Guardian Bikes Update | Shark Tank Season 8
When Brian Riley’s grandfather suffered a terrible biking accident, breaking several vertebrae, Brian and Kyle Jansen set out to make biking safer for kids. They created Guardian Bikes, featuring the SureStop braking system that puts the rear brake first and then the front to help prevent dangerous wipeouts. Now, as they aim to scale up, will the sharks see the value in their innovation? Dive into our Guardian Bikes update and pitch recap to find out.
If you’re short on time, here’s a quick overview of what happened to Guardian Bikes after
Brian and Kyle entered
In terms of a Guardian Bikes update, the company leveraged its deal with Mark Cuban to fuel growth, achieving notable milestones like selling over 35,000 units. Further, Guardian Bikes has grown to an annual revenue of $24 million.
| Shark | Result |
| Mark Cuban | Accepted offer of $500,000 for 15% equity with contingency |
| Kevin O’Leary | $500,000 for 20% equity |
| Barbara Corcoran | No offer |
| Chris Sacca | No offer |
| Lori Greiner | No offer |
Shark Tank Guardian Bikes Pitch

- Entrepreneurs: Brian Riley and Kyle Jansen
- Business: World’s safest children’s bike
- Ask: $500,000 for 10% equity
- Result: $500,000 for 15% with contingency
- Shark: Mark Cuban
Brian and Kyle entered
Driven by the need to prevent dangerous accidents, they’re asking for a $500,000 investment to increase production and scale their SureStop braking system.
Guardian Bikes is focused on safer bikes for kids. Their bikes use the SureStop braking system, a single-lever brake that prevents head-over-handlebar accidents.
This feature gives parents peace of mind and helps kids stay safe. Guardian Bikes offers models for different ages, each arriving 99% assembled, which makes setup fast and easy.
Guardian Bikes’ focus on safety and simplicity sets them apart. The SureStop system and lightweight design make riding easy for kids.
Chris Sacca shows strong interest. However, Kevin O’Leary questions their choice to manufacture bikes instead of licensing the technology.
Despite their explanation, Barbara Cocoran is the first shark to go out, expressing doubt and feeling they need a strong salesman on board.
Kevin then offers $500,000 for 20% equity, but only if they stop making bikes and focus on licensing the technology instead.
Brian and Kyle look to the other sharks for more options, and Kevin retracts his offer.
Subsequently, Chris and Lori Griener decide to pass as well.
Nevertheless, Mark Cuban steps in with an offer of $500,000, though he includes three conditions: the technology must be unique, they need to hit specific sales goals, and they must hire an in-house PR person.
Confident in Mark’s approach, they accept the offer.
Let’s get a Guardian Bikes update to see how the partnership with Mark Cuban panned out.
Shark Tank Guardian Bikes Update
Our Guardian Bikes update found that the deal with Mark Cuban successfully closed, and he became an active partner, guiding marketing and business growth.
By 2019, they had sold over 35,000 units. Their innovative SureStop braking system garnered attention, leading to features in various media outlets and positive reviews from customers.
In 2022, the company strategically shifted production from China to the United States, opening a factory in Seymour, Indiana.
This transition aimed to improve quality control and support local manufacturing, creating over 100 jobs in the process.
To support this shift, the entrepreneurs raised an additional $3 million from Mark Cuban and other investors.
Our research on the Guardian Bikes update found that the company has grown to an annual revenue of $24 million, with lifetime sales surpassing $40 million since its
Further, Brian and Kyle continue to lead Guardian Bikes, maintaining their commitment to safety and innovation in children’s bicycles.
We are calling this Guardian Bikes update a success.
Make sure to check out our other company updates from Season 8, Episode 21:
Before you go, be sure to check out our list of all the Shark Tank Season 8 products.
Andrew is a lifelong fan of Shark Tank and an entrepreneur at heart. He started Shark Tank Recap because he wanted a single place to track what happens to the companies, founders, and deals after they air on TV. With a sharp eye for business insights and a passion for all things Shark Tank, Andrew makes sure every recap is accurate, engaging, and fun.
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