Infrastructure assets are long-lived assets that provide sustainable services that are essential for a functioning economy. There are three broad categories, transportation, utilities, and communications. These include energy such as power generation plants, transmission, and renewables, water and wastewater networks and desalination plants, transportation such as ports, rail, airports, roads, bridges and parking, communications such as cable networks and satellites, and social structures such as hospitals, prisons, schools, courts, and public housing. Investor profile definitions: