"The best thing I did": Shark Tank investor Lori Greiner talks about the key strategy that led to her success

Lori Greiner, renowned entrepreneur and long-time Shark Tank investor, attributes her success to one key strategy: listening to herself and believing in her instincts. In a January 5, 2025, Instagram post, Greiner shared that the best thing she ever did was to stay true to her convictions, even when faced with criticism or doubt.

"What is the best thing I ever did to be successful? I think the best thing I ever did was I stuck to listening to myself and believing in myself."

Her approach highlights the power of self-belief and unwavering determination in building a successful career.

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Staying true to yourself: Insights from Shark Tank investor Lori Greiner

In her Instagram post, Lori Greiner emphasized the importance of trusting one’s instincts when pursuing business ventures. She recounted how she faced skepticism and discouragement early in her career.

“People are going to be telling you this can’t work or you can’t do that,” she explained.

Despite external pressures, she chose to follow her intuition. Greiner’s belief in her ideas was crucial to her success. The Shark Tank investor stated,

“I didn’t listen to anybody. I believed in myself. I knew my direction and never let anyone put me in a box.”

She said that in this mindset, she was able to overcome barriers and focus on executing her vision. By emphasizing her expertise and confidence, Greiner showed how internal validation over external opinions works.

According to the Shark Tank investor, it was a wake-up call to entrepreneurs that they will experience self-doubt and criticism. However, with persistence and focus, they may be able to achieve incredible results.

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Lori Greiner: The entrepreneurial powerhouse

According to her website, Lori Greiner is one of the most prominent figures in the entrepreneurial world. A star investor on ABC’s Shark Tank, she has earned a reputation for turning ideas into successful businesses. Known as “The Queen of QVC,” she has launched over 1,000 products and holds 120 U.S. and international patents.

Greiner began her career with a single idea: an innovative jewelry organizer. Her creation quickly became a commercial success, setting the stage for a thriving business empire. She is known for identifying potential in products, with a remarkable 90% success rate on new launches.

The Shark Tank investor brought products from concept to market within months with her expertise in streamlining processes and executing strategies efficiently.

As a Shark Tank investor, Greiner has played a pivotal role in helping entrepreneurs realize their dreams. Her portfolio includes some of the show’s most successful ventures, with 10 of the top 20 highest-grossing companies to her credit. She has eyes for emerging trends and brands have positioned her as a sought-after mentor and partner.

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An advocate and leader

Beyond her business successes, according to her website, Greiner strives to design products that enhance the lives of people. She designs for the home organization and kitchen gadgets categories, as well as for traveling. She designs with affordability in mind so that her inventions reach a large cross-section of society.

Greiner's success goes beyond business. She is a devoted philanthropist, donating a great portion of her profits to charitable causes. Her initiatives include sponsoring scholarships for underprivileged women, supporting first responders, and contributing to programs that uplift youth.

The Shark Tank investor's belief that “success comes with a responsibility to give back” underscores her commitment to making a positive impact.

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