Koch Minerals, LLC is a major dry-bulk commodity trader handling over 40 million tons of products annually. It plays a significant role in global commodity trading.

In 1925, Fred C. Koch, along with Lewis Winkler, formed the Winkler-Koch Engineering Company in Wichita, after developing a more efficient method to convert heavy oil into gasoline.

In 1927, Fred C. Koch developed an innovative refining process.

In 1929, Fred Koch convinced Josef Stalin's authoritarian government in the Soviet Union to pay him $5 million to construct oil refineries. This marked the beginning of his ventures in the oil industry.

Charles G. Koch, born in 1935, is the CEO and Chairman of Koch Industries.

Fred C. Koch founded Koch Industries in 1940 after developing an innovative crude oil refining process.

In 1942, Koch Industries was incorporated as Rock Island Oil & Refining Company. The company had 8,000 employees and sales of $16.00 billion.

In 1943, Koch Industries acquired Spring Creek Ranch in Kansas Flint Hills.

In 1946, Koch Industries acquired the Rock Island Oil & Refining Co. in Oklahoma.

In 1947, Fred Koch purchased the Rock Island refinery in Oklahoma, adding to his growing portfolio in the oil sector and enhancing his business operations.

In 1948, Wood River built a products pipeline to Rockford, Illinois.

In 1951, Koch Industries added a ranch in Montana.

In 1952, Fred Koch won a $1.5 million settlement after a series of lawsuits against him by major oil companies. This marked a significant legal victory for Koch.

In 1953, Koch Industries added a ranch in Texas.

In 1958, Fred Koch helped found the ultraconservative John Birch Society, reflecting his aversion to Soviet communism. The society became known for its warnings about the threat of communists to the United States.

Between 1960 and now, the value of the S&P 500 grew about 100-fold, while the value of Koch Industries grew more than 1,600-fold, showcasing Koch's financial strength and success.

Charles Koch, son of Fred C. Koch, joined Koch Industries in 1961. Under his leadership, the company grew to become the second-largest privately held company in North America.

Charles Koch transformed the obscure Wichita oil company, Koch Industries, into a $110 billion colossus over the span of 50 years.

In 1968, Wood River Oil and Refining Company was renamed Koch Industries in honor of Fred Koch, the year after his death. This marked a significant milestone in the company's history.

In 1969, Koch Industries acquired majority interest in a Minnesota refinery previously owned by Great Northern Oil Co.

In 1970, Charles Koch's brother, David Koch, joined the family firm. David started as a technical services manager and later became the president of Koch Engineering in 1979.

In 1971, David H. Koch joined Koch Industries, becoming a significant figure within the company.

In 1979, Koch Industries acquired a real estate portfolio from Chrysler, expanding its assets.

In 1981, Koch Industries acquired a refinery located in Corpus Christi from Sun Oil, enhancing its presence in the oil industry.

In June 1983, after a legal and boardroom battle, Frederick R. Koch and William 'Bill' Koch were bought out, and Charles Koch and David Koch became majority owners of Koch Industries.

Koch Industries acquired the Bigheart Pipe Line in Oklahoma in 1986, further strengthening its pipeline system.

In 1988, Koch Industries began constructing the Texas Pipeline, a refined product line connecting Corpus Christi to the San Antonio, Austin, and Dallas-Ft. Worth areas. The project was completed in May 1990.

In 1989, Koch Industries purchased the assets of John Zink Company of Tulsa, a leading manufacturer of pollution control equipment for the petroleum and petrochemical industries.

Koch Industries bought the Corpus Christi marine terminal, pipelines, and gathering systems of Scurlock Permian in 1991, enhancing its presence in the energy sector.

In 1992, Koch Industries acquired United Gas Pipe Line, which was later renamed Koch Gateway Pipeline. This purchase extended the company's pipeline system from Texas to Florida.

In 1993, Koch Industries acquired Elf Asphalt.

In October 1994, a pipeline broke and discharged over 90,000 gallons of crude oil into Gum Hollow Creek in Refugio County, Texas, leading to contamination of Nueces River and Corpus Christi Bays.

In 1995, Koch Industries acquired the Kerr-McGee refinery located in Corpus Christi.

In 1996, an 8-inch-diameter steel LPG pipeline operated by Koch Pipeline Company ruptured near Lively, Texas, resulting in a gas leak that caused a fatal explosion when ignited by a vapor cloud.

Since 1997, the Koch Brothers have reportedly funneled over $100 million to various groups denying climate change science, contributing significantly to the climate change denial movement.

In 1998, Koch Industries purchased Purina Mills, the leading producer of animal feed in the United States. However, due to sluggish energy and livestock prices, Koch had to downsize its operations in the following years.

In 1999, a Texas jury found Koch Pipeline Company negligent in a pipeline rupture incident and awarded the victims' families $296 million in compensation.

In September 2000, Koch Industries and employees faced a 97-count indictment for alleged Clean Air Act violations and benzene emissions from a plant in Corpus Christi, Texas.

In December 2000, Koch Petroleum settled with the Justice Department and EPA by agreeing to invest $80 million in pollution-control equipment at refineries in Texas and Minnesota.

In September 2001, Koch Industries acquired KoSa, the largest producer of polyester in the world.

In 2002, Koch Industries formed Entergy-Koch LP in collaboration with Entergy Corp. to engage in the delivery, trade, and marketing of natural gas, power, and other energy-related commodities and risk management products.

In June 2003, Flint Hills Resources settled for improper exporting of crude petroleum from the US to Canada, facing 40 violations and a civil penalty of $200,000.

In May 2004, Koch acquired two pulp mills from Georgia-Pacific and invested $100 million in the business, now known as Koch Cellulose. The company plans to further invest up to $200 million in the mills.

In 2005, Koch Industries paid over $13 billion to acquire the Georgia-Pacific Corporation, a major manufacturer and distributor of tissue, pulp, paper, and other products.

In 2006, a Flint Hills Resources refinery in North Pole, Alaska, was fined $16,000 by the EPA for multiple violations and was required to invest $60,000 in safety equipment.

A Canadian subsidiary of Koch Industries contributed to the Fraser Institute, a conservative Canadian public policy think tank, prior to 2008.

Koch Industries, a major private corporation, was revealed to be secretly funding the climate denial movement in 2010.

In 2011, Koch Industries was highlighted for its continued involvement in fueling climate denial despite public awareness.

Concerns raised about keeping Americans at risk of a poison gas disaster related to Koch Industries.

In late 2012, Koch Industries spent $1.2 billion to acquire a 44% stake in Guardian Industries, a glass manufacturer with 18,000 employees. The connection to Koch was facilitated by Guardian board member Byron Trott of Goldman Sachs.

In 2013, Koch Energy Solutions purchased Odessa Power, a 1,055 megawatt combined cycle gas power plant located in Texas.

In August 2014, Koch Industries was involved in various mergers and acquisitions as highlighted in the report 'Koch Industries: At A Glance'. The document provided insights into the company's strategic moves in the business landscape.

In September 2014, Koch Industries, along with the private equity arm of Goldman Sachs, acquired Flint Group, a printing ink producer, for $3 billion.

In December 2014, Koch Industries acquired Oplink Communications, an optical networking device maker, for $445 million.

Charles Koch was interviewed about the 2016 race, climate change, and his influence on August 4, 2015.

A Koch brother's statement on climate change was linked to the changing climate, as reported on April 12, 2016.

The Koch Brothers provided funding to front groups defending Exxon in an ad on June 21, 2016.

In November 2017, Koch Disruptive Technologies, the corporation's venture arm, was established, led by Chase Koch.

Koch Docs, a new online archive, provides primary source documents related to Charles Koch, Koch Industries, and their political agenda.

The book 'Kochland' by Christopher Leonard was released, detailing the history of Koch Industries and the influence of the Koch brothers in American politics and business.

David Koch, one of the major owners of Koch Industries, passed away on August 23, 2019.

Documents from the KochDocs archive reveal key facts about Charles Koch's relationship with ALEC.

On June 24, 2020, API and Koch Industries were sued by the Minnesota Attorney General's office for allegedly misleading consumers about climate change.

In December 2021, Rupert Murdoch and Jerry Hall acquired a ranch in Montana from Matador Cattle Company, a subsidiary of Koch Industries, for $200 million.

In March 2023, Koch Industries announced a leadership restructuring with Charles Koch remaining chairman and co-CEO alongside Dave Robertson.