6. Safra Catz, Oracle co-CEO
Image: Flickr/Oracle PR
Safra Catz is ranked 20th on this year's list, climbing four places from last year's place of 24th.
Catz took the step up to the co-CEO role at Oracle at the end of 2014 as founder Larry Ellison moved aside to become CTO.
She now shares responsibilities for leading strategy at one of the world's largest tech firms alongside former HP CEO Mark Hurd.
Catz current net worth is $510 Million.
7. Ruth Porat, Alphabet CFO
Ruth Porat is ranked 27th on this year's list, climbing five places from last year.
Porat made the jump from Wall Street to Silicon Valley last this year, an increasingly common scenario of top talent moving from finance to tech. Having previously served as chief financial officer and executive vice president for Morgan Stanley, she is now CFO for Google parent company Alphabet.
8. Ursula Burns, Xerox CEO
Ursula Burns is ranked 34th on this year's list, falling five places from 2015.
Burns is responsible for leading the printer firm's move into outsourced services. She joined Xerox in 2009 as the first female African-American CEO of a Fortune 500 company, having worked at the company since 1980.
Burns recently indicated that she will be stepping down at the company next year after six years as CEO.
9. Lucy Peng, AliPay CEO
Image: Alibaba Group
Lucy Peng is ranked 35th on this year's list, falling two places from last year's place of 33rd.
Peng is one of the founders of online business giant Alibaba Group, and has responsibility as human resources manager at the firm.
Having previously served as CEO of payments arm, AliPay, Peng now heads up the Ant financial Services business.
10. Amy Hood, Microsoft CFO
Amy Hood is ranked 44th on this year's list, moving up 10 places from last year's ranking of 54th.
Hood was appointed chief financial officer at Microsoft in 2013, and after initially joining the company in 2002. Hood is also chief of staff in the Server and Tools Business and heads up the strategy and business development team.
Source: Computerworld UK
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