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Sublime Systems
Energy · Somerville, United States · Founded 2020
Revolutionizing cement-making using clean renewable energy and an electrochemical process that eliminates CO2 emissions MoreLess
Sublime Systems is a forward-thinking startup that operates in the construction industry, specifically in the production of low-carbon cement. The company's innovative approach to cement production is aimed at reducing the environmental impact traditionally associated with this process. Sublime Systems' unique selling proposition is its breakthrough process that eliminates the need for a kiln - the most energy and fossil fuel-intensive part of cement manufacturing.
The company's product is a low-carbon cement that performs on par with traditional cement, but with significantly reduced CO2 emissions. This makes it an attractive option for infrastructure owners, engineers, architects, contractors, and ready-mix concrete plants who are seeking to reduce their environmental footprint without compromising on performance.
Sublime Systems' business model is based on commercializing this low-carbon cement. The company sells its product by the metric ton, making it a viable option for large-scale construction projects. The company has been selling its product since 2023 and has a clear path to achieving zero emissions in the future.
In terms of revenue, Sublime Systems makes money by selling its low-carbon cement to various stakeholders in the construction industry. The company's commitment to sustainability and performance has the potential to position it as a leader in the green construction materials market.
Keywords: Low-Carbon Cement, Sustainable Construction, Green Building Materials, Infrastructure, Electrochemical Process, CO2 Reduction, Zero Emissions, Environmental Impact, Construction Industry, Commercialization.
Company overview
Sublime Systems company information
The essential company record, classifications and operating signals in one place.
- Status
- Operational
- Founded
- 2020
- Headquarters
- Somerville, United States
- Employees
- 71
- Open positions
- None listed
- Dealroom signal
- 64.2
Valuation & funding
Sublime Systems funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| EARLY VCOther financing | May 2025 | $0 | — | Suffolk Technologies | ↗ |
| LATE VCOther financing | Sep 2024 | $75M | $300M | CRH Ventures · Holcim | ↗ |
| SUPPORT PROGRAMOther financing | Apr 2023 | $0 | — | BloombergNEF | ↗ |
| SERIES AOther financing | Jan 2023 | $40M | $160M | Siam cement group · Lowercarbon Capital · The Engine · Energy Impact Partners | ↗ |
| EARLY VCOther financing | May 2021 | $5.9M | $23M | Undisclosed | — |
| SEEDOther financing | Jan 2021 | PRIME Coalition · Prime Impact Fund | — | ||
| SPINOUTOther financing | Mar 2020 | Stanford University | — |
Growth signals
Sublime Systems website traffic
Latest recorded traffic for Sublime Systems is 2.5K monthly website visits, down 66.2% over the last three months. Sublime Systems's team declined 44.5% over the past year.
Comparisons
Sublime Systems compared with similar companies
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Talent graph
Sublime Systems's talent
Source: Dealroom Talent Intelligence.
Investors
11 investors on Sublime Systems's cap table
Sourced from Dealroom's funding and investor records.










Global footprint
Where Sublime Systems has talent and traffic
team presence
In the news
Latest news about Sublime Systems
Recent press, funding announcements, and product moves mentioning Sublime Systems — open to read from the original sources.
Market sentiment
What the market is saying about Sublime Systems
An AI-synthesized read of the highest-engagement posts about Sublime Systems on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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