Phoenix Tailings

Woburn, MA · Founded 2019 · Privately Held (backing)

Operator of a metal refining company intended to leverage untapped value within mining and refining waste economically and sustainably. Phoenix Tailings is based in Woburn, MA and was founded in 2019. It was valued at $395 million at its later-stage round in Feb 2026, the last priced event on record. It has raised $129 million across 2 recorded rounds; the latest was a $107 million later-stage round in Nov 2024.

PMV mark · valuation
$395.0M
Oct 2026
Priced at
its later-stage round
Feb 2026
Total raised
$128.7M
Last round
Later Stage VC
Nov 2024
How much has Phoenix Tailings raised?
$128.7Macross 2 recorded rounds · Jul 2021 – Nov 2024

Most recently, Phoenix Tailings raised $106.6M in its Later Stage VC (Nov 2024).

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Phoenix Tailings round by round

2 rounds
Nov 2024Later Stage VC$106.6MSEC filing▮
75 investors participated
Jul 2021Early Stage VC$12.1MSEC filing▮
47 investors participated

How much has Phoenix Tailings raised?

Phoenix Tailings has raised $129 million across 2 recorded rounds since 2021. The largest was a $12.1 million early-stage round in Jul 2021; the most recent was a $107 million later-stage round in Nov 2024.

Phoenix Tailings has filed 4 Form Ds with the SEC since 2021, most recently in Mar 2026 ($107 million sold to 75 investors).

Phoenix Tailings investors

50 investors are on record for Phoenix Tailings, including Techstars, US National Science Foundation, Mana Ventures and Gaingels. By type, the record holds 15 venture capital firms and 2 family offices. The later-stage round in Nov 2024 drew 75 investors.

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Frequently asked about Phoenix Tailings

How much has Phoenix Tailings raised?
Phoenix Tailings has raised $128.7M in total across 2 recorded funding rounds.
When was Phoenix Tailings's last funding round?
Phoenix Tailings's most recent recorded round was Later Stage VC in Nov 2024, raising $106.6M.