containers and packaging, agriculture, airports, ports, forestry, electric utilities, textiles, apparel and luxury goods, household durables, digital media, insurance, brokerage houses, non-durable goods distribution, supermarket retailing, grocery stores, food, beverage, and tobacco, hospitals, entertainment venues and production companies, publishing, printing services, capital goods, financial services, specialized finance, pipelines, and renewable energy. In energy and infrastructure, it focuses on the upstream oil and gas and equipment, minerals and royalties and services verticals. In real estate, the firm seeks to invest in private and public real estate securities including property-level equity, debt and special situations transactions and businesses with significant real estate holdings, and oil and natural gas properties. The firm also invests in asset services sector that encompasses a broad array of B2B, B2C and B2G services verticals including asset-based, transport, logistics, leisure/hospitality, resource and utility support, infra-like, mission-critical, and environmental services. Within Americas, the firm prefers to invest in consumer products; chemicals, metals and mining; energy and natural resources; financial services; healthcare; industrials; media and communications; retail; and technology. Within Europe, the firm invests in consumer and retail; energy; financial services; health care; industrials and chemicals; media and digital; and telecom and technologies. Within Asia, it invests in consumer products; energy and resources; financial services; healthcare; industrials; logistics; media and telecom; retail; real estate; and technology. It also seeks to make impact investments focused on identifying and investing behind businesses with positive social or environmental impact. The firm seeks to invest in mid to high-end residential developments but can invest in other projects throughout Mainland China through outright ownership, joint ventures, and merger. It invests globally with a focus on Australia, emerging and developed Asia, Middle East and Africa, Nordic, Southeast Asia, Asia Pacific, Ireland, Hong Kong, Japan, Taiwan, India, Vietnam, Malaysia, Singapore, Indonesia, France, Germany, Netherlands, United Kingdom, Caribbean, Mexico, South America, North America, Brazil, Latin America, Korea with a focus on South Korea, and United States of America. In the United States and Europe, the firm focuses on buyouts of large, publicly traded companies. For middle market it seeks to invest in companies with enterprise values between $200 million to $1000 million. The firm prefers to invest in a range of debt and public equity investing and may co-invest. It seeks a board seat in its portfolio companies and a controlling ownership of a company or a strategic minority position. The firm may acquire majority and minority equity interests, particularly when making private equity investments in Asia or sponsoring investments as part of a large investor consortium. The firm typically holds its investment for a period of five to seven years and more and exits through initial public offerings, secondary offerings, and sales to strategic buyers. KKR & Co. Inc. was founded in 1976 and is based in New York, New York with additional offices across North America, Europe, Australia and Asia.

Lennar Corporation, together with its subsidiaries, operates as a homebuilder primarily under the Lennar brand in the United States. It operates through Homebuilding East, Homebuilding Central, Homebuilding Texas, Homebuilding West, Financial Services, Multifamily, and Lennar Other segments. The company's homebuilding operations include the construction and sale of single-family attached and detached homes, as well as the purchase, development, and sale of residential land; and development, construction, and management of multifamily rental properties. It also offers residential mortgage financing, title, insurance, and closing services for home buyers and others, as well as originates and sells securitization commercial mortgage loans. In addition, the company is involved in the fund investment activity. It primarily serves first-time, move-up, active adult, and luxury homebuyers. Lennar Corporation was founded in 1954 and is based in Miami, Florida.

The Carlyle Group Inc. is an investment firm specializing in direct and fund of fund investments. Within direct investments, it specializes in management-led/ Leveraged buyouts, privatizations, divestitures, strategic minority equity investments, structured credit, global distressed and corporate opportunities, small and middle market, equity private placements, consolidations and buildups, senior debt, mezzanine and leveraged finance, and venture and growth capital financings, seed/startup, early venture, emerging growth, turnaround, mid venture, late venture, PIPES. The firm invests across four segments which include Corporate Private Equity, Real Assets, Global Market Strategies, and Solutions. The firm typically invests in industrial, agribusiness, ecological sector, fintech, airports, parking, Plastics, Rubber, diversified natural resources, minerals, farming, aerospace, defense, automotive, consumer, retail, industrial, infrastructure, energy, power, healthcare, software, software enabled services, semiconductors, communications infrastructure, financial technology, utilities, gaming, systems and related supply chain, electronic systems, systems, oil and gas, processing facilities, power generation assets, technology, systems, real estate, financial services, transportation, business services, telecommunications, media, and logistics sectors. Within the industrial sector, the firm invests in manufacturing, building products, packaging, chemicals, metals and mining, forestry and paper products, and industrial consumables and services. In consumer and retail sectors, it invests in food and beverage, retail, restaurants, consumer products, domestic consumption, consumer services, personal care products, direct marketing, and education. Within aerospace, defense, business services, and government services sectors, it seeks to invest in defense electronics, manufacturing and services, government contracting and services, information technology, distribution companies. In telecommunication and media sectors, it invests in cable TV, directories, publishing, entertainment and content delivery services, wireless infrastructure/services, fixed line networks, satellite services, broadband and Internet, and infrastructure. Within real estate, the firm invests in office, hotel, industrial, retail, for sale residential, student housing, hospitality, multifamily residential, homebuilding and building products, and senior living sectors. The firm seeks to make investments in growing business including those with overleveraged balance sheets. The firm seeks to hold its investments for four to six years. In the healthcare sector, it invests in healthcare services, outsourcing services, companies running clinical trials for pharmaceutical companies, managed care, pharmaceuticals, pharmaceutical related services, healthcare IT, medical, products, and devices. It seeks to invest in companies based in Sub-Saharan focusing on Ghana, Kenya, Mozambique, Botswana, Nigeria, Uganda, West Africa, North Africa and South Africa focusing on Tanzania and Zambia; Asia focusing on Pakistan, India, South East Asia, Indonesia, Philippines, Vietnam, Korea, and Japan; Australia; New Zealand; Europe focusing on France, Italy, Denmark, United Kingdom, Germany, Austria, Belgium, Finland, Iceland, Ireland, Netherlands, Norway, Portugal, Spain, Benelux , Sweden, Switzerland, Hungary, Poland, and Russia; Middle East focusing on Bahrain, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudi Arabia, Turkey, and UAE; North America focusing on United States which further invest in Southeastern United States, Texas, Boston, San Francisco Bay Area and Pacific Northwest; Asia Pacific; Soviet Union, Central-Eastern Europe, and Israel; Nordic region; and South America focusing on Mexico, Argentina, Brazil, Chile, and Peru. The firm seeks to invest in food, financial, and healthcare industries in Western China. In the real estate sector, the firm seeks to invest in various locations across Europe focusing on France and Central Europe, United States, Asia focusing on China, and Latin America. It typically invests between $2.24 million and $50 million for venture investments and between $50 million and $2 billion for buyouts in companies with enterprise value of between $31.57 million and $1000 million and sales value of $50 million and $300 million. It seeks to invest in companies with market capitalization greater than $50 million and EBITDA between $5 million to $25 million. It prefers to take a majority or a minority stake. While investing in Japan, it does not invest in companies with more than 1,000 employees and prefers companies' worth between $100 million and $150 million. The firm originates, structures, and acts as lead equity investor in the transactions. The Carlyle Group Inc. was founded in 1987 and is based in Washington, District of Columbia with additional offices across North America, South America, Asia, Australia and Europe.

CF Industries Holdings, Inc., together with its subsidiaries, engages in the manufacture and sale of hydrogen and nitrogen products for energy, fertilizer, emissions abatement, and other industrial activities in North America, Europe, and internationally. It operates through Ammonia, Granular Urea, UAN, AN, and Other segments. The company's principal products include anhydrous ammonia, granular urea, urea ammonium nitrate, and ammonium nitrate products. It also offers diesel exhaust fluid, urea liquor, nitric acid, and aqua ammonia products. The company primarily serves cooperatives, independent fertilizer distributors, traders, wholesalers, and industrial users. CF Industries Holdings, Inc. was founded in 1946 and is headquartered in Northbrook, Illinois.

IAC Inc., together with its subsidiaries, operates as a media and internet company worldwide. The company publishes original and engaging digital content in the form of articles, illustrations, and videos and images across entertainment, food, home, beauty, travel, health, family, luxury, and fashion areas; and magazines related to women and lifestyle. It also operates a digital marketplace that connects home service professionals with consumers for repairing, remodeling, cleaning, landscaping, maintenance, and enhancement services under the Angi Ads, Angi Leads, and Angi Services brands. In addition, the company operates websites that offer general search services and information, including Ask.com, a search site with a variety of fresh and contemporary content; Reference.com that offers content across select vertical categories; Consumersearch.com, which offers content designed to simplify the product research process; and Shopping.net, a vertical shopping search site that contains a mix of search services and/or content targeted to various user or segment demographics, as well as offers direct-to-consumer downloadable desktop applications. Further, it offers Care.com, an online destination for families to connect with caregivers for their children, aging parents, pets, and homes; develops and provides subscription mobile applications across the communication, language, weather, business, health, and lifestyle verticals; a technology driven staffing platform for flexible W-2 work under the Bluecrew name; a platform to connect healthcare professionals with job opportunities under the Vivian Health name; The Daily Beast, a website dedicated to news, commentary, culture, and entertainment that publishes original reporting and opinion; and production and producer services for feature films for sale and distribution through theatrical releases and video-on-demand services. The company was formerly known as IAC/InterActiveCorp. The company is headquartered in New York, New York.

CVR Energy, Inc., together with its subsidiaries, engages in the petroleum refining and marketing, and nitrogen fertilizer manufacturing activities in the United States. It operates in two segments, Petroleum and Nitrogen Fertilizer. The Petroleum segment refines and supplies gasoline, crude oil, distillate, diesel fuel, and other refined products. This segment also owns and operates a coking medium-sour crude oil refinery in southeast Kansas; and a crude oil refinery in Wynnewood, Oklahoma, as well as supporting logistics assets. This segment primarily serves retailers, railroads, farm cooperatives, and other refiners/marketers. The Nitrogen Fertilizer segment owns and operates a nitrogen fertilizer plant in North America that utilizes a pet coke gasification process to produce nitrogen fertilizer products; and a nitrogen fertilizer facility in East Dubuque, Illinois that produces nitrogen fertilizers in the form of ammonia and urea ammonium nitrate (UAN), nitric acid, and liquid and granulated urea. This segment primarily markets UAN products to agricultural customers; and ammonia products to agricultural and industrial customers. The company was founded in 1906 and is based in Sugar Land, Texas. CVR Energy, Inc. is a subsidiary of Icahn Enterprises Holdings L.P.