S
Sublime Systems
Revolutionizing cement-making using clean renewable energy and an electrochemical process that eliminates CO2 emissions
About Sublime Systems
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.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2020
- Headquarters
- Somerville, United States
- Employees
- 71
- Open positions
- None listed
- Dealroom signal
- 64.2/100
- Sub-industry
- Waste Solution
- Sector
- Energy, Spinout, Sustainable Development Goals, Urban Tech, Advanced Materials, Sustainable Cement, Climate Tech, Green Buildings, Circular Economy, Sustainable Building Construction, Hard Tech, Industrial Electrification, DT and LS
- Business model
- Manufacturing
Knowledge graph
More headlines
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 | ↗ |
Growth signals
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.
Similar companies
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed2 investors entered at this stage
PRIME Coalition
Prime Impact Fund
Series A5 investors entered at this stage
- SGSiam cement group
Lowercarbon Capital
The Engine
Energy Impact Partners
Suffolk Technologies
Series B and later2 investors entered at this stage
CRH Ventures
Holcim
Other known investors2 additional known investors
BloombergNEF
Stanford University
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Sublime Systems on X, ranked by likes and reposts, corporate channels excluded.
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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