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Katrina Lake

Born 1982 · Age 43

American entrepreneur, founder and chairperson of Stitch Fix, a data-driven personal styling and fashion subscription service; led Stitch Fix from founding (2011) to IPO (2017) and served as CEO until 2021.

Total Events
38
Career Span
41 years
Peak Net Worth
$1,000,000,000

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Life & Career Timeline

1982Age 0

Born in San Francisco, California

Katrina Lake was born to a Japanese immigrant mother (a public school teacher) and a father who is a transplant hepatologist and medical professor.

12/24/1982Source
Confidence
99%
1998Age 15

Family moved to Minneapolis (age 15)

Lake grew up in the San Francisco Bay Area before moving to Minneapolis at age 15 (reported in profiles).

1/1/1998Source
Confidence
65%
2000Age 17

Attended Lowell High School (San Francisco)

Attended Lowell High School (listed as her high school in biographies).

1/1/2000Source
Confidence
90%
2001Age 18

Began Stanford University (economics, pre-med)

Started undergraduate studies at Stanford University, initially on a pre-med track before switching to economics/business.

1/1/2001Source
Confidence
90%
2005Age 22

Joined The Parthenon Group (management consultancy)

Started working at strategy consultancy The Parthenon Group after graduating Stanford; consulted for e-commerce and retail clients.

1/1/2005Net Worth: $15,000Source
Confidence
80%
2005Age 22

Graduated Stanford University (BA, Economics)

Received bachelor's degree from Stanford University in 2005; had shifted interest from pre-med to economics/business.

1/1/2005Source
Confidence
98%
2007Age 24

Left The Parthenon Group (approx.)

After roughly two years at Parthenon, Lake moved on to other roles including private investment and later internships (approximate timing).

1/1/2007Net Worth: $30,000Source
Confidence
60%
2007Age 24

Worked at Leader Ventures (private investment firm, timeframe)

Worked at private investment firm Leader Ventures between consulting and graduate school (timeline reported in profiles).

1/1/2007Net Worth: $50,000Source
Confidence
60%
2009Age 26

Enrolled at Harvard Business School (MBA program)

Started Harvard Business School's MBA program in 2009 (class of 2011).

1/1/2009Net Worth: $40,000Source
Confidence
95%
2009Age 26

Summer internship at Polyvore (marketing & blogger outreach)

Pursued a summer internship at Polyvore during her MBA, working on marketing and blogger outreach; this influenced her fashion-tech thinking.

1/1/2009Net Worth: $40,000Source
Confidence
90%
2011Age 28

Expanded Stitch Fix product lines (women's to men, kids, plus-size — expansion phase)

Under Lake's leadership Stitch Fix expanded beyond women's apparel into men's, kids', and plus-size offerings (expansion reported across profiles; exact rollout dates varied).

1/1/2011Net Worth: $120,000Source
Confidence
65%
2011Age 28

Earned MBA from Harvard Business School

Completed Harvard Business School MBA in 2011 (class of 2011), where she conceived the Stitch Fix idea.

1/1/2011Net Worth: $50,000Source
Confidence
98%
2011Age 28

Founded Stitch Fix (in San Francisco, from her apartment)

Launched Stitch Fix while a Harvard MBA student, combining data science and human stylists to send curated clothing 'fixes' to customers.

1/1/2011Net Worth: $50,000Source
Confidence
99%
2011Age 28

Early Stitch Fix operations: SurveyMonkey & trust-based billing

Ran early operations manually, collected style data via SurveyMonkey, hand-selected items and at times relied on customer trust to pay without online billing.

1/1/2011Net Worth: $60,000Source
Confidence
90%
2012Age 29

Hired Eric Colson as Chief Algorithms Officer

Introduced to and then hired Netflix VP of data science Eric Colson, who joined Stitch Fix to develop algorithms and data science capabilities.

1/1/2012Net Worth: $90,000Source
Confidence
95%
2014Age 31

Married John Clifford

Married John Clifford, an investment professional, in 2014.

1/1/2014Net Worth: $150,000Source
Confidence
98%
2016Age 34

Named to The Business of Fashion's BoF 500 (member since 2016)

Included in Business of Fashion's BoF 500 list of people shaping the global fashion industry (listed as member since 2016).

1/1/2016Net Worth: $200,000,000Source
Confidence
90%
2016Age 33

Stitch Fix revenue milestone: ~$730 million (2016–2017)

Stitch Fix reported approximately $730M in sales for 2016–2017 timeframe (company growth milestone).

1/1/2016Net Worth: $1,000,000Source
Confidence
85%
2016Age 33

Named to Fortune's '40 Under 40' and Fast Company's '100 Most Creative People'

Recognized in Fortune's 40 Under 40 (2016) and listed among Fast Company's 100 Most Creative People in Business.

1/1/2016Net Worth: $250,000Source
Confidence
95%
2016Age 33

Appointed to Grubhub Board of Directors

Joined the board of Grubhub (was the only woman on the nine-member board at the time).

5/1/2016Net Worth: $350,000Source
Confidence
90%
2017Age 34

Only woman to lead an internet company IPO in 2017

Lake was the only woman who led an initial public offering in technology/internet in 2017, a noted milestone for gender representation in tech IPOs.

1/1/2017Net Worth: $330,000,000Source
Confidence
95%
2017Age 34

Stitch Fix stock pop and close at $15.15 (post-IPO volatility)

On the day after IPO Stitch Fix shares retreated after a pop and closed at $15.15 (reported by CNBC), signifying early market volatility.

1/1/2017Net Worth: $330,000,000Source
Confidence
90%
2017Age 34

Held 16.6% stake in Stitch Fix (post-IPO)

As of November 2017 Lake reported a 16.6% ownership stake in Stitch Fix; Forbes noted this made her one of America's richest self-made women.

11/1/2017Net Worth: $330,000,000Source
Confidence
95%
2017Age 34

Stitch Fix initial public offering (IPO) on NASDAQ

Stitch Fix went public (IPO). On the day, the company raised nearly $120M and shares popped; Lake became the youngest woman to take a company public (internet/tech) in 2017.

11/17/2017Net Worth: $330,000,000Source
Confidence
98%
2018Age 35

Named Retail Dive 'Disruptor of the Year'

Received Disruptor of the Year recognition from Retail Dive for her work at Stitch Fix.

1/1/2018Net Worth: $400,000,000Source
Confidence
90%
2018Age 35

Company retention metric reported: 70% return-rate

Stitch Fix reported high customer engagement metrics, including that ~70% of customers returned for a second 'fix' within 90 days (company performance KPI cited in profiles).

1/1/2018Net Worth: $420,000,000Source
Confidence
80%
2018Age 35

Company scale: data scientists & stylist counts reported

Reports noted Stitch Fix employed over 85 data scientists and more than 3,700 stylists (company headcount milestone reported in profiles).

1/1/2018Net Worth: $420,000,000Source
Confidence
85%
2018Age 35

Appointed to Glossier Board of Directors

Joined the board of beauty company Glossier (reported June 26, 2018), signaling a strategic retail partnership and industry alignment.

6/26/2018Net Worth: $400,000,000Source
Confidence
90%
2019Age 36

Debuted on Forbes' America's Richest Self-Made Women list (top 100)

Entered Forbes' ranking of America's Richest Self-Made Women (appeared among the list in 2019 following stock gains).

1/1/2019Net Worth: $375,000,000Source
Confidence
90%
2019Age 36

Owned ~13 million shares of Stitch Fix (reported around mid-2019)

Profiles noted Lake owned roughly 13 million shares in Stitch Fix in mid-2019, underpinning her net worth estimates tied to share price.

1/1/2019Net Worth: $375,000,000Source
Confidence
85%
2019Age 36

Net worth jump after earnings beat (June 6, 2019)

On June 6, 2019 Stitch Fix beat expectations and Lake's net worth rose by ~$45M in one day; Forbes reported her worth around $375M after the move (based on ~13M shares owned).

6/6/2019Net Worth: $375,000,000Source
Confidence
95%
2020Age 37

Appeared as guest 'Shark' on Shark Tank (Season 11, Ep 14)

Appeared on ABC's Shark Tank on March 6, 2020 and partnered with Lori Greiner on a deal for Pair Eyewear.

3/6/2020Net Worth: $380,000,000Source
Confidence
95%
2021Age 38

Named a billionaire (stock surge) — Forbes reported

Forbes reported on Jan 25, 2021 that Lake's stake in Stitch Fix and stock performance pushed her net worth above $1 billion (temporary peak tied to share price).

1/25/2021Net Worth: $1,000,000,000Source
Confidence
80%
2021Age 38

Surpassed by Whitney Wolfe Herd as youngest woman to take a company public (context)

In 2021 Whitney Wolfe Herd took Bumble public at age 31, surpassing Lake's 2017 record as the youngest woman to take a company public.

2/1/2021Net Worth: $800,000,000Source
Confidence
90%
2021Age 38

Announced stepping down as CEO of Stitch Fix

On April 13, 2021 Lake announced she would step down as CEO; Elizabeth Spaulding succeeded her as Stitch Fix president and Lake transitioned to executive/board roles.

4/13/2021Net Worth: $800,000,000Source
Confidence
90%
2022Age 39

Net worth re-assessed to approx. $205M (June 2022)

Profiles reported substantial decline in Lake's net worth to around $205M by June 2022, reflecting Stitch Fix stock price fluctuations.

6/1/2022Net Worth: $205,000,000Source
Confidence
90%
2023Age 40

Ongoing roles: Chairperson/board positions & public profile

After stepping down as CEO, Lake continued as Executive Chairperson/board member at Stitch Fix and served on boards including Grubhub, Glossier and Recruit Holdings; remained active in fashion-tech and speaking engagements.

1/1/2023Net Worth: $210,000,000Source
Confidence
88%
2023Age 40

Became Independent Director of Recruit Holdings Co., Ltd.

In June 2023 Lake joined Recruit Holdings as an Independent Director (international board role).

6/1/2023Net Worth: $210,000,000Source
Confidence
90%