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Sublime Systems Unicorn Score: 68/100

Somerville, United StatesSomerville, United StatesCleanTechsublime-systems.com

Sublime Systems is a climate technology company developing a breakthrough electrochemical process to produce "true-zero" cement. Their technology aims to eliminate both mineral and fossil fuel emissions from cement manufacturing, offering a sustainable and cost-competitive alternative to traditional methods. The company's innovation addresses the significant carbon footprint of the global building materials industry.

68/100
PromisingWatchlist

Valuation track record

First screened
May 24, 2026
Entry valuation
$266M
Current valuation
$266M

Latest valuation verified from Live re-screening on May 24, 2026. Updated quarterly from public funding announcements.

Founders

  • Leah Ellis

    Co-founder

    LinkedIn
  • Yet-Ming Chiang

    Chief Scientific Officer and Co-founder

    LinkedIn

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Frequently asked

What is Sublime Systems's unicorn score?

Sublime Systems has a Unicorn Screener score of 68/100, classified as "Promising". Recommended action: watchlist.

What is Sublime Systems's current valuation?

Sublime Systems's most recently verified valuation is $266M, last checked on May 24, 2026 (source: Live re-screening).

What sector is Sublime Systems in?

Sublime Systems operates in the CleanTech sector and is headquartered in Somerville, United States.

When was Sublime Systems first screened?

Sublime Systems was first screened by Unicorn Screener on May 24, 2026, with an entry valuation of $266M.