sublime
Boston, US · 11 known investors
Sublime Systems develops an energy-saving, carbon-reducing process for manufacturing cement from previously inaccessible minerals. The company serves the cement and construction industries seeking sustainable production methods.
Founders & leadership
LE
Leah EllisCo-founder
YC
Yet-Ming ChianginCo-founder
Investors · 11
Azolla VenturesCambridge
Congruent VenturesSan Francisco · $100K – $5M
E14 FundCambridge · $1M – $5M
Energy Impact PartnersNew York · $5M – $20M
LOWERCARBONJackson · $1M – $50M
Lowercarbon CapitalNew York · $100K – $5M
Prime Impact FundCambridge · $1M – $4M
Steel AtlasNew York
Suffolk TechnologiesBoston
The E14 FundCambridge · $1M – $5M
The Engine VenturesreportedCambridge
In the news
- Clean cement startup Sublime cuts jobs after Trump pulled fundingfinance.yahoo.com · 2026
- Cement producer pauses factory construction after funding pullback | Construction Diveconstructiondive.com · 2025
- Sublime Systems Receives Investment from Suffolk Technologiesfinsmes.com · 2025
- Sublime Systems Secures Combined $75M in Investments from Global Building Materials Majors, CRH and Holcim, to Accelerate Scale-Up of True-Zero Cement Manufacturing Technology - Sublime Systemssublime-systems.com · 2024
- Sublime Systems Raises $40M in Series A Fundingfinsmes.com · 2023