The 25 most valuable U.S. startups that failed this year

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25. SDCmaterials — automobile nanotechnology

25. SDCmaterials — automobile nanotechnology

Year founded: 2004

Maximum valuation: $48 million

Amount raised: $26 million

Read more about SDCmaterials on PitchBook.

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24. Senzari — music and entertainment data intelligence

24. Senzari — music and entertainment data intelligence

Year founded: 2010

Maximum valuation: $52 million

Amount raised: $13 million

Read more about Senzari on PitchBook.

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23. Industrial Origami — industrial material manufacturer

23. Industrial Origami — industrial material manufacturer

Year founded: 2003

Maximum valuation: $58 million

Amount raised: $41 million

Read more about Industrial Origami on PitchBook.

22. Claritas Genomics — pediatric genetic testing

22. Claritas Genomics — pediatric genetic testing

Year founded: 2013

Maximum valuation: $60 million

Amount raised: $39 million

Read more about Claritas Genomics on PitchBook.

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21. Apprenda — cloud-based developer software

21. Apprenda — cloud-based developer software

Year founded: 2007

Maximum valuation: $90 million

Amount raised: $56 million

Read more about Apprenda on PitchBook.

20. Innovari — interactive energy platform for utility industry

20. Innovari — interactive energy platform for utility industry

Year founded: 2011

Maximum valuation: $94 million

Amount raised: $12 million

Read more about Innovari on PitchBook.

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19. DataTorrent — streaming data platform

19. DataTorrent — streaming data platform

Year founded: 2012

Maximumt valuation: $96 million

Amount raised: $24 million

Read more about DataTorrent on PitchBook.

18. Rennovia — bio-based chemical production

18. Rennovia — bio-based chemical production

Year founded: 2009

Maximum valuation: $99 million

Amount raised: $69 million

Read more about Rennovia on PitchBook.

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17. Navdy — heads-up displays for vehicles

17. Navdy — heads-up displays for vehicles

Year founded: 2012

Maximum valuation: $100 million

Amount raised: $80 million

Read more about Navdy on PitchBook.

16. ezhome — subscription-based lawn care services

16. ezhome — subscription-based lawn care services

Year founded: 2014

Maximum valuation: $102 million

Amount raised: $20 million

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15. Winx — sleep therapy systems

15. Winx — sleep therapy systems

Year founded: 2007

Maximum valuation: $115 million

Amount raised: $77 million

Read more about Winx on PitchBook.

14. Alphabet Energy — thermoelectric generators

14. Alphabet Energy — thermoelectric generators

Year founded: 2009

Maximum valuation: $118 million

Amount raised: $78 million

Read more about Alphabet Energy on PitchBook.

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13. Paieon — medical imaging technology

13. Paieon — medical imaging technology

Year founded: 2000

Maximum valuation: $136 million

Amount raised: $34 million

Read more about Paieon on PitchBook.

12. Candescent Health — radiology software

12. Candescent Health — radiology software

Year founded: 2009

Maximum valuation: $145 million

Amount raised: $94 million

Read more about Candescent Health on PitchBook.

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11. Primary Data — automation software platform

11. Primary Data — automation software platform

Year founded: 2013

Maximum valuation: $150 million

Amount raised: $89 million

Read more about Primary Data on PitchBook.

10. Fallbrook Technologies — automatic shifting technology for bicycles

10. Fallbrook Technologies — automatic shifting technology for bicycles

Year founded: 1998

Maximum valuation: $169 million

Amount raised: $171 million

Read more about Fallbrook Technologies on PitchBook.

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9. ReVision Optics — surgical implants for vision loss

9. ReVision Optics — surgical implants for vision loss

Year founded: 1996

Maximum valuation: $183 million

Amount raised: $175 million

Read more about ReVision Optics on PitchBook.

8. Medical Simulation — simulation products for medical training

8. Medical Simulation — simulation products for medical training

Year founded: 1998

Maximum valuation: $194 million

Amount raised: $55 million

Read more about Medical Simulation on PitchBook.

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7. Airware — drone analytics

7. Airware — drone analytics

Year founded: 2011

Maximum valuation: $59 million

Amount raised: $104 million

Read more about Airware on PitchBook.

6. ItsOn — cloud-based platform for smart mobile services

6. ItsOn — cloud-based platform for smart mobile services

Year founded: 2008

Maximum valuation: $243 million

Amount raised: $41 million

Read more about ItsOn on PitchBook.

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5. Shyp — on-demand delivery platform

5. Shyp — on-demand delivery platform

Year founded: 2013

Maximum valuation: $275 million

Amount raised: $62 million

Read more about Shyp on PitchBook.

4. Rethink Robotics — robots for manufacturing industry

4. Rethink Robotics — robots for manufacturing industry

Year founded: 2008

Maximum valuation: $291 million

Amount raised: $150 million

Read more about Rethink Robotics on PitchBook.

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3. Videology — TV and video advertising software

3. Videology — TV and video advertising software

Year founded: 2007

Maximum valuation: $311 million

Amount raised: $233 million

Read more about Videology on PitchBook.

2. Lytro — full-spectrum light field cameras

2. Lytro — full-spectrum light field cameras

Year founded: 2006

Maximum valuation: $360 million

Amount raised: $202 million

Read more about Lytro on PitchBook.

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1. Theranos — blood-testing technology

1. Theranos — blood-testing technology

Year founded: 2003

Maximum valuation: $9 billion

Amount raised: $910 million

Read more about Theranos on PitchBook.