Sierra Sciences Sierra Sciences is a biotech company that aims to extend the human lifespan and healthspan through telomere maintenance. | ![]() CRISPR Therapeutics CRISPR Therapeutics is a gene editing company focused on developing transformative gene-based medicines for the treatment of serious human diseases. | ||
Founding Date | Founding Date 1999 | Founding Date 2013 | Founding Date 2017 |
Type | Type Private | Type Public | Type Public |
Tags | |||
Locations | Locations Reno, US HQ | Locations Zug, CH HQ Greater London, GB Cambridge, US San Francisco, US | Locations Cambridge, US HQ |
Employees | Employees 20 | Employees 393 | Employees 60 |
Valuation ($) | Valuation ($) N/A | Valuation ($) 4.2 b | Valuation ($) 68.4 m |
Financial | |||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $3.5m (FY, 2025) | Revenue (est.) $3.1m (FY, 2023) |
Net income | Net income N/A | Net income ($581.6m) (FY, 2025) | Net income ($97.4m) (FY, 2023) |
Funding | |||
Total funding raised | Total funding raised N/A | Total funding raised $ 127m | Total funding raised $ 211m |

CRISPR Therapeutics is a gene editing company focused on developing transformative gene-based medicines for the treatment of serious human diseases.
View companyOmega Therapeutics is an epigenomic medicine company.
View company