First Defense Nasal Screen Shark Tank Update
Adhesive nasal filter screens that block up to 99% of allergens, dust, and airborne pollutants
What Happened to First Defense Nasal Screen After Shark Tank
Is First Defense Nasal Screen still in business? Yes — still in business.
- On-air deal with Cuban, O'Leary, and John for $750K/30% + 15% perpetual royalty never closed
- Moore retained 100% ownership and leveraged Shark Tank exposure
- Expanded to licensing agreements in 50+ countries
- Partnered with Filter Your Life Healthcare Private Limited for Indian market (2018)
- Significant growth during COVID-19 pandemic due to respiratory protection applications
Last verified Apr 4, 2026.
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The First Defense Nasal Screen Shark Tank Pitch
Joe Moore of New Port Richey, FL pitched First Defense Nasal Screen on Shark Tank Season 2, Episode 2, which aired Friday, March 25, 2011, asking for $500,000 for 10% of the company — a $5M valuation.
Mark Cuban, Daymond John and Kevin O'Leary teamed up and agreed to invest $750,000 for 30% equity, valuing the company at $2.5M, plus a royalty of 15. The deal fell through after the show. Deal never formally closed; Moore walked away retaining 100% ownership.
Watch the Pitch
Pitch Details
- Aired
- S2E2Mar 25, 2011
- Ask
- $500,000for 10%
- Ask Valuation
- $5M
Deal Terms
Terms agreed on air. The deal did not close.
- Amount
- $750,000
- Equity
- 30%
- Valuation
- $2.5M
- Royalty
- 15 percent
Mark Cuban
Daymond John
Kevin O'Leary