Premier Alternatives

Shellworks

London, United Kingdom · Founded 2019 · Privately Held (backing)

Developer of sustainable biopolymer products designed to turn waste crustacean shells into biodegradable and compostable products. Shellworks is based in London, United Kingdom and was founded in 2019. It was valued at $59.2 million at its later-stage round in Mar 2026, the last priced event on record. It has raised $22.1 million across 2 recorded rounds; the latest was a $14 million early-stage round in Oct 2025.

PMV mark · valuation
$59.2M
Oct 2026
Priced at
its later-stage round
Mar 2026
Total raised
$22.1M
Last round
Early Stage VC
Oct 2025

Shellworks key facts

as of Oct 2026
  • Developer of sustainable biopolymer products designed to turn waste crustacean shells into biodegradable and compostable products.
  • Shellworks is valued at approximately $59.2M as of Oct 2026, set at its later-stage round, Mar 2026; nothing has traded since, per PrivateMarketView’s mark.
  • It has raised $22.1M across 2 recorded rounds; the latest was Early Stage VC ($14.0M) in Oct 2025.
  • Notable investors include BoxGroup, Tech Nation Group, Phoenix Court, Founder Collective, Ascension — 33 tracked in total.
  • 3 institutional filers report fund marks on Shellworks across 11 filings.
  • Shellworks has filed 2 Form Ds with the SEC since 2020, most recently Jul 2021 ($229K sold to 3 investors).
  • Status: Privately Held (backing).
PrivateMarketView mark
MEDIUM confidence
$59.2M

Valued at $59.2M at its later-stage round, Mar 2026. Nothing has traded since.

set by its last priced roundas of Oct 2026question about this number?
Free account
More of Shellworks with a free account
  • ·The complete investor list: 33 names
  • ·Watch Shellworks: the Monday email on marks, rounds and moves
Create free account
No card required

Membership and data by Private Market View

Institutional fund marks on Shellworks

3 filers · latest May 2026

3 SEC-registered funds reported 11 fair-value marks on Shellworks between Nov 2025 and May 2026. Filer-level marks and implied $/share are available to Pro members.

Unlock 11 fund marks

Membership and data by Private Market View

Every name the funds mark, next to where it trades →

Shellworks funding rounds

2 rounds
Oct 2025Early Stage VC$14.0MSEC filing▮
Jul 2020Seed Round$710KSEC filing▮
Full funding history →

Shellworks valuation

Shellworks was valued at $59.2 million at its later-stage round in Mar 2026. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Shellworks raised?

Shellworks has raised $22.1 million in total; 2 of its rounds are on record. The largest on record was a $710,000 seed round in Jul 2020; the most recent was a $14 million early-stage round in Oct 2025.

Shellworks has filed 2 Form Ds with the SEC since 2020, most recently in Jul 2021 ($229,037 sold to 3 investors).

Institutional holders and vehicles

3 SEC-registered funds reported 11 fair-value marks on Shellworks between Nov 2025 and May 2026, in their N-PORT filings. Filer-level marks and implied per-share values are available to Pro members.

Shellworks investors

33 investors are on record for Shellworks, including BoxGroup, Tech Nation Group, Phoenix Court and Founder Collective. By type, the record holds 6 venture capital firms and 1 family office. The early-stage round in Oct 2025 drew 27 investors.

About Shellworks

Developer of sustainable biopolymer products designed to turn waste crustacean shells into biodegradable and compostable products. The company's products are environmental friendly and convenient to dispose of, and such products, after use, can be planted in the ground and degraded, thus acting as a natural fertilizer, enabling users to solve the problematic environmental issue of plastic pollution.

Sector
Healthcare
HQ
London, United Kingdom
Founded
2019
Employees
41
Ownership
Privately Held (backing)

Is this your company? Sign in with your work email to keep it current, or tell us what's wrong.