Johns Manville
Johns Manville is an American company based in Denver, Colorado, that manufactures insulation, roofing materials and engineered products. For much of the 20th century, the then-titled Johns-Manville Corporation was the global leader in the manufacture of asbestos-containing products, including asbestos pipe…
SunLink
SunLink Corporation was a privately owned company headquartered in Mill Valley, California that manufactured renewable energy products. SunLink's Warehouse and Training Center was located in San Leandro, California.
SolaX Power
SolaX Power Network Technology (Zhejiang) Co., Ltd. (Chinese: 艾罗能源), commonly known as SolaX Power or SolaX, is a Chinese manufacturer of solar inverters and energy-storage products headquartered in Hangzhou, Zhejiang.
Solar power in China
China is the largest market in the world for both photovoltaics (PV) and solar thermal energy. Its PV capacity crossed 1,000 gigawatts (one terawatt, 1 TW) in May 2025.
Wind power
Wind power is the use of wind energy to generate useful work. Historically, wind power was used by sails, windmills and windpumps, but today it is mostly used to generate electricity.
Water heating
Water heating is a heat transfer process that uses an energy source to heat water above its initial temperature. Typical domestic uses of hot water include cooking, cleaning, bathing, and space heating.
A.G. Barr
A.G. Barr p.l.c., commonly known as Barr's, is a soft drink and energy drink manufacturer based in Cumbernauld, Scotland. It is widely known for manufacturing the drink Irn-Bru.
Mulalo Doyoyo
Mulalo Doyoyo (13 August 1970 – 11 March 2024) was a South African engineer, inventor, and professor. Doyoyo was a researcher in applied mechanics, ultralight materials, green building, renewable energy, and other fields of engineering.
BayWa
BayWa AG (until 1972: Bayerische Warenvermittlung landwirtschaftlicher Genossenschaften AG) is an internationally active group headquartered in Munich, Germany. Originally founded to support domestic agriculture, the company expanded its activities to the construction and energy sectors.
Solar cell research
There are currently many research groups active in the field of photovoltaics in universities and research institutions around the world. This research can be categorized into three areas: making current technology solar cells cheaper and/or more efficient to effectively compete with other energy sources; developing…