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Shark Tank’s Robert Herjavec Named in ONEflight Lawsuit

October 28, 2026

2 min read

Key Takeaways

Robert Herjavec named in ONEflight lawsuit.
Customer alleges Herjavec's endorsements misled him.
Herjavec denies ownership stake and knowledge of financial issues.
ONEflight suspended operations in September 2026.

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Strategic Implications

This lawsuit may indicate a shift in accountability for celebrity endorsements in the private aviation sector. The allegations against Herjavec could suggest that his reputation was used to bolster confidence in ONEflight's financial stability, which may have broader implications for the industry's use of influencer marketing.

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What Happened

Private Jet Brokerage Collapse Sparks High-Profile Litigation

A lawsuit has been filed against Shark Tank investor Robert Herjavec and private jet charter broker ONEflight by a customer who claims Herjavec’s endorsements misled him into investing over $741,000. Herjavec denies any ownership stake or knowledge of the company’s financial problems and is preparing to sue ONEflight. The customer, Mark Heimbouch, alleges that ONEflight’s sales staff assured him the business was financially healthy, prompting him to deposit more money. The lawsuit was reported by AeroTime.

Source | Originally Published: October 28, 2026

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