Pacific Gas and Electric Company (PG&E) is an American investor-owned utility (IOU). The company is headquartered at Kaiser Center, in Oakland, California.

Renewable energy (also called green energy) is energy made from renewable natural resources that are replenished on a human timescale. The most widely used renewable energy types are solar energy, wind power, bioenergy/biomass, and hydropower.

The electricity sector of Armenia includes several companies engaged in electricity generation and distribution. Generation is carried out by multiple companies both state-owned and private.

Eskom Hld SOC Ltd or Eskom is a South African state-owned electricity public utility. Eskom was established in 1923 as the Electricity Supply Commission (ESCOM) (Afrikaans: Elektrisiteitsvoorsieningskommissie (EVKOM)).

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.

This is a list of notable photovoltaics (PV) companies. Grid-connected solar photovoltaics (PV) is the fastest growing energy technology in the world, growing from a cumulative installed capacity of 7.7 GW in 2007, to 320 GW in 2016.

California produces more renewable energy than any other state in the United States except Texas. In 2018, California ranked first in the nation as a producer of electricity from solar, geothermal, and biomass resources and fourth in the nation in conventional hydroelectric power generation.

Renewable energy developed rapidly in Italy between 2005 and 2023, nearly doubling, and provided the country with a means of diversifying from its historical dependency on imported fuels. Solar power accounted for around 17% of the total electric production in the country in 2025.

A cement is a binder used for construction that sets, hardens, and adheres to other materials to bind them together. Cement is seldom used on its own, but rather to bind sand and gravel (aggregate) together.

Polycrystalline silicon, or multicrystalline silicon, also called polysilicon, poly-Si, or mc-Si, is a high-purity, polycrystalline form of silicon, used as a raw material by the solar photovoltaic and electronics industry. Polysilicon is produced from metallurgical grade silicon by a chemical purification process,…