4s3 Bioscience is an emerging Boston-area biotechnology company, focused on developing genetic disease therapies for orphan neuromuscular disorders. The company's platform is an antibody-based system capable of enhanced intracellular delivery of active proteins, enzymes and other macromolecules to skeletal muscle. 4s3 was founded in 2007 by Vice President of Research, Dustin Armstrong, Ph.D. and President and CEO, Timothy Harris and received seed funding from Genzyme Ventures in 2008. The company has strong intellectual property protecting its platform, including a licensed portfolio from UCLA. In addition to the Series A financing, the company has received prior funding from the following organizations: Massachusetts Life Science Center, the Muscular Dystrophy Association, National Institute of Health, and the HHS Therapeutic Discovery Project. 4s3 occupies laboratory space at the UMass Boston Venture Development Center
| Date | Amount | Type | Investors | Valuation |
|---|---|---|---|---|
| 03/06/12 | $20,000,000 | Series A |
Alopexx Enterprises KLP Enterprises | undisclosed |
