Blackstone

Tallgrass Energy is a midstream energy company that owns, operates, and develops assets in North America. It specializes in the transportation, storage, and processing of natural gas and crude oil, as well as water services for the oil and gas industry. The company's assets include approximately 8,300 miles of natural gas pipeline, 850 miles of crude pipeline, and 300 miles of water pipeline, serving major basins across 11 states. Tallgrass Energy was founded in 2012 and is headquartered in Leawood, Kansas.

Energy Exemplar, established in 2006 and headquartered in North Adelaide, Australia, specializes in developing and marketing PLEXOS, a leading integrated energy market simulation and modeling software suite. PLEXOS caters to a global client base, with over 90% of revenue generated internationally, serving energy market participants, system planners, investors, regulators, consultants, and analysts. The platform offers comprehensive modeling capabilities for electric power, gas, water, and renewables, supporting capacity expansion planning, production cost modeling, market analysis, transmission constraint analysis, portfolio optimization, operational planning, and risk management. Energy Exemplar also provides related services, including software support and dataset services.

American Electric Power Company, Inc. is a major electric public utility holding company based in Columbus, Ohio, that engages in the generation, transmission, and distribution of electricity across 11 states, serving over 5 million customers. The company operates through various segments, including Vertically Integrated Utilities and Transmission and Distribution Utilities. American Electric Power generates electricity from a diverse mix of sources, including coal, natural gas, nuclear, and renewable energy such as wind and solar. It also supplies wholesale electricity to other utilities, rural cooperatives, and municipalities. In addition to its core electric services, the company maintains a substantial infrastructure, including railcars and barges for coal transport, and actively invests in renewable energy initiatives to enhance its energy portfolio and minimize environmental impact. Founded in 1906, American Electric Power emphasizes reliability and sustainability in its operations and community engagement.

Invenergy LLC is a privately-held company that develops, owns, and operates sustainable power generation and energy storage facilities across North America, Europe, and Asia. Founded in 2001 and headquartered in Chicago, Illinois, Invenergy has developed nearly 150 projects, including wind, solar, and natural gas power generation, along with advanced energy storage solutions. The company provides comprehensive services in the development and operation of these facilities and also offers operations and maintenance services. By partnering with a variety of utilities, financial institutions, and commercial and industrial businesses, Invenergy aims to deliver scalable power generation and storage solutions that contribute to a cleaner energy future.

Northern Indiana Public Service Company (NIPSCO), headquartered in Merrillville, Indiana, is a major energy distribution company. It serves over 821,000 natural gas and 468,000 electric customers across the northern third of Indiana, making it the largest natural gas and second-largest electric distribution company in the state. NIPSCO offers a range of services including utilities, natural gas, electricity, and energy efficiency solutions.

Invenergy LLC is a privately-held company that develops, owns, and operates sustainable power generation and energy storage facilities across North America, Europe, and Asia. Founded in 2001 and headquartered in Chicago, Illinois, Invenergy has developed nearly 150 projects, including wind, solar, and natural gas power generation, along with advanced energy storage solutions. The company provides comprehensive services in the development and operation of these facilities and also offers operations and maintenance services. By partnering with a variety of utilities, financial institutions, and commercial and industrial businesses, Invenergy aims to deliver scalable power generation and storage solutions that contribute to a cleaner energy future.

Tallgrass Energy is a midstream energy company that owns, operates, and develops assets in North America. It specializes in the transportation, storage, and processing of natural gas and crude oil, as well as water services for the oil and gas industry. The company's assets include approximately 8,300 miles of natural gas pipeline, 850 miles of crude pipeline, and 300 miles of water pipeline, serving major basins across 11 states. Tallgrass Energy was founded in 2012 and is headquartered in Leawood, Kansas.

Texas Genco is a prominent wholesale electric power generating company in the United States, with a generating capacity exceeding 14,000 megawatts. It operates 11 power generating facilities that encompass 60 generating units and features a diverse energy portfolio utilizing natural gas, oil, coal, lignite, and uranium. Additionally, Texas Genco holds a 30.8% stake in the South Texas Project Electric Generating Station, which includes two nuclear units, each with a capacity of 1,250 megawatts. The company primarily sells electric generation capacity, energy, and ancillary services within the Electric Reliability Council of Texas (ERCOT) market, the largest power market in Texas.