Key facts
- MacroCycle’s last known valuation is $17.4M (Mar 2026).
- It has raised $9.5M; the latest was Seed Round ($10.0M) in Sep 2025.
- Notable investors include Plug and Play Tech Center, US National Science Foundation, Greentown Labs, Collaborative Fund, Breakthrough Energy — 20 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 20 names
- ·Watchlist + deal alerts for MacroCycle
- ·The full record, as it builds
Funding rounds
No funding rounds for MacroCycle are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About MacroCycle
Developer of a chemical recycling technology designed to turn polyethylene terephthalate (PET) and polyester-fiber waste into virgin-grade plastics and textiles. The company's process is based on synthesizing cyclic macromolecules to help produce virgin-grade plastic at lower energy use than traditional processes, enabling clients with circular, sustainable, zero-carbon plastic upcycling without a green premium required.
- Sector
- Business Products and Services (B2B)
- HQ
- Cambridge, MA, United States
- Founded
- 2023
- Employees
- 10
- Website
- macrocycle.tech/
- Ownership
- Privately Held (backing)
MacroCycle doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in MacroCycle shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on MacroCycle in its N-PORT filings yet. We sweep new filings monthly.