Canadian Solar Inc. (NASDAQ: CSIQ) is a global renewable energy company. Headquartered in
Kitchener, Ontario
Kitchener is a city in the Canadian province of Ontario, about west of Toronto. It is one of three cities that make up the Regional Municipality of Waterloo and is the regional Administrative centre, seat. Kitchener was known as Berlin until a ...
, the company manufactures solar
PV modules, provides battery energy storage solutions and develops utility-scale solar power and battery energy storage projects.
History
Dr. Shawn Qu founded Canadian Solar in 2001 in
Guelph
Guelph ( ; 2021 Canadian Census population 143,740) is a city in Southwestern Ontario, Canada. Known as The Royal City, it is roughly east of Kitchener, Ontario, Kitchener and west of Downtown Toronto, at the intersection of Ontario Highway 6, ...
, Ontario.
In November 2006, the company
went public () trading at $15 per share. The company acquired the solar developer Recurrent Energy from
Sharp Corporation
is a Japanese electronics company. It is headquartered in Sakai, Osaka, and was founded by Tokuji Hayakawa in 1912 in Honjo, Tokyo, and established as the Hayakawa Metal Works Institute in Abeno-ku, Osaka, in 1924. Since 2016, it is majority o ...
for approximately $265 million in 2015.
In October 2017, Canadian Solar listed the Canadian Solar Infrastructure Fund Inc. (CFSI) on the
Tokyo Stock Exchange
The , abbreviated as Tosho () or TSE/TYO, is a stock exchange located in Tokyo, Japan.
The exchange is owned by Japan Exchange Group (JPX), a holding company that it also lists (), and operated by Tokyo Stock Exchange, Inc., a wholly owned sub ...
. The fund’s
initial public offering
An initial public offering (IPO) or stock launch is a public offering in which shares of a company are sold to institutional investors and usually also to retail (individual) investors. An IPO is typically underwritten by one or more investm ...
(IPO) of 177,800 investment units was priced at
JPY 100,000 (US $879) per unit. The proceeds supported the acquisition of 13 solar power facilities with a combined capacity of 72.7 MWp from Canadian Solar subsidiaries in Japan.
In 2021, the firm relocated Recurrent Energy, its subsidiary that develops, owns, and operates solar and energy storage projects globally, to
Austin,Texas.
In September 2022, Canadian Solar launched a residential energy storage solution, the EP Cube. Up to six units can be connected to deliver up to 119.9
kWh of energy storage and 45.6
kW output for home use.
In June 2023, Canadian Solar announced plans to construct its first U.S. manufacturing plant in Mesquite, Texas. The $250 million plant, which will employ up to 1,500 people, is designed to produce 20,000 solar panels a day, totaling 5 GW of annual production capacity.
In March 2024, Canadian Solar agreed to supply Sol Systems with solar modules from the finished factory. The company’s other manufacturing centers are in Asia and Canada.
In June 2023, CSI Solar, the solar manufacturing subsidiary of Canadian Solar, completed an IPO and began trading on the Shanghai Stock Exchange. Shares in the IPO were listed at
RMB 11.10 (US $1.55) each, with total closing revenue of approximately RMB 6 billion (US $840 million).
In July 2023, the firm's utility-scale battery energy storage subsidiary was rebranded from CSI Energy Storage to e-STORAGE. The subsidiary’s two automated factories supply battery energy storage solutions to the US, Canada, the UK, and China.
In November 2024, Canadian Solar announced plans to construct a $712 million battery plant in Shelbyville, Kentucky. The largest economic development project in Shelby County history, the Shelbyville Battery Manufacturing plant will build utility-scale batteries that utilities and project developers will use for energy storage. Located about 30 miles from downtown Louisville, the one-million-square-foot project will initially have a capacity of 3 GWh, with a second phase expected to double production capacity. Limited production is scheduled to begin in 2025, with full-scale production expected in early 2026.
Canadian Solar participates in the
United Nations Global Compact
The United Nations Global Compact is a non-binding United Nations pact to get businesses and firms worldwide to adopt sustainable and socially responsible policies, and to report on their implementation. The UN Global Compact is the world's ...
and
CDP Climate Change Disclosure as of 2023. Released in 2024, Canadian Solar’s 2023 Corporate Sustainability Report cited ongoing reductions in greenhouse gas emissions and energy, water, and waste intensities.
Controversies
In 2021, the
Human Rights Foundation
The Human Rights Foundation (HRF) is a non-profit organization that focuses on promoting and protecting human rights globally, with an emphasis on authoritarian regimes. HRF organizes the Oslo Freedom Forum. The Human Rights Foundation was founde ...
criticized Canadian Solar after ''
The Globe and Mail
''The Globe and Mail'' is a Newspapers in Canada, Canadian newspaper printed in five cities in Western Canada, western and central Canada. With a weekly readership of more than 6 million in 2024, it is Canada's most widely read newspaper on week ...
'' reported that the company operated a solar farm in
Xinjiang
Xinjiang,; , SASM/GNC romanization, SASM/GNC: Chinese postal romanization, previously romanized as Sinkiang, officially the Xinjiang Uygur Autonomous Region (XUAR), is an Autonomous regions of China, autonomous region of the China, People' ...
, China, near a
Uyghur internment camp. The ''
Guelph Mercury Tribune'' later reported a second solar farm in Xinjiang with ties to a supplier of Canadian Solar. ''The Globe'' also reported a 2019 agreement between Canadian Solar and
polysilicon
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 produ ...
manufacturer GCL-Poly, a company whose Xinjiang subsidiary had ties to forced labor. In 2021, Canadian Solar denied any connection to forced labor in its operations or supply chain and was working with polysilicon suppliers to establish auditing processes.
Asked about the firm at a press conference, Prime Minister
Justin Trudeau
Justin Pierre James Trudeau (born December 25, 1971) is a Canadian politician who served as the 23rd prime minister of Canada from 2015 to 2025. He led the Liberal Party from 2013 until his resignation in 2025 and was the member of Parliament ...
"follow up with... all companies that have investments in that area, to ensure they are following Canadian values and Canadian law." Later that year, Canadian Solar sold both of its Xinjiang solar power plants to a consortium of Chinese banks and investment groups and no longer has any Xinjiang locations, The ''Mercury Tribune'' reported. In August 2023, the U.S. Department of Commerce ruled that Canadian Solar circumvented tariffs on Chinese-made goods.
Manufacturing
Canadian Solar operates production facilities in the United States, Canada, China, Indonesia, Vietnam and Brazil, where it manufactures ingots, wafers, solar cells, solar PV modules, solar power systems, and other solar products.
Products
PV Modules and Systems -- The firm's standard PV modules are powered 210mm and 182mm N-type TOPCon solar cells that absorb and convert light from both sides of the module.
As of 2024, Canadian Solar delivered more than 133 GW of solar PV modules globally, making the firm one of the largest global suppliers of TOPCon solar cell technology.
Utility-Scale Solar PV Projects -- Since entering the project development business in 2010, Canadian Solar has developed, built, and connected over 10 GWp of solar power projects and 3.3 GWh of battery energy storage projects across the world.
Awards & Recognition
2023 – Environmental Finance, a U.K.-based sustainability publication, awarded its Global Sustainability Reporting of the Year Award to Canadian Solar for the company's 2023 Corporate Sustainability Report. The company’s 2022 Sustainability Report received the Green Project Bond of the Year Award from Environmental Finance for a JPY8.1 billion ($75 million) green project bond for 43 MW solar projects in
Ibaraki and
Hiroshima
is the capital of Hiroshima Prefecture in Japan. , the city had an estimated population of 1,199,391. The gross domestic product (GDP) in Greater Hiroshima, Hiroshima Urban Employment Area, was US$61.3 billion as of 2010. Kazumi Matsui has b ...
,
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
.
Notable Projects
2024
United States –
Super Bowl LVIII
Super Bowl LVIII was an American football game played to determine the champion of the National Football League (NFL) for the 2023 NFL season, 2023 season. A rematch of Super Bowl LIV four years prior, the American Football Conference (AFC) 20 ...
at
Allegiant Stadium
Allegiant Stadium is a domed multi-purpose stadium located in Paradise, Nevada, southwest of adjacent Las Vegas. Opened in 2020, it is the home field of the Las Vegas Raiders of the National Football League (NFL) and the University of Nevada ...
in
Las Vegas
Las Vegas, colloquially referred to as Vegas, is the most populous city in the U.S. state of Nevada and the county seat of Clark County. The Las Vegas Valley metropolitan area is the largest within the greater Mojave Desert, and second-l ...
,
Nevada
Nevada ( ; ) is a landlocked state in the Western United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, th ...
on February 11, 2024, was powered entirely by
renewable energy
Renewable energy (also called green energy) is energy made from renewable resource, renewable natural resources that are replenished on a human lifetime, human timescale. The most widely used renewable energy types are solar energy, wind pow ...
from the EDF Arrow Canyon solar-plus-storage project on the
Moapa Indian Reservation near Las Vegas. The 275-megawatt project uses bifacial panels supplied by Canadian Solar.
South Africa – CSI Solar Co. Ltd., a Canadian Solar subsidiary, supplied 256 megawatts of solar modules for
South Africa’s two largest utility-scale solar projects. Developed by SOLA Group in South Africa’s
North West Province
North West ( ; ) is a province of South Africa. Its capital is Mahikeng. The province is located to the west of the major population centre and province of Gauteng and south of Botswana.
History
North West was incorporated after the end of ...
, the projects are designed to generate 580 gigawatt hours of renewable energy annually, enough to power 40,000 households and reduce carbon emissions by 595,000 tons.
2023
Colombia – Canadian Solar completed
Colombia
Colombia, officially the Republic of Colombia, is a country primarily located in South America with Insular region of Colombia, insular regions in North America. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuel ...
’s first utility-scale battery storage project, a 45-megawatt, 45-megawatt-hour lithium-ion storage system in
Barranquilla
Barranquilla () is the capital district of the Atlántico department in Colombia. It is located near the Caribbean Sea and is the largest city and third port in the Caribbean region of Colombia, Caribbean coast region; as of 2018, it had a popul ...
designed to strengthen the electricity transmission network in northern Colombia. Developed by Colombia's Ministry of Energy and Mines, it was Canadian Solar’s first energy storage project in Latin America.
Brazil – Canadian Solar developed and constructed a 51.1-megawatt-peak solar power project in
Minas Gerais
Minas Gerais () is one of the 27 federative units of Brazil, being the fourth largest state by area and the second largest in number of inhabitants with a population of 20,539,989 according to the 2022 Brazilian census, 2022 census. Located in ...
, Brazil. The project includes approximately 130,000 Canadian Solar bifacial modules and generates over 107,748 megawatt hours of electricity annually.
2020
Canada – Canadian Solar supplied solar panels and
single-axis trackers to the
Suffield solar facility in Southeast
Alberta
Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...
,
Canada
Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
. The 32-megawatt peak, 23-megawatt alternating current plant was the largest solar project in Alberta at the time of its completion in 2020. Electricity from the plant purchased by
Direct Energy
Direct Energy LP is a North American retailer of energy and energy services. The company was founded in Toronto in 1986 and now has more than four million customers in Canada and the United States. Direct Energy is a subsidiary of NRG Energy.
Hi ...
supports approximately 7,400 households annually.
2019
Argentina – In 2019, the 100-megawatt
Cafayate solar plant opened in
Salta Province
Salta () is a Provinces of Argentina, province of Argentina, located in the northwest of the country. Neighboring provinces are from the east clockwise Formosa Province, Formosa, Chaco Province, Chaco, Santiago del Estero Province, Santiago del Es ...
. Developed by Canadian Solar, it was the largest solar power plant in Argentina at the time of its completion. Powered by more than 289,000 Canadian Solar high-efficiency modules, the plant generates more than 216 gigawatt-hours of electricity per year.
2018
Brazil – Canadian Solar developed and constructed 5 solar projects totaling 185 megawatts in
Pirapora in the state of
Minas Gerais
Minas Gerais () is one of the 27 federative units of Brazil, being the fourth largest state by area and the second largest in number of inhabitants with a population of 20,539,989 according to the 2022 Brazilian census, 2022 census. Located in ...
.
2017
Brazil – Canadian Solar supplied modules for the 191.5 MWp
Pirappora solar energy project from its 360 MWp modules factory established in Brazil to support the local market.
2016
Texas – Recurrent Energy, a Canadian Solar subsidiary, partnered with
Southern Power to develop the 157.5-megawatt
Roserock Solar project in Pecos County, Texas.
California – The 100-megawatt Mustang solar power project in
Kings County,
California
California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
reached commercial operation in 2016. Developed by Recurrent Energy, a Canadian Solar subsidiary, the project feeds power to the grid under two long-term contracts.
2015
Turkey – Canadian Solar supplied 27,000 solar modules for a 7.5-megawatt solar project in Turkey’s
Kayseri
Kayseri () is a large List of cities in Turkey, city in Central Anatolia, Turkey, and the capital of Kayseri Province, Kayseri province. Historically known as Caesarea (Mazaca), Caesarea, it has been the historical capital of Cappadocia since anc ...
Organized Industrial Zone. It was the country’s largest PV installation at the time of its completion. The project supported Turkey’s energy infrastructure overhaul and its goal of reaching 5 gigawatts of solar capacity by 2023.
Canada – The 100-megawatt, utility-scale Grand Renewable Solar Project in Ontario, which includes 445,000 solar modules from Canadian Solar, was the largest operational solar farm in Canada at the time of its construction.
2014
Honduras – Canadian Solar Inc''.'' supplied 146.4 megawatts of solar modules to two utility-scale solar projects in
Honduras
Honduras, officially the Republic of Honduras, is a country in Central America. It is bordered to the west by Guatemala, to the southwest by El Salvador, to the southeast by Nicaragua, to the south by the Pacific Ocean at the Gulf of Fonseca, ...
. The plants were developed by Solar Power S.A. de C.V. and Compania Hondurena de Energia Solar S.A. de C.V.
United States –The 5.86 MWp Lancaster Solar Project, located 50 miles northwest of
Boston
Boston is the capital and most populous city in the Commonwealth (U.S. state), Commonwealth of Massachusetts in the United States. The city serves as the cultural and Financial centre, financial center of New England, a region of the Northeas ...
,
Massachusetts
Massachusetts ( ; ), officially the Commonwealth of Massachusetts, is a U.S. state, state in the New England region of the Northeastern United States. It borders the Atlantic Ocean and the Gulf of Maine to its east, Connecticut and Rhode ...
, consists of 19,000 Canadian Solar modules. Developed by EDF Renewable Energy and Urban Green Technologies LLC, the project supplies energy to the town of
Billerica, Massachusetts.
2013
Denmark – Canadian Solar supplied 2,800 photovoltaic solar modules for a rooftop solar installation located north of
Copenhagen
Copenhagen ( ) is the capital and most populous city of Denmark, with a population of 1.4 million in the Urban area of Copenhagen, urban area. The city is situated on the islands of Zealand and Amager, separated from Malmö, Sweden, by the ...
in the Danish city of
Virum
Virum is a mostly residential, suburban neighbourhood in Lyngby-Taarbæk Municipality, located on both sides of Lyngby Kongevej, approximately 15 km north of central Copenhagen, Denmark. The neighbourhood is bordered by Furesø (lake), Lake F ...
. With a 605-kilowatt capacity, it was the largest rooftop solar installation in Denmark when it connected to the grid in 2013. The project was built by SRU Solar AG in collaboration with Danish energy company Greengo Energy.
2011
Italy – Canadian Solar supplied modules for the 70-megawatt Rovigo solar power plant in Northeast
Italy
Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
. Constructed by
SunEdison
SunEdison, Inc. (formerly MEMC Electronic Materials) is a renewable energy company headquartered in the U.S. In addition to developing, building, owning, and operating solar power plants and wind energy plants, it also manufactures high-purity ...
, it was the largest solar power plant in Europe at the time, generating enough energy to power more than 16,500 homes annually while reducing carbon emissions by over 40,000 tons per year.
Germany – Solarpark Senftenberg/Schipkau, a 166-megawatt solar power station in southern
Brandenburg
Brandenburg, officially the State of Brandenburg, is a States of Germany, state in northeastern Germany. Brandenburg borders Poland and the states of Berlin, Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony. It is the List of Ger ...
, was Germany's largest solar park at the time of its construction in 2011. It uses approximately 636,000 solar panels supplied by Canadian Solar. The solar park was named 2012 Solar Project of the Year Award by POWER-GEN International.
2010
Germany – Canadian Solar and Green City Energy jointly completed a 1-megawatt solar installation in Haertensdorf, Germany.
References
External links
* {{Official website
Renewable energy in Canada
Photovoltaics manufacturers
Companies based in Guelph
2001 establishments in Ontario
Energy companies established in 2001
Renewable resource companies established in 2001
Companies listed on the Nasdaq
Canadian brands
Canadian companies established in 2001