Norton siRNA manufacturing plant expansion
Alnylam Pharmaceuticals, Inc., Norton, Bristol County, Massachusetts
Norton siRNA manufacturing plant expansion in Norton, Massachusetts is Alnylam Pharmaceuticals, Inc.’s plant for siRNA therapeutics (enzymatic ligation manufacturing platform). Status: under construction as of December 17, 2025 (construction started). Alnylam Pharmaceuticals, Inc. announced $250 million. Primary source: businesswire.com, checked November 12, 2026.
- Status
- Under construction
- Announced investment
- $250 million
- Announced jobs
- Not stated
- Industry
- Pharmaceuticals
- Sheet
- MA-01
- Revised
- November 12, 2026
Status timeline
- Announcedbusinesswire.com
- Construction startedbusinesswire.com
Filled dots are confirmed by a company, state, SEC or federal source. Dashed dots come from news reports only. Investment and job figures are as announced, not achieved.
Plant facts
| Company | Alnylam Pharmaceuticals, Inc. |
|---|---|
| Plant | Norton siRNA manufacturing plant expansion |
| Location | Norton, Bristol County, Massachusetts |
| Industry | Pharmaceuticals |
| Product | SiRNA therapeutics (enzymatic ligation manufacturing platform) |
| Announced investment | $250 millionFully operational expected late 2027 |
| Announced jobs | Not stated |
| Last checked | November 12, 2026 |
No primary source we found states the announced job count, so we leave it blank rather than estimate.
Sources
- Alnylam to invest $250 million in Norton manufacturing facility (Business Wire) (company release, businesswire.com, checked November 12, 2026)
Something changed? Send a correction with a link and we'll recheck it.