The Home Depot, Inc. is an American multinational home improvement retail corporation which sells tools, construction products, appliances, and services including fuel and transportation rentals.

Tigo Energy is an American private corporation, headquartered in Los Gatos, California, United States. It provides products, technologies, software, and services to installers, distributors, and original equipment manufacturers within the photovoltaic industry.

Walmart Inc. is an American multinational omnichannel retail corporation that operates a chain of hypermarkets (also called supercenters), discount department stores, grocery stores, pharmacies, and gas stations in the United States and 19 other countries.

IKEA ( eye-KEE-ə, Swedish: [ɪˈkêːa]) is a multinational conglomerate founded in Sweden that designs and sells ready-to-assemble furniture, household goods, and other related services. IKEA was founded in 1943 by Ingvar Kamprad, and has been the world's largest furniture retailer since 2008.

Lowe's Companies, Inc. ( LOHZ) is an American retail company specializing in home improvement.

Octopus Energy Group Limited (formerly Octopus Energy Limited and Octopus Energy Holdings Limited), known as Octopus Energy, is a British company operating in the fields of energy generation and supply. It was founded in 2015 with the backing of Octopus Group, a British asset management company.

Altenergy Power System better known as APsystems (formerly APS) is a global technology company that operates in the renewable energy space. APsystems is a provider of multi-platform module-level power electronics (MLPE) solutions for the solar photovoltaic (PV) industry.

A prefabricated building, informally a prefab, is a building that is manufactured and constructed using prefabrication. It consists of factory-made components or units that are transported and assembled on-site to form the complete building.

Building officials of developed countries are generally the jurisdictional administrator of building and construction codes, engineering calculation supervision, permits, facilities management, and accepted construction procedures.

This is a list of notable industry trade groups in the United States.