Philanthropists from California

Stephen Gary Wozniak (; born August 11, 1950), also known by his nickname "Woz", is an American electrical engineer, computer programmer, philanthropist, and inventor. In 1976, he co-founded Apple Computer with his early business partner Steve Jobs. Through his work at Apple in the 1970s and 1980s, he is widely recognized as one of the most prominent pioneers of the personal computer revolution.In 1975, Wozniak started developing the Apple I: 150  into the computer that launched Apple when he and Jobs first began marketing it the following year. He primarily designed the Apple II, introduced in 1977, known as one of the first highly successful mass-produced microcomputers, while Jobs oversaw the development of its foam-molded plastic case and early Apple employee Rod Holt developed its switching power supply. With human–computer interface expert Jef Raskin, Wozniak had a major influence over the initial development of the original Apple Macintosh concepts from 1979 to 1981, when Jobs took over the project following Wozniak's brief departure from the company due to a traumatic airplane accident. After permanently leaving Apple in 1985, Wozniak founded CL 9 and created the first programmable universal remote, released in 1987. He then pursued several other businesses and philanthropic ventures throughout his career, focusing largely on technology in K–12 schools.As of February 2020, Wozniak has remained an employee of Apple in a ceremonial capacity since stepping down in 1985. In recent years, he has helped fund multiple entrepreneurial efforts dealing in areas such as GPS and telecommunications, flash memory, technology and pop culture conventions, technical education, ecology, satellites and more.

Jeffery Michael Gordon (born August 4, 1971) is an American stock car racing executive and former professional stock car racing driver, who currently serves as the vice chairman of Hendrick Motorsports. He raced full-time from 1993 to 2015, driving the No. 24 Chevrolet for Hendrick Motorsports in the former NASCAR Winston Cup Series and Sprint Cup Series (now called NASCAR Cup Series), and also served as a substitute driver for Dale Earnhardt Jr. in the No. 88 Chevrolet for Hendrick Motorsports in select races during the 2016 season. He is regarded as one of the best and most influential drivers in NASCAR history, helping the sport reach mainstream popularity.
Gordon started his professional racing career in the Busch Series with Hugh Connerty Racing, followed by Bill Davis Racing, winning three races, and began racing full-time in the NASCAR Winston Cup Series for Hendrick Motorsports in 1993. He is a four-time Cup Series champion, having won the title in 1995, 1997, 1998, and 2001. He also won the Daytona 500 three times in 1997, 1999, and 2005. Gordon has completed three career Grand Slams and has won a total of sixteen Crown Jewel races (three Daytona 500s, four Talladega 500s, three Coca-Cola 600s, and six Southern 500s), both of which are all-time records.
He is third on the all-time Cup wins list with 93 career wins, while having the record for the most wins in NASCAR's modern era (1972–present) and the most wins in one modern era season, with 13 during the 1998 NASCAR Winston Cup Series. Gordon's 81 pole positions led all active drivers and is third all-time, and also a modern era record; Gordon won at least one pole in 23 consecutive seasons, making this a NASCAR record. Other records include the most restrictor plate track wins with 12 and the most road course wins with 9, and he was the active "iron man" leader for consecutive races participated in with 797 through the 2015 season.In 1998, NASCAR named Gordon to its 50 Greatest Drivers list. Ten years later in a 2008 article, ESPN's Terry Blount ranked him 10th in the 25 Greatest Drivers of All-Time. Foxsports.com named him as the fifth best NASCAR driver of all time. He was inducted into the NASCAR Hall of Fame in 2019. As of 2016, Gordon was considered the highest-paid NASCAR driver ever and the 18th highest-paid athlete of all-time with $515 million in career earnings, per Forbes.Gordon, along with Rick Hendrick, co-owns the No. 48 Chevrolet previously driven by Jimmie Johnson, who won seven Cup championships from 2006 to 2010, 2013, and in 2016. Gordon also has an equity stake in the No. 24 team. Gordon also owned a Busch Series team between 1999 and 2000, Gordon/Evernham Motorsports (co-owned with Ray Evernham; later solely owned as JG Motorsports), winning twice.

Britney Jean Spears (born December 2, 1981) is an American singer. Often referred to as the "Princess of Pop", she is credited with influencing the revival of teen pop during the late 1990s and early 2000s. Spears has sold over 150 million records worldwide, making her one of the world's best-selling music artists. She has earned numerous awards and accolades, including a Grammy Award, 15 Guinness world records, six MTV Video Music Awards, seven Billboard Music Awards (including the Millennium Award), the inaugural Radio Disney Icon Award, and a star on the Hollywood Walk of Fame. Her heavily choreographed videos earned her the Michael Jackson Video Vanguard Award.
After appearing in stage productions and television series, Spears signed with Jive Records in 1997 at age fifteen. Her first two studio albums, ...Baby One More Time (1999) and Oops!... I Did It Again (2000), are among the best-selling albums of all time and made Spears the best-selling teenage artist of all time. With first-week sales of over 1.3 million copies, Oops!... I Did It Again held the record for the fastest-selling album by a female artist in the United States for fifteen years. Spears adopted a more mature and provocative style for her albums Britney (2001) and In the Zone (2003), and starred in the 2002 film Crossroads. She was executive producer of her fifth studio album, Blackout (2007), often referred to as her best work. Following a series of highly publicized personal problems, promotion for the album was limited, and Spears was involuntarily placed in a conservatorship.
Subsequently, Spears released the chart-topping albums, Circus (2008) and Femme Fatale (2011), the latter of which became her most successful era of singles in the US charts. With "3" in 2009 and "Hold It Against Me" in 2011, Spears became the second artist after Mariah Carey in the Billboard Hot 100's history to debut at number one with two or more songs. She embarked on a four-year concert residency, Britney: Piece of Me, at Planet Hollywood Resort & Casino in Las Vegas to promote her next two albums Britney Jean (2013) and Glory (2016). In 2019, Spears' legal battle over her conservatorship became more publicized and led to the establishment of the #FreeBritney movement. In 2021, the conservatorship was terminated following her public testimony in which she accused her management team and family of abuse.In the United States, Spears is the fourth best-selling female album artist of the Nielsen SoundScan era, as well as the best-selling female album artist of the 2000s. She was ranked by Billboard as the eighth-biggest artist of the 2000s. Spears has had six number-one albums on the Billboard 200 and five number-one singles on the US Billboard Hot 100: "...Baby One More Time", "Womanizer", "3", "Hold It Against Me", and "S&M (Remix)". Other hit singles include "Oops!... I Did It Again", "I'm a Slave 4 U", "Toxic", "Gimme More", and "Piece of Me". "...Baby One More Time" was named the greatest debut single of all time by Rolling Stone in 2020. In 2004, Spears launched a perfume brand with Elizabeth Arden, Inc.; sales exceeded $1.5 billion as of 2012. Forbes has reported Spears as the highest-earning female musician of 2001 and 2012. By 2012, she had topped Yahoo!'s list of most searched celebrities seven times in twelve years. Time named Spears one of the 100 most influential people in the world in 2021. Spears placed first in the Time reader poll.

Katherine Loker (August 13, 1915 – June 26, 2008) was an American heiress and philanthropist. She donated tens of millions of dollars to fund university programs and infrastructure improvement at California State University, Dominguez Hills, Harvard University, and the University of Southern California (USC). She also made significant contributions to the California Museum of Science and Industry, the California Hospital Medical Center in Los Angeles, the Donald P. Loker Cancer Treatment Center, the Los Angeles Music Center, and the Richard Nixon Library in Yorba Linda, among other institutions. She was honored in 1996 with the Harvard Alumni Association Medal and in 2007 received the Presidential Medallion, the highest award of USC. Loker was awarded an honorary doctorate from USC in 1997 and an honorary Doctor of Humane Letters degree from the Harvard in 2000. In 1999, The New York Times spotlighted her leading role in philanthropy. The rose 'Katherine Loker' is named in her honor as are many facilities in California and Massachusetts.

Stephen Davison Bechtel Jr. (May 10, 1925 – March 15, 2021) was an American billionaire, businessman, civil engineer, and co-owner of the Bechtel Corporation. He was the son of Stephen Davison Bechtel Sr. and grandson of Warren A. Bechtel, who founded the Bechtel Corporation. He was known for expanding the global footprint of the corporation through several of its international projects. Some of the projects executed under his leadership of the company included King Khalid International Airport in Riyadh as well as Jubail Industrial City in Saudi Arabia as well as oil platforms in the North Sea, liquefied natural gas plants in Algeria, Indonesia and the United Arab Emirates.
Bechtel also served on the board of General Motors and International Business Machines. He had a bachelor's degree from the Purdue University and a master's degree from the Stanford Graduate School of Business.
At the time of his death, he had a net worth of nearly US$3 billion according to Forbes.