| Website | srone.com |
| Phone | 610.567.1000 |
| Employees | |
| Founded | 1985 |
| Description | Venture Capital |
SR One is the corporate venture capital arm of GlaxoSmithKline. The firm invests globally in emerging life science companies that are pursuing innovative science which will significantly impact medical care. Since 1985, SR One has invested approximately $600 million in more than 130 companies. For more information please visit www.srone.com
| Company | Date | Round | Size | Participants |
| Effector Therapeutics | 5/13 | Series A | $45M | 7 |
| Aileron Therapeutic | 1/13 | Series D | $12M | 6 |
| River Vision Development | 12/12 | Series A | $17M | 3 |
| Bicycle Therapeutics | 12/12 | Venture Round | £3.75M | 5 |
| Applied Genetics Technologies Corporation | 11/12 | Series B | $37.5M | 6 |
| Principia BioPharma | 10/12 | Series A | $12.5M | 5 |
| Thrasos | 10/12 | Series C | $35M | 7 |
| Genocea Biosciences | 10/12 | Series C | $30M | 10 |
| IlluminOss Medical | 9/12 | Series C | $28M | 9 |
| Auxogyn | 6/12 | Series B | $18M | 4 |
| RaNA Therapeutics | 1/12 | Series A | $20.7M | 3 |
| MISSION Therapeutics | 8/11 | Venture Round | $10M | 4 |
| Nimbus Discovery | 6/11 | Series A | $24M | 3 |
| HTG Molecular Diagnostics | 6/11 | Series D | $500k | 1 |
| Constellation Pharmaceuticals | 6/11 | Series B | $15M | 5 |
| Springleaf Therapeutics | 5/11 | Series B | $15M | 3 |
| f-star Biotech | 4/11 | Venture Round | €15M | 7 |
| Genocea Biosciences | 1/11 | Series B | $35M | 9 |
| Semprus BioSciences | 12/10 | Series B | $18M | 5 |
| Syntaxin | 11/10 | Series C | $29M | 7 |
| Dicerna Pharmaceuticals | 10/10 | Series B | $4M | 2 |
| iPierian | 9/10 | Series B | $28M | 8 |
| Constellation Pharmaceuticals | 6/10 | Series B | $4.8M | 5 |
| NeuroTherapeutics Pharma | 5/10 | Series B | $43M | 4 |
| CalciMedica | 12/09 | Series C | $12M | 3 |
| Trinity Biosystems | 11/09 | Venture Round | $7.5M | 5 |
| Aileron Therapeutic | 6/09 | Series D | $40M | 6 |
| Anaphore | 6/09 | Series A | $13M | 5 |
| Rib-X Pharmaceuticals | 1/09 | Venture Round | $25M | 8 |
| CalciMedica | 1/09 | Series C | $4M | 3 |
| POINT Biomedical | 1/08 | Series E | $25M | 4 |
| Syntaxin | 10/07 | Series B | $32M | 5 |
| CalciMedica | 7/07 | Series A | $1.5M | 1 |
| Onyvax | 5/06 | Series C | £8M | 5 |