| Company Name | City | State | Country/Region | Website | Service Type |
|---|---|---|---|---|---|
| Stealth BioTherapeutics | Needham | Massachusetts | United States | stealthbt.com | Core Company |
| Stealth Company | Concord | Massachusetts | United States | civala.com | Core Company |
| Stem Pharm, Inc. | Madison | Wisconsin | United States | www.stempharm.com | Core Company |
| STEMDEN | Memphis | Tennessee | United States | Core Company | |
| Stemline Therapeutics, Inc. | New York | New York | United States | stemline.com | Core Company |
| Step Pharma SAS | Saint-Genis-Pouilly | Auvergne-Rhone-Alpes | France | step-ph.com | Core Company |
| Stingray Therapeutics | Dallas | Texas | United States | stingraytx.com | Core Company |
| StiRx Inc | Mansfield | Massachusetts | United States | www.stirx.bio | Core Company |
| StradBio, Inc. | Seattle | Washington | United States | stradbio.com | Biotechnology Company |
| Strand Therapeutics | Boston | Massachusetts | United States | strandtx.com | Core Company |
| Stratus Therapeutics, Inc | Cambridge | Massachusetts | United States | stratustx.com | Core Company |
| Stromedix, Inc. | Cambridge | Massachusetts | United States | stromedix.com | Core Subsidiary |
| SU Group LLC | Oak Creek | Wisconsin | United States | www.su-group.com | BBS Vendor |
| Sub20, Inc. | Palo Alto | California | United States | https://bridgebio.com/ | General Company |
| Sub21, Inc. | Palo Alto | California | United States | https://bridgebio.com/ | General Company |
| Sub22, Inc. | Palo Alto | California | United States | https://bridgebio.com/ | General Company |
| Sucampo Pharmaceuticals, Inc. | Rockville | Maryland | United States | sucampo.com | Core Subsidiary |
| Sun Vectors, Inc. | San Diego | California | United States | Core Company | |
| SunVax mRNA Therapeutics | Beverly | Massachusetts | United States | sunvaxmrna.com | Core Company |
| Surrozen, Inc. | South San Francisco | California | United States | surrozen.com | Core Company |
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