Shark Tank Season 4 Guest Sharks List Jun 2026

For the first two episodes of Season 4, the guest chair was occupied by Lori Greiner. Although she would eventually become a main Shark in subsequent seasons, her appearance in Season 4 was a revelation. Known as the "Queen of QVC," Greiner brought a specific, high-octane energy that differed from the real estate and branding backgrounds of the original panel. Her expertise in retail distribution and infomercials opened a new pathway for entrepreneurs with "hero products"—items that might not scale as tech startups but could fly off shelves at big-box stores. Her debut in Season 4 signaled to the audience that the show was willing to expand its definition of business success beyond Silicon Valley valuations.

Bringing his iconic "champagne wishes and caviar dreams" persona, Leach helped pitch high-end, stone-studded leather bracelets called Rock Bands to the unimpressed multi-millionaires. The Evolution of Guest Sharks shark tank season 4 guest sharks list

Rounding out the season were high-profile figures such as John Paul DeJoria, the co-founder of Paul Mitchell and Patrón, and Chris Sacca, a legendary tech investor. DeJoria’s rags-to-riches story provided a compassionate, yet shrewd perspective on the tank, offering a stark contrast to O'Leary’s often cold logic. Chris Sacca, appearing towards the end of the season, reintroduced the "Silicon Valley" style of investing—high risk, high reward, and deep technical scrutiny. For the first two episodes of Season 4,