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Resynergi

Rohnert Park, CA · Founded 2015 · Privately Held (backing)

Manufacturer of biorefining technology systems intended to convert traditionally non-recyclable plastics into fuel and chemical products. Resynergi is based in Rohnert Park, CA and was founded in 2015. Its last reported valuation was $18.5 million in Mar 2023. It has raised $35 million across 4 recorded rounds; the latest was a $17.6 million early-stage round in Jan 2025.

Last reported valuation
$18.5M
Oct 2026
Priced at
—
Total raised
$35.0M
Last round
Early Stage VC
Jan 2025

Resynergi key facts

as of Oct 2026
  • Manufacturer of biorefining technology systems intended to convert traditionally non-recyclable plastics into fuel and chemical products.
  • Resynergi is valued at approximately $18.5M as of Oct 2026 (last reported valuation).
  • It has raised $35.0M across 4 recorded rounds; the latest was Early Stage VC ($17.6M) in Jan 2025.
  • Notable investors include Plug and Play Tech Center, SeedFolio, David Liebreich, Lummus Technology, Taranis Investment — 7 tracked in total.
  • Resynergi has filed 1 Form D with the SEC, most recently Mar 2025 ($17.6M sold to 10 investors).
  • Status: Privately Held (backing).
Last reported valuation
LOW confidence
$18.5M

Resynergi's last reported valuation, Mar 2023. Nothing priced has surfaced since.

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Resynergi funding rounds

4 rounds
Jan 2025Early Stage VC$17.6MSEC filing▮
Jan 2023Early Stage VC$6.4MSEC filing▮
Jun 2018Seed Round$3.5MSEC filing▮
Jun 2018Seed Round$2.9MSEC filing▮
Full funding history →

Resynergi valuation

Resynergi's last reported valuation was $18.5 million in Mar 2023. No priced round, secondary trade or fund mark has surfaced since.

How much has Resynergi raised?

Resynergi has raised $35 million across 4 recorded rounds since 2018. The largest was a $6.4 million early-stage round in Jan 2023; the most recent was a $17.6 million early-stage round in Jan 2025.

Resynergi has filed 1 Form D with the SEC, most recently in Mar 2025 ($17.6 million sold to 10 investors).

Resynergi investors

7 investors are on record for Resynergi, including Plug and Play Tech Center, SeedFolio, David Liebreich and Lummus Technology. The early-stage round in Jan 2025 drew 10 investors.

About Resynergi

Manufacturer of biorefining technology systems intended to convert traditionally non-recyclable plastics into fuel and chemical products. The company's microwave-based system transforms unrecycled waste plastic into biodiesel from a broadened range of feedstocks, enabling firms to access low-carbon-intensity fuels extracted from waste.

Sector
Business Products and Services (B2B)
HQ
Rohnert Park, CA, United States
Founded
2015
Employees
17
Ownership
Privately Held (backing)

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