Before her 1978 marriage to high-profile lawyer Robert Kardashian, who famously defended O.J. Simpson in his 1995 murder trial, Jenner worked as a flight attendant for American Airlines, The New York Times reported.According to Forbes, Jenner wrote in her 2011 autobiography Kris Jenner... and All Things Kardashian that she had no money to her name while married to Kardashian.After her divorce from Robert Kardashian, Jenner married Olympic athlete Caitlyn Jenner, who transitioned in 2015, the same year that the couple divorced. In the 1990s, however, Jenner became her then spouse's manager, creating a press kit and pitching Caitlyn for public speaking gigs, she said on Janet Mock's podcast Never Before with Janet Mock.Forbes reported that Jenner opened a children's clothing store in Calabasas, California called Smooch, which she ran with her daughter Kourtney. E! News reported that the store closed in 2009. In 2007, Jenner met with producer Ryan Seacrest and pitched Keeping Up With The Kardashians, Forbes reported, eventually selling a reality show that chronicled her family's chaotic life. The first season of the show premiered later that year. However, the amount of that original contract isn't publicly known, Insider previously reported.In 2012, the family closed a three-year deal with E!, Deadline reported. That deal also extended E!'s first look provision for other unscripted ideas and concepts involving the family. In 2015, Variety reported that the family renewed their contract with E!, though a representative for the network refused to confirm the amount. According to The Hollywood Reporter, that deal was worth approximately $80 million. In 2017, the Kardashian-Jenner family and E! extended the family's contract again, with an anonymous source telling Variety that the contract had been renewed through 2020 and totaled below $100 million. E! refused to comment on the specifics of the contract extension, including the price. In 2011, Jenner launched her line for QVC called the Kris Jenner Kollection, WWD reported that year. Jenner had previously sold exercise equipment on the network with Caitlyn Jenner in the 1990s.According to the New York Times, Jenner once accepted a tooth-whitening endorsement that she later regretted, calling it too cheesy. The momager also did a six-week test run of a talk show with the Fox TV Station Group in 2013, The Hollywood Reporter reported, but the show wasn't picked up for a full season and did not continue. In 2014, Jenner also released her cookbook In the Kitchen with Kris.Variety reported that the six main cast members of The Kardashians — Kris, Kourtney, Kim, Khloé, Kendall, and Kylie — all split a nine-figure salary for the series, with Khloé telling the publication that they were all equals. Neither Variety's report nor the family disclosed the exact amount. There were multiple options when it came to the family's new network, Variety reported, and they eventually landed at Disney, which releases The Kardashians on Hulu. Walt Disney Television chairman of entertainment Dana Walden told Variety that while the deal to bring the family to Hulu was pricey, she felt that Disney had stepped up to a great deal that they very much deserve.Jenner told Forbes that she cut a deal with her children from the start of their business ventures, saying that she would work hard to support them and take a 10% cut. Forbes reported that she takes 10% in gross revenue from her children's products, TV shows, and modeling gigs. She did not disclose her personal earnings to Forbes.Her children's brands include Kim Kardashian's Skims, Khloé Kardashian's Good American, Kourtney Kardashian's Poosh, Kendall Jenner's 818 Tequila, and Kylie Jenner's Kylie Cosmetics.Jenner told Forbes that she personally invested in her daughter Kendall's 818 Tequila.According to Forbes, Jenner is estimated to have stakes in her children's businesses, including an estimated 1% stake in Skims (valued at $3.2 billion in January), a 5% stake in Kylie Cosmetics (valued at $1.2 million in January 2020, when Coty acquired a 51% stake), and a 10% stake in Good American.Forbes reported that Jenner's estimated 10% stake in KKW Beauty, which has since been sunsetted in favor of Kim Kardashian's skincare brand SKKN by Kim, translated to a $20 million gain when beauty giant Coty acquired a 20% stake in the business in January 2021. Jenner is the co-founder of the cleaning product brand Safely alongside co-founder Emma Grede. According to Forbes, Jenner owns an estimated 7% of the company, although the amount of funding that it raised has yet to be disclosed. Neither Jenner nor Grede commented on Safely's revenues to Forbes. According to the publication Dirt, Jenner's 16,000-square-foot Hidden Hills mansion in the San Fernando Valley cost $20 million. Jenner showed off the home in season one, episode five of The Kardashians, and it includes a fridge full of lush green vegetables, a home theater, and a closet full of china dishware. Dirt also reported in 2018 that Jenner purchased a $12 million mansion in La Quinta, California, located in the Coachella Valley.Jenner also owns a condo in Beverly Hills, which she famously kinda forgot about once, as she typically uses it as a gift-wrapping station at Christmastime. According to the South China Morning Post, Jenner owns several cars that she's bought and been gifted over the years, ranging from a Bentley to a Moke electric car personally given to her by Moke America CEO Todd Rome in 2017. There have been a few notable acquisitions: Jenner's daughter Kylie surprised her mother in 2018 with a $250,000 488 Gran Turismo Berlinetta Ferrari in red for her birthday that year, People previously reported.In 2021, Jenner also became the first owner of the $332,500 Rolls-Royce Ghost in North America, People reported. The Wall Street Journal reported in September that Kim Kardashian and Jay Sammons, a former partner at Carlyle Group Inc., had launched a private equity firm called SKKY Partners.Sammons confirmed to the Wall Street Journal that Jenner would also join SKKY as a partner. As of 2022, Forbes estimates Jenner's wealth to be approximately $230 million. In 2022, she was added to the publication's 50 Over 50: Lifestyle list and ranks at number 93 on Forbes' list of the richest self-made women.