Category Guide

The Best Shark Tank Green & CleanTech Products (2026)

Every green & cleantech product that pitched Shark Tank, the ones that landed deals, the ones still selling, and where to buy them.

Shark Tank IndexUpdated March 19, 20266 min read

Green tech is the category everyone claims to love and almost nobody on Shark Tank actually funds. Across the show's run, only 14 pitches landed in the Green & CleanTech bucket, which makes it one of the smallest corners of the Tank by a wide margin. Saving the planet, it turns out, is a great applause line and a tough sell when there is equity on the table.

The numbers tell the story before any founder opens their mouth. Just 7 of those 14 companies walked out with a deal, a 50 percent strike rate. That sounds fine until you remember the show overall closes at 61 percent. So pitching a sustainability product to the sharks meant your odds were measurably worse than average, and the category as a whole ranks 14th out of all the verticals tracked here. The sharks like the idea of green. They are noticeably cooler on writing the check.

Half In, Half Out

A 50 percent deal rate is a strange thing to sit with. It means for every founder who got the handshake, another walked the long carpet back to the elevator with nothing. There is no comfortable middle ground in a coin flip, and that is roughly what this category was: a coin flip dressed up in recycled packaging.

Why so cold? The sharks are operators, not philanthropists, and clean tech tends to come with long development timelines, regulatory headaches, and margins that look thin next to a $20 kitchen gadget. When the average deal here did land, it came in at $307K, which is actually healthy and a bit above the show's typical $100K to $300K range. That suggests the sharks treated green tech as an all-or-nothing bet. When they believed, they believed with real money. When they didn't, they passed cleanly rather than haggling their way to a small stake.

The PittMoss Outlier

The biggest deal the category ever produced was PittMoss, which secured $600,000 back in season 6. The terms are what make it worth pausing on: the sharks took 35 percent equity for that money. That is a hefty chunk by any standard, and it tells you something about how the room valued a green business even when it liked one. A third of the company was the price of admission.

Read that next to the $307K average and PittMoss looks like the high-water mark rather than the norm. Most green pitches that closed did so for less, on tighter terms, with founders who had to prove the unit economics worked before anyone got excited about the mission. The environmental angle was nice. The spreadsheet had to carry the conversation.

Cuban's Quiet Corner

If any shark planted a flag here, it was Mark Cuban, who closed 4 of the category's 7 deals. That is more than half of everything that got funded, which is a remarkable concentration. Strip Cuban out and green tech on Shark Tank barely registers as a thing the panel did at all. The other five sharks combined accounted for fewer green deals than he did solo.

That lopsidedness probably explains a lot about the category's overall coolness. When one investor is doing most of the buying, the appetite isn't broad, it's a single person's conviction. The rest of the panel was happy to let Cuban chase the clean-energy and sustainability plays while they stuck to the snacks and storage bins that reliably sold.

Where They All Went

Here is the part that should give any aspiring green founder pause. Of all 14 companies that ever pitched in this category, exactly one is still selling today: Air Tulip. One. A single survivor out of fourteen.

That is a brutal attrition rate even by Shark Tank standards, where plenty of products quietly vanish after their episode airs. It reinforces the uncomfortable theme running through the whole category. Green tech on the show was rare, hard to fund, expensive to buy into when it did get funded, and fragile once the cameras moved on. The mission was always easy to cheer for. Building a durable business around it was the hard part, and the scoreboard here is honest about how few managed it. If you came looking for a feel-good chapter of Shark Tank history, this corner of the Tank is more of a cautionary one.

Green & CleanTech products you can still buy

These green & cleantech pitches turned their Shark Tank moment into a lasting business, and you can still order them:

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